Mobile Total Solution - Iczoom

56
1 Mobile Total Solution

Transcript of Mobile Total Solution - Iczoom

Page 1: Mobile Total Solution - Iczoom

1

Mobile Total Solution

Page 2: Mobile Total Solution - Iczoom

CONFIDENTIAL

fitipower Integrated Technology Inc.

Agenda

• Mobile System Platform IC Solution

• VCM Driver Solution- FP5510/A、FP5516/W & FP5518

• LED Driver/Flash Driver/OTG Solution- FP6755、FP6778 &

FP6715

• New Product Introduction—FP7720、FP7721、FP7723 &

FP9928A

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Mobile System Platform IC Solution

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One-Stop Shopping + One-Way Delivery

FP7720 FP7721 FP7723

FP6755

FP6778

FP5510/A FP5516/W FP5518 (2016Q1)

FP6715 FP6716 FP6717

面板驅動 IC

馬達驅動 IC

LED閃光燈IC

背光驅動IC

電源管理 IC

OTG

JD9161 JD9361 JD9364 JD9367

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Mobile System Platform IC Solution

4

One-Stop Shopping + One-Way Delivery

FP7720 FP7721 FP7723

FP6755

FP6778

FP5510/A FP5516/W FP5518 (2016Q1)

FP6715 FP6716 FP6717

面板驅動 IC

馬達驅動 IC

LED閃光燈IC

背光驅動IC

電源管理 IC

OTG

JD9161 JD9361 JD9364 JD9367

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Roadmap

5

FP5510/A

Uni-directional FP5512

Uni-directional

• Linear Type • VDD 2.3V~3.6V • 120mA Current Sink • 10-bits Resolution DAC • Power Down (<0.5μA) • I2C serial interface • Slope Control (Direct, Linear, ESC ….)

6-Ball WLCSP 6-Ball WLCSP

• Linear Type • VDD 2.3V~5V • 120mA Current Sink • 10-bits Resolution DAC • Power Down (<0.5μA) • I2C-compatible/P2P with DW9714/A • Slope Control (Direct, Linear , ESC ….)

FP5512A/B FP5512C/D FP5510 FP5510A

5 Mass Production (MP) ESC

Enhance Slope Control

FP5508A

Uni-directional

• Linear Type • VDD 2.3V~5.5V • 100mA Current Sink • 10-bits Resolution DAC • Power Down (<0.5μA) • I2C serial interface • Slope Control

6-Ball WLCSP

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Roadmap

6

FP5516/W FP5518 Uni-directional Bi-directional

6-Ball WLCSP 8 -Ball WL CSP

• Linear Type • VDD 2.3V~4.8V • +-60mA/ +-100mA Current Sink • 10-bits Resolution DAC • Power Down (<0.5μA) • I2C serial interface/P2P with DW9800/W • Direct/ LSC/ Adj. ESC Scheme

• Linear Type • VDD 2.3V~3.3V • 100mA Current Sink • 10-bits Resolution DAC • Power Down (<0.5μA) • I2C serial interface • I2C serial interface/P2P DW9763/ DW9807 • Integrate 8Kbytes Memory

VDD GND

IVCM2 IVCM1

SCL SDA

Developing

FP5520 Bi-directional

WL CSP

• AF integrate OIS • Closed-loop

6 Developing & Planning AESC

Adaptive Enhance Slope Control

B2 B1

C2 C1

D2 D1

VIEW FROM BALL SIDE

SCL

SDA

CEN

ISINK

ID

WRTEN

A2 A1VDD GND

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Features • Power Supply voltage rang: 2.3 V to 5 V. • VCM driver for auto-focus. • 10-Bit Resolution current sinking of 120mA for VCM. • Fast mode I

2C interface (1.8V interface available).

