TO-252-2L Plastic-Encapsulate Regulators
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JIANGSU CHANGJING ELECTRONICS TECHNOLOGY CO., LTD TO-252-2L Plastic-Encapsulate Voltage Regulators CJ78M05 Three-terminal positive voltage regulator FEATURES Maximum output current I OM : 0.5 A Output voltage V O : 5V ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JUNCTION TEMPERATURE (Vi=10V,Io=350mA, Ci=0.33μF,Co=0.1μF,unless otherwise specified) Parameter Symbol Test conditions Min Typ Max Unit 4.85 5 5.15 V Output Voltage Vo 7V≤V i ≤20V, Io=5mA-350mA 4.75 5 5.25 V Io=5mA-0.5A,T J =25℃ 15 100 mV Load Regulation ΔVo Io=5mA-200mA,T J =25℃ 5 50 mV 7V≤V i ≤25V, Io=200mA,T J =25℃ 3 100 mV Line Regulation ΔVo 8V≤V i ≤25V, Io=200mA,T J =25℃ 1 50 mV Quiescent Current Iq 4.2 6 mA ΔIq 8V≤V i ≤25V, Io=200mA 0.8 mA Quiescent Current Change ΔIq 5mA≤I O ≤350mA 0.5 mA Output Noise Voltage V N 10Hz≤ f ≤100KHz,T J =25℃ 40 200 Ripple Rejection RR 8V≤V i ≤18V,f=120Hz,Io=300mA 62 80 dB Dropout Voltage Vd Io=350mA,T J =25℃ 2 2.5 V Short Circuit Current Isc Vi=10V,T J =25℃ 300 mA Peak Current Ipk 0.5 A TYPICAL APPLICATION TO-252-2L 1.IN 2.GND 3.OUT Parameter Symbol Value Unit Input Voltage V i 35 V Thermal Resistance from Junction to Ambient R θJA 80 ℃/W Operating Junction Temperature Range T OPR -40~+125 ℃ Storage Temperature Range T STG -65~+150 ℃ Continuous total dissipation P D : 1.25 W * Pulse test. μV/Vo Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators. 2 Co 0.1μF Vi 1 3 Vo Ci 0.33μF CJ78M05 (T a = 25 ℃ ) 1 Rev. - 2.3 www.jscj-elec.com 1 2 3 T J =25℃ T J =25℃ T J =25℃
Transcript of TO-252-2L Plastic-Encapsulate Regulators
JIANGSU CHANGJING ELECTRONICS TECHNOLOGY CO., LTD
TO-252-2L Plastic-Encapsulate Voltage Regulators
CJ78M05 Three-terminal positive voltage regulator
FEATURES
Maximum output current IOM: 0.5 A
Output voltage VO: 5V
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JUNCTION TEMPERATURE (Vi=10V,Io=350mA, Ci=0.33μF,Co=0.1μF,unless otherwise specified)
Parameter Symbol Test conditions Min Typ Max Unit
4.85 5 5.15 V Output Voltage Vo
7V≤V i≤20V, Io=5mA-350mA 4.75 5 5.25 V
Io=5mA-0.5A,TJ=25℃ 15 100 mV Load Regulation ΔVo
Io=5mA-200mA,TJ=25℃ 5 50 mV 7V≤V i≤25V, Io=200mA,TJ=25℃ 3 100 mV
Line Regulation ΔVo 8V≤V i≤25V, Io=200mA,TJ=25℃ 1 50 mV
Quiescent Current Iq 4.2 6 mA
ΔIq 8V≤V i≤25V, Io=200mA 0.8 mA Quiescent Current Change
ΔIq 5mA≤IO≤350mA 0.5 mA
Output Noise Voltage VN 10Hz≤ f ≤100KHz,TJ=25℃ 40 200 Ripple Rejection RR 8V≤Vi≤18V,f=120Hz,Io=300mA 62 80 dB
Dropout Voltage Vd Io=350mA,TJ=25℃ 2 2.5 V
Short Circuit Current Isc Vi=10V,TJ=25℃ 300 mA Peak Current Ipk 0.5 A
TYPICAL APPLICATION
TO-252-2L
1.IN
2.GND
3.OUT
Parameter Symbol Value Unit
Input Voltage Vi 35 V
Thermal Resistance from Junction to Ambient RθJA 80 ℃/W Operating Junction Temperature Range TOPR
-40~+125 ℃
Storage Temperature Range TSTG -65~+150 ℃
Continuous total dissipation PD: 1.25 W
* Pulse test.