• VCM slew rate control- •One step mode •Linear slope mode •Two step slope control. •ESC ( 3 steps )

• Power on reset (POR). • Small Size: ×1.13mm×0.73mm (6pins WLCSP) • P2P DW9714/A

Applications •Smartphone • Lens auto focus • Web camera

FP5510

Typical Application Circuit

FP5510 FP5510A

MP in Sony/InFocus/ Samsung

FP5510/A Feature

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Features • Power Supply Voltage Rang: 2.3V to 4.8V • VCM Driver for Auto-Focus • 10-Bit Resolution for Output Current of ±60mA (FP5516) to ±100mA (FP5516W). • 2-Wire I2C Interface (1.8V Interface Compatible) • Internal 3 Slope Control Mechanism 1. Adaptive Enhance Slope Control Mode 2. One Step Mode 3. Linear Slope Mode • Decay Ratio Setup Function • Power-Down Mode • Power On Reset (POR) • TSD(Thermal Shutdown) • Small Size: 0.652mm×1.112mm×0.3mm (6-Balls WLCSP)

FP5516/W – Bi-directional VCM Driver

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Bi-direction

Typical Application Circuit

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CONFIDENTIAL

fitipower Integrated Technology Inc.

FP5518 - VCM Driver with Integrated 8Kbytes EEPROM

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• Power Supply Voltage Rang: 2.3V to 3.3V • VCM Driver for Auto-Focus • 10-Bit Resolution for adjustable Current Sinking of 100mA. • 2-Wire I2C Interface (1.8V Interface Compatible) • 8k Byte e-Flash memory • Internal 2 Slope Control Mechanism 1. Adaptive Enhance Slope Control Mode 2. One Step Mode 3. Linear Slope Control Mode • Power-Down Mode • Power On Reset (POR) • Small Size: 0.77mm×1.75mm×0.3mm (8-Balls WLCSP)

Feature:

B2 B1

C2 C1

D2 D1

VIEW FROM BALL SIDE

SCL

SDA

CEN

ISINK

ID

WRTEN

A2 A1VDD GND

FP5518

D2

10µF0.1µF

VM

External

enable

I2C

MASTER

I2C

SLAVE

SCL

SDA

1.8V

1.8KΩISINK

M

GND

1.8KΩ

VDD

B2

C2

A1

B1

A2

CEN

C1

D1

ID

WRTEN

8K bytes e-flash

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fitipower Integrated Technology Inc.

Enhance Slope Control

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Enhance Slope Control (ESC) Performance

- 對焦快: 減少 30-50%時間 - 兼容性佳: 容忍VCM量產偏移量 - 物超所值: 適用一步到位高階Sensor (PDAF)

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CONFIDENTIAL

fitipower Integrated Technology Inc. 12

This test will show that FITIPOWER’s Enhanced Slope Control (ESC) scheme has excellent focus

capability. Compared with DONGWOON’s Dual Level Control (DLC) scheme, Linear Slope Control

(LSC) Scheme and Direct scheme by testing, ESC have better performance than DLC, LSC and

Direct also for small step.

3-Steps ESC

Scheme:

TRES

1

1

2

Ou

tpu

t C

urr

en

t

Operation

Time

Direct 3-Step ESC

2-Step DLC

Scheme

Operation

Time

Outp

ut

Curr

ent

Direct 2-Step ESC

Operation

Time

LSC Scheme

Direct

1

1

TRES/2 TRES

ESC Concept

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fitipower Integrated Technology Inc. 13

Position (1V100μm)

Isink (mA)

Settling time= ? mS

Test Procedure:

Step 1: Send a code 180(Isink=22mA) to driver IC to overcome the VCM start current. Step 2: Send a code 230(Δcode=50, Isink=27mA) to driver IC. Step 3: Send a code 280(Δcode=50, Isink=32.8mA) to driver IC.

Step 4: Send a code 330(Δcode=50, Isink=38.7mA) to driver IC. Step 5: Send a code 380(Δcode=50, Isink=44.4mA) to driver IC. Step 6: Send a code 430(Δcode=50, Isink=50.4mA) to driver IC.

Code Change

Settling Time

FP5510A

ESC

DW9714A

DLC

DW9714A

LSC

180(Isink=22mA)->

230(Isink=27mA) 12mS 53.5mS 87mS

230(Isink=27mA)->

280(Isink=32.8mA) 12mS 47.1mS 106mS

280(Isink=32.8mA)->

330(Isink=38.7mA) 12mS 33.9mS 84.3mS

330(Isink=38.7mA)->

380(Isink=44.4mA) 12mS 27.1mS 82.1mS

380(Isink=44.4mA)->

430(Isink=50.4mA) 12.8mS 27.5mS 50.1mS

ESC under Samsung Test Condition

Faster AF Time

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Test Report with Huawei / H30-L01

FP5510A V.S DW9714A

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CONFIDENTIAL

fitipower Integrated Technology Inc. 15

Test Condition:

FP5510A test board

Laser Displacement Sensor

Smart Mobile

FP5510A Measurement Equipment (Huawei H30-L01)

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fitipower Integrated Technology Inc. 16

Start Current~27.8mA

Auto Focus Procedure - 1

Max Current~60mA

~ 66ms

Position (1V100μm)

Isink (mA)

~ 3.8mA

FP5510A Measurement (Huawei H30-L01)

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CONFIDENTIAL

fitipower Integrated Technology Inc. 17

ESC AF time can be reduced to about 643ms. Original AF (DLC) time is about 850ms

Isink (mA)

Position (1V100μm)

By using ESC in this scenario, the Total AF time can be shortened “207ms” *Frame rate is 30 f/sec and Tres equal 12ms, then can save 210ms at each AF.

FP5510A Measurement DLC V.S ESC (Huawei H30-L01)

643ms

AF time: 60ms of 1 step, 60ms x 14 = 840ms

AF time: 45ms of 1 step, 45ms x 14 = 630ms

Faster AF Time ESC

Enhance Slope Control

Isink (mA)

Position (1V100μm)

850ms

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Test Report with Asus / Zenphone2

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Reference Project

ESC Enable Original Design

Driving Current Lens Position

ESC Enable Original Design

From 15cm to 8cm to achieve AF behavior

15cm 15cm

8cm 8cm

~1.3sec ~0.9sec

Because the lens is stable during AF if ESC enable, so waiting time can reduce to achieve faster AF time

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CONFIDENTIAL

fitipower Integrated Technology Inc. 20

Methods to Enhance Auto-Focus Speed

AF with better Sensor (60 f/s)

AF with better Sensor (60 f/s) + Parallel algorithm

1-step: -16ms

14-step: -228ms

TTL% -50%

1-step: -20ms

14-step: -280ms

TTL% -40%

DLC ESC Reduced time

w/ 中置馬達 7-step Time: 30*7<210ms, -70%

w/ PDAF sensor One Big step + 3 small-step : 30*4<120ms, -80%

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CONFIDENTIAL

fitipower Integrated Technology Inc.

VM149C FP5510

Item FP5510/A DW9714/A

Slew rate control Direct, LSC, TSC (DLC)

ESC

Direct, LSC, DLC

LSC Step Period Adjustable Adjustable

Ball Pitch(um) 400 400

球直徑(um) 200 200

球高(um) 25 25

FP5510/A Competitor Comparison

FP5510/A Advantage 1. Smaller Die Size 2. With Fastest Mode(ESC) 3. P2P and I2C Compatible with DW9714/A

2

3

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Adaptive Enhance Slope Control

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Ringing Control Technology

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• Fitipower Ringing Control:

Fast Settling Time, Robustness with all kinds of VCM

VCM Behavior: • Decay Factor r • Resonant period TRES

m:mass

x=0

x(t) “position”

f(t) “External force”

2

2

d x(t) dx(t)m +c +kx(t)=f(t)=BiL

dt dt

• Force balance equation

c ---- Damping coefficient

K ---- The coefficient of elasticity

m ---- The weight of rotor coil

B ---- Magnetic field intensity (T)

Spring system:

Enhance Slope Control (ESC) Adaptive Enhance Slope Control (AESC)

2010~2014 2015~ 2015~

ESC modeling includes K, m and B AESC modeling includes K, m, B and c FP5510A/B/C/D FP5512A/B/C/D

FP5516 – bi-directional VCM driver FP5518 – Integrated 8K bytes memory.

AESC

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Ringing Control Technology (Cont.)

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• Enhance Slope Control (ESC)

TRES

1

1

2

Ou

tpu

t C

urr

en

t

Direct 3-Step ESC

0.5*TRES

*Resonant Period TRES is a function of damping, but is not strongly.

• Adaptive Enhance Slope Control (AESC)

TRES

1

r2

2*r

Ou

tpu

t C

urr

en

t

Direct 3-Step AESC

Step size is fixed: 1:2:1

Step size is a function of decay ratio r: 1:r:r2

0.5*TRES

Adaptive Enhance Slope Control (AESC): Step size is a function of decay ratio. It is not only to speed up the actuation time of lens, but also stronger robustness with tolerance with VCM than ESC.