μV/Vo
Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators.
2 Co
0.1μF
Vi 1 3 Vo
Ci
0.33μF
CJ78M05
(Ta= 25 ℃ )
1 Rev. - 2.3www.jscj-elec.com
12
3
TJ=25℃
TJ=25℃
TJ=25℃
Typical Characteristics
0.0 0.5 1.0 1.5 2.0 2.50
1
2
3
4
5
6
0 5 10 15 20 25 30 350
1
2
3
4
5
5.8 6.0 6.2 6.4 6.6 6.8 7.0 7.23.2
3.6
4.0
4.4
4.8
5.2
5.6
0 5 10 15 20 25 30 350
1
2
3
4
5
6
7
VIN=10VTJ=25℃Pulsed
Current Cut-off Grid Voltage
OU
TPU
T VO
LTAG
E
V O
(V)
OUTPUT CURRENT IO (A)
Power Derating Curve
IO=0mATJ=25℃
Quiescent Current
INPUT VOLTAGE VIN (V)
QU
IES
CE
NT
CU
RR
EN
T
I Q
(mA)
Output Characteristics
IO =0.2A、0.35A、0.5A
I O=0A
Dropout Characteristics
OU
TPU
T VO
LTAG
E
V O
(V)
INPUT VOLTAGE VIN (V)
TJ=25℃
Output Voltage vs Junction Temperature
IO=0mATJ=25℃
OU
TPU
T VO
LTAG
E V
O
(V)
INPUT VOLTAGE VIN (V)
2 Rev. - 2.3www.jscj-elec.com
-25 0 25 50 75 100 1250.00
0.25
0.50
0.75
1.00
1.25
1.50
-25 0 25 50 75 100 1250
1
2
3
4
5
6
7
-40
VIN
=10V
IO= 5mA
PO
WE
R D
ISS
IPA
TIO
N P
D (
W)
-40
JUNCTION TEMPERATURE TJ ℃( )JUNCTION TEMPERATURE T
J ℃( )
OU
TP
UT
VO
LTA
GE
VO (
V)
3 Rev. - 2.3www.jscj-elec.com
Min. Max. Min. Max.A 2.200 2.400 0.087 0.094
A1 0.000 0.127 0.000 0.005b 0.635 0.770 0.025 0.030c 0.460 0.580 0.018 0.023D 6.500 6.700 0.256 0.264D1 5.100 5.460 0.201 0.215D2E 6.000 6.200 0.236 0.244e 2.186 2.386 0.086 0.094L 9.712 10.312 0.382 0.406
L1L2 1.400 1.700 0.055 0.067L3L4 0.600 1.000 0.024 0.039Φ 1.100 1.300 0.043 0.051θ 0° 8° 0° 8°h 0.000 0.300 0.000 0.012V
1.600 REF. 0.063 REF.
5.250 REF. 0.207 REF.
Symbol Dimensions In Millimeters Dimensions In Inches
2.900 REF. 0.114 REF.
4.830 REF. 0.190 REF.
TO-252-2L Package Outline Dimensions
TO-252-2L Suggested Pad Layout
L4
A1
D
D1
L
e b
cA
V
D2
L1
E
L2
L3
φ
θ
h
TO-252-2L Tape and Reel
4 Rev. - 2.3www.jscj-elec.com
Copyright © JIANGSU CHANGJING ELECTRONICS TECHNOLOGY CO., LTD.
DISCLAIMER
IMPORTANT NOTICE, PLEASE READ CAREFULLYThe information in this data sheet is intended to describe the operation and characteristics of our products. JSCJ has the right to make any modification, enhancement, improvement, correction or other changes to any content in this data sheet, including but not limited to specification parameters, circuit design and application information, without prior notice. Any person who purchases or uses JSCJ products for design shall: 1. Select products suitable for circuit application and design; 2. Design, verify and test the rationality of circuit design; 3. Procedures to ensure that the design complies with relevant laws and regulations and the requirements of such laws and regulations. JSCJ makes no warranty or representation as to the accuracy or completeness of the information contained in this data sheet and assumes no responsibility for the application or use of any of the products described in this data sheet. Without the written consent of JSCJ, this product shall not be used in occasions requiring high quality or high reliability, including but not limited to the following occasions: medical equipment, automotive electronics, military facilities and aerospace. JSCJ shall not be responsible for casualties or property losses caused by abnormal use or application of this product.
Official Website: www.jscj-elec.com