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Ringing Control Technology (Cont.)

25

Adaptive Enhance Slope Control (AESC): AESC is an optimal solution for step-type ringing control. Actually step-type ringing control has many kinds of designing to speed up actuation time of lens, but only one optimal solution can achieve strongly robustness with tolerance of VCM.

• Perfect design: No VCM tolerance. • Practical design: with VCM tolerance.

REST

2VCM Tolerance ΔTRES

AESC Design

Many kinds of step-type design.

Without VCM Tolerance ΔTRES REST

2

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Ringing Control Technology (Cont.)

26

• Comparison with competitor’s ringing control method:

SXC3 AESC3(0.8)

UP 73ms 11.51ms

DN 35ms 15.4ms 0.5*TRES=5.1msec

SXC

SXC AESC

AESC Stroke (um)

Isink (mA) 20mA/Div

Stroke (um)

Isink (mA) 20mA/Div

Stroke (um)

Isink (mA) 20mA/Div

Stroke (um)

Isink (mA) 20mA/Div

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Ringing Control Technology (Cont.)

Adaptive Enhance Slope Control:

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AESC

• Speed up the actuation time of lens • Strongly robustness with tolerance of VCM • Simple implement and easy to understand

• Multi-Steps AESC performance for tolerance of VCM

Consider the decay r for AESC step ratio

• speed up the actuation time.

• accept wider tolerance of TRES.

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Mobile System Platform IC Solution

28

One-Stop Shopping + One-Way Delivery

FP7720 FP7721 FP7723

FP6755

FP6778

FP5510/A FP5516/W FP5518 (2016Q1)

FP6715 FP6716 FP6717

面板驅動 IC

馬達驅動 IC

LED閃光燈IC

背光驅動IC

電源管理 IC

OTG

JD9161 JD9361 JD9364 JD9367

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CONFIDENTIAL

fitipower Integrated Technology Inc.

M/P

Sample

Plan

OTG

Flash LED

Driver

LED Driver

FP6745

38V,1.3A, 1.3MHz Setup-up Converter

TSOT/SOT23-6 LED Driver

40V,1.3A, 1.3MHz Setup-up Converter

SOT23-5/6,TSOT23-5/6 LED Driver

Output 5V, 1A, 550KHz Vin=1.85~5.5V,

Sync Step-up Converter SOT23-6 USB OTG

1A , 2MHz, Vin=2.7V~5.5V, Flash/Torch mode, Charge Pump

LED Driver TDFN-10(3x3)

1.6A , 1.8MHz, Vin=2.7V~5.5V, Flash/Torch mode, Boost Flash

Driver with I2C interface CSP-9 ball

Mobile Phone, DSC, p2p LM3642

Output 5V, 2A, 550KHz Vin=2.5~5.25V,PG,ILIM Sync Step-up Converter

SOP8EP USB OTG

29V,1.3A, 1.3MHz Setup-up Converter

SOT23-6 LED Driver

Output 5V, 2.4A, 550KHz Vin=2.5~5.25V,PG,ILIM Sync Step-up Converter

SOP8EP USB OTG

LED Driver / OTG / LED Flash Driver Solution

2015

FP6751 FP6755

FP6715

FP6773C

FP6717

FP6778

FP6716

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CONFIDENTIAL

fitipower Integrated Technology Inc.

FP6755 -High-Efficiency, 29V White LED Driver with Dimming Control

Features • Wide Input Voltage Range: 2.5V to 5.5V • High Efficiency: 87% • Fast 1.3MHz Switching Frequency • Low 195mV Feedback Voltage • Low Profile SOT-23-6 , TSOT-23-6 and TDFN-6 (2mm×2mm) Packages • RoHS Compliant

Pin Assignment

Typical Application Circuit MP

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fitipower Integrated Technology Inc.

(Marking)

21 3

6 45

LX

VIN

GND

OUT EN

FB

On/Off

Control

OUT

FB

PWM

Control

Logic

Isense/Current Limit

Slope Comp.

COMP

Body-Diode

Switch

Bandgap

Reference

Error

Amp

Anti-Reverse Comparator

NMOS

GND

ANTI-RING

PMOS

EN

LXVIN

PFM

Control

UVLO

VIN

OSC

OVP

OTP

FP6715 High Efficiency Low Ripple 5V 1A Sync Step-up Converter

Features • Up to 93% Efficiency. • 1.9V to 5.25V DC Input Range. • Low Rds(on) Integrated Power MOSFET. • NMOS 80mΩ / PMOS 85mΩ • Fixed 550KHz Oscillator Frequency. • Low-Power Mode for Light Load Conditions. • ±2.0% Voltage Reference Accuracy. • Cycle by Cycle Current Limit. • PMOS Current limit for Short Circuit Protection. • Low Quiescent Current. • Input Under Voltage Lockout • Fast Transient Response • Built-in Soft Start function • Over-Temperature Protection With Auto Recovery • OVP Protection • Space-Saving SOT-23-6 Pb-Free Package.

Pin Assignments

Block Diagram MP

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Features • Up to 95% Efficiency. • 2.5V to 5.5V DC Input Range. • Low Rds(on) Integrated Power MOSFET. • NMOS 50mΩ / PMOS80mΩ • Fixed 550KHz Oscillator Frequency. • Low-Power Mode for Light Load Conditions. • ±2.0% Voltage Reference Accuracy. • Adjustable Current Limit. • PMOS Current limit for Short Circuit Protection. • Low Quiescent Current. • Input Under Voltage Lockout • Internal Compensation Function • Built-in Soft Start function • Over-Temperature Protection With Auto Recovery • OVP Protection • SOP-8 (EP) Pb-Free Package.

Pin Assignments

Block Diagram

PG

OUT

ILIM

EN

GND

2

3

4

6

5

7

81VIN

FB

LX9

PGND

50

55

60

65

70

75

80

85

90

95

100

0 0.25 0.5 0.75 1 1.25 1.5 1.75 2 2.25 2.5

Eff

icie

ncy

(%

)

Output Current (A)

VIN=3.3V, VOUT=5V

VIN=4.2V,VOUT=5V

OUT

FB

PWM

Control

LogicOSC

PFM

Control

Isense/Current Limit

Ramp Generator

COMP

Body-Diode

Switch

Bandgap

Reference

Error

Amp

Anti-Reverse Comparator

NMOS

GND

ANTI-RING

PMOS

On/Off

ControlEN

VIN LX

UVLO

VIN

GMILIM

PG

MP

FP6716 High Efficiency Low Ripple 5V 2A Sync Step-up Converter

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CONFIDENTIAL

fitipower Integrated Technology Inc.

Features • Up to 95% Efficiency. • 2.5V to 5.5V DC Input Range. • Low Rds(on) Integrated Power MOSFET. • NMOS 39mΩ / PMOS 42mΩ • Fixed 550KHz Oscillator Frequency. • Low-Power Mode for Light Load Conditions. • ±2.0% Voltage Reference Accuracy. • Adjustable Current Limit. • PMOS Current limit for Short Circuit Protection. • Low Quiescent Current. • Input Under Voltage Lockout • Internal Compensation Function • Built-in Soft Start function • Over-Temperature Protection With Auto Recovery • OVP Protection • SOP-8 (EP) Pb-Free Package.

Pin Assignments

Block Diagram

LX

OUT

ILIM

EN

GND

2

3

4

6

5

7

81VIN

FB

LX9

PGND50

55

60

65

70

75

80

85

90

95

100

0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3 3.2

Eff

icie

ncy

(%

)

Output Current (A)

VIN=3.3V, VOUT=5V

VIN=4.2V, VOUT=5V

OUT

FB

PWM

Control

LogicOSC

PFM

Control

Isense/Current Limit

Ramp Generator

COMP

Body-Diode

Switch

Bandgap

Reference

Error

Amp

Anti-Reverse Comparator

NMOS

GND

ANTI-RING

PMOS

On/Off

ControlEN

VIN LX

UVLO

VIN

GMILIM

MP

FP6717 High Efficiency Low Ripple 5V 2.4A Sync Step-up Converter

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FP6778 -1.5A Boost LED Driver with I2C Compatible Interface

Features • Output Current up to 1.5A • Up to 94% Efficiency in Torch Mode • Adjustable FLASH Mode Current • Wide VIN Range: 2.9V to 5.5V • High Frequency Operation: 2.0MHz • IQ < 1μA in Shutdown • 400 KHz I2C-Compatible Interface • Hardware FLASH modes and TX/ TORCH mode Control • Automatic Soft Start Limits Inrush Current • Over-Voltage Protection on Output • Over-Current Protection • Over-Temperature Protection • Ultra-Low Dropout Voltage in Buck Mode • 0.8 Second Timeout in Flash Mode • Space Saving

Pin Assignment

Typical Application Circuit

Sample

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fitipower Integrated Technology Inc.

Mobile System Platform IC Solution

35

One-Stop Shopping + One-Way Delivery

FP7720 FP7721 FP7723

FP6755

FP6778

FP5510/A FP5516/W FP5518 (2016Q1)

FP6715 FP6716 FP6717

面板驅動 IC

馬達驅動 IC

LED閃光燈IC

背光驅動IC

電源管理 IC

OTG

JD9161 JD9361 JD9364 JD9367

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CONFIDENTIAL

fitipower Integrated Technology Inc.

2014

Panel Power Solution- NB/Tablet/Mobility PMU M/P Sample Plan

FP7713 (IN512)

3A/13.3V, up to 2.1MHz, with AVDD, Von (Boost), Voff,

XAO , Buck, NTC and DVcom. Built-in switch for

VGH, VGL TQFN-28 4x4mm

NB(15.6”~11.6”)

I2C

4.5A/18V, 1.2MHz, with AVDD, Von, Voff and VGHM

TQFN 20 5x5

2013 2015

Vin 2.5~4.8V, AVDD, AVEE/50mA

Charge Pump Type TDFN-12 (2.4x1.5mmx0.5mm)

FP7721 (P2P NT50198B)

Vin 2.5~5.5V,AVDD, AVEE/120mA

Sync. Boost + C/P Type CSP-15

FP7720 (P2P TPS65132)

FP6783

Tablet(1

0.1”~7”)

Vin 2.5~4.8V, AVDD, AVEE/50mA

Charge Pump Type TDFN-12 (3.0x1.5mmx0.5mm)

FP7723 (P2P HX5186C)

2016

FP7725 (P2P LM3632)

Vin 2.7~5.5V, AVDD, AVEE/ 120mA

Boost 2CH 30mA LED Driver 1.5-A Flash LED Boost

CSP-30 (2.47mmx2.07mm)

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fitipower Integrated Technology Inc.

Features Output Current up to 120mA Wide Vin Range:2.5V to 5.5V AVDD/AVEE Output Voltage from ± 5.0V, ± 5.1V & ± 5.5V

High Frequency Operation: 1.0MHz Low Iq<1uA in Shutdown mode Internal E-fuse to trim accuracy Output Voltage ENP/ENN Power on Sequence Control Built-in Soft Start, OVP, OCP,SCP & OTP Power-Save Mode for Light-Load Efficiency Space Saving CSP-15 ball (1.4mmx2.3mm) Package

Pin Assignments

Applications

TFT LCD Mobile panel

TFT LCD Tablet panel

Typical Application Circuit

FP7720 Dual Channel Output LCD Bias

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fitipower Integrated Technology Inc. 38

FP7720, NT50358 & TPS65132 Load Regulation

ΔV=0.016V ΔV=0.093V

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fitipower Integrated Technology Inc. 39

FP7720 & NT50358 & TPS65132 eff. at VIN=2.8V & VIN=3.7V

4.0”~5.0”FHD 5.0”~12.1” FHD

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fitipower Integrated Technology Inc. 40

FP7720 & NT50358 Load Transient at VIN=2.8V

0mA

50mA

Fast Recovery

lower voltage drop

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fitipower Integrated Technology Inc. 41

FP7720 & TPS65132 Load Transient at VIN=2.8V

0mA

50mA

Fast Recovery

lower voltage drop

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fitipower Integrated Technology Inc.

FP7720 VS TPS65132 VS NT50358 Comparison

42

Product No. FP7720 TPS65132/NT50358 VDD & VEE Output Current

Up to 120mA

Up to 80mA

Load Transient

Best

Better/Worse

Load Regulation

Best

Better/Worse

Package

CSP-15(1.4mmx2.3mmx0.625mm)

CSP-15(1.4mmx2.3mmx0.625mm)

Topology

Boost + Charge Pump

Boost + Charge Pump

Vin Range

2.5V~5.5V

2.5V~5.5V

AVDD/AVEE Vout Range

±5.0V, ±5.1V & ±5.5V by OTP trim (Low Cost )

±5.0V, ±5.2V, ±5.4V & ±5.5V by MTP (High Cost)

Protection OVP, OTP, SCP OTP

Support LCM Size

5”~12.1”FHD

5”~10.1”FHD

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Features 2.5V to 4.8V Input Supply Output current up to 50mA at VCI=3.0V & 70mA at VCI=3.3V Generate two output voltage , positive voltage (VSP) and -1 ratio of VSN Only 5 external capacitor TDFN-12(2.4 mm x 1.5mmx0.5mm ) Exposed Pad Package

Pin Assignments

Applications

TFT LCD Mobile panel

TFT LCD Tablet panel

Typical Application Circuit

FP7721 Integrated Switch Dual Channel Charge Pump

TDFN Package

(TDFN-12L)

1

2VSP

3

4

5

6

C11P

C11N

GND

EN

C21N12

11 VSN

10

9

8

7

C12P

C12N

PSYNC

VCI

1uF1uF

1uF

2.2uF 2.2uF

C21P

C21P 1

2VSP

3

4

5

6

C11P

C11N

GND

EN

C21N12

11 VSN

10

9

8

7

C12P

C12N

VCI

PSYNC

VSP

Charge Pump

VSN

Charge Pump

VSP

Control

VCI

EN

PSYNC

GND

VSN

C11NC12P

C12N

C11P

C21N

C21P

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fitipower Integrated Technology Inc. 44

FP7721 & NT50198B VSP Load regulation at VCI=3.0V

4.7

4.9

5.1

5.3

5.5

5.7

5.9

6.1

6.3

0 10 20 30 40 50 60

VS

P a

nd

AV

DD

IVSP and IAVDD(mA)

Load Regulation

FP7721_3V_25℃

NT50198_3V_25℃

4.7

4.9

5.1

5.3

5.5

5.7

5.9

6.1

6.3

0 10 20 30 40 50 60

VS

P a

nd

AV

DD

IVSP and IAVDD(mA)

Load Regulation

FP7721_3V_85℃

NT50198_3V_85℃

ΔV=0.4V

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fitipower Integrated Technology Inc. 45

-6.5

-6

-5.5

-5

-4.5

-4

-3.5

-3

0 10 20 30 40 50 60

VS

N a

nd

AV

EE

IVSN and IAVEE(mA)

Load Regulation

FP7721_3V_25℃

NT50198_3V_25℃

ΔV=0.6V

-6.5

-6

-5.5

-5

-4.5

-4

-3.5

-3

0 10 20 30 40 50 60

VS

N a

nd

AV

EE

IVSN and IAVEE(mA)

Load Regulation

FP7721_3V_85℃

NT50198_3V_85℃

FP7721 & NT50198B VSN Load regulation at VCI=3.0V

ΔV=1.2V

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fitipower Integrated Technology Inc. 46

4.7

4.9

5.1

5.3

5.5

5.7

5.9

6.1

6.3

0 10 20 30 40 50 60 70 80

VS

P a

nd

AV

DD

IVSP and IAVDD(mA)

Load Regulation

FP7721_3.3V_25℃

NT50198_3.3V_25℃ 4.7

4.9

5.1

5.3

5.5

5.7

5.9

6.1

6.3

0 10 20 30 40 50 60 70 80 V

SP

an

d A

VD

D

IVSP and IAVDD(mA)

Load Regulation

FP7721_3.3V_85℃

NT50198_3.3V_85℃

FP7721 & NT50198B VSP Load regulation at VCI=3.3V

ΔV=0.7V

ΔV=0.1V

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fitipower Integrated Technology Inc. 47

-7

-6.5

-6

-5.5

-5

-4.5

-4

-3.5

-3

0 10 20 30 40 50 60 70 80

VS

N a

nd

AV

EE

IVSN and IAVEE(mA)

Load Regulation

FP7721_3.3V_25℃

NT50198_3.3V_25℃

-7

-6.5

-6

-5.5

-5

-4.5

-4

-3.5

-3

0 10 20 30 40 50 60 70 80

VS

N a

nd

AV

EE

IVSN and IAVEE(mA)

Load Regulation

FP7721_3.3V_85℃

NT50198_3.3V_85℃

FP7721 & NT50198B VSN Load regulation at VCI=3.3V

ΔV=0.8V

ΔV=2.0V

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fitipower Integrated Technology Inc. 48

FP7721 & NT50198B efficiency at VCI=3.0 & 25℃

76

78

80

82

84

86

88

90

92

94

0 10 20 30 40 50

Eff

icie

nc

y(%

)

VSP to VSN Loading Current(mA)

FP7721 VS NT50198B

Fiti FP7721

Nova NT50198

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fitipower Integrated Technology Inc.

Features 2.5V to 4.8V Input Supply Output current up to 50mA at VCI=3.0V & 70mA at VCI=3.3V Generate two output voltage , positive voltage (VSP) and -1 ratio of VSN Only 5 external capacitor Embedded internal pump clock mode(CTRLA & CTRLB pull high) TDFN-12(3.0mm x 1.5mmx0.5mm ) Exposed Pad Package

Pin Assignments

Applications

TFT LCD Mobile panel

TFT LCD Tablet panel

Typical Application Circuit

FP7723 Integrated Switch Dual Channel Charge Pump

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fitipower Integrated Technology Inc. 50

FP7723/OTE2005B/HX5186-C Driving ability at VCI=3.0V

VCI=3.0V條件下,VSP/VSN加載到電壓5V時紀錄最大輸出電流 FP7723在Fsw=600KHz,VSP/VSN最大輸出電流可達60mA

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Features High Efficiency & Low Power Consumption 2.7V to 5.5V Input Supply Voltage I2C Serial Interface Over-Temperature Protection Fast Transient Response to Pulsed Load Built-In 20V, 800mA, 1Ω MOSFET Built-In Soft-Start Over-Current Protection Built-In ±15V LDO with ±0.15V accuracy for Source Driver Supply Adjustable VCOM Driver from-0.6V to -5V 8-bit Control Regulated Charge Pumps for VGH/VGL TQFN-24 (4mm×4mm) Package Thermistor Monitoring -10°C to +85°C Temperature Range ±1°C Accuracy from 0°C to 50°C

FP9928A Integrated Multi-Channel DC-DC Converter for EPD Power

Typical Application Circuit

Applications

EPD Panel

Pin Assignments

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fitipower Integrated Technology Inc.

Fitipower key successful case

Pocketbook Cover Reader

For Samsung S4

Yota-phone

习主席机

Sony SmartBand Talk

SWR30

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fitipower Integrated Technology Inc. 53

FP7720/FP7721/FP9928A shipment record and Usage Amount By Panel Size

Panel Size Resolution NT50198 (30mA) Usage Amount

FP7721(50mA) Usage Amount

FP7720(120mA) Usage Amount

VSP/VSN Current (CS Open)

5”~7" 1280x600 1 1 1 30mA/30mA

8”~10.1" 1280x800 2 1 1 45mA/45mA

10.1”~12.1" 1920x1080 3 2 1 83mA/83mA

FP7720 could support 5.0”~12.1”FHD panel power solution by single chip. FP7721 could support 5.0”~10.1”HD panel power solution by single chip. FP9928A could support below 8.9” EPD power solution by single chip Key successful case: Sony S50 5.5” FHD, Asus Zenfone2 5.5”FHD and Amazon kindle

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fitipower Integrated Technology Inc.

Fitipower Product Competence

Price

Pro

du

ct

Motor driver

LDO

Switch charger

WLED Driver

Bias Power

E-Paper Power

Driver IC

Flash Driver Fitipower TI

Silergy KTD

Fitipower provide total IC solution for Mobile.

TVS

Novatek

Novatek

Richtek

Dongwoon

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fitipower Integrated Technology Inc.

Fitipower Worldwide Customers

BOE

T_CON/Driver IC Power IC

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fitipower Integrated Technology Inc. 56

Q&A Thank you for your attention!