All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

COMPONENTS: SOLAR MOTOR

PART NUMBER: RF-500TB

MANUFACTURER: TAMIYA

REMARK: SOLAR CELL =1.5VDC

Device Modeling Report

Bee Technologies Inc.

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

Theory: Auto Balancing Bridge Method

Optimization of Simulation

Range of adjustment Frequency:40 to10K(Hz)

Frequency vs.|Z| and Frequency vs.θz Characteristic

Attention)

Please use SPICE MODEL within the range from 40 to 10K(Hz) for best accuracy.

LM

RS

CP

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

Time

-100ms 100ms 300ms 500ms 700ms 900ms

1 I(V2) 2 V1(X_U3.E_E_EMF)

-200mA

-100mA

0A

100mA

200mA

300mA

400mA

500mA

600mA1

-1.0V

-0.5V

0V

0.5V

1.0V

1.5V

2.0V

2.5V

3.0V2

>>

0

V1

TD = 0

TF = 10n

PW = 10

PER = 100

V1 = 0

TR = .4m

V2 = 1.5

V2

0Vdc

-+

U3

RF-500TB_1_5IL = 20m

DC Motor Voltage and Current Characteristics at No load

Circuit simulation result

Evaluation circuit

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

DC Motor Voltage and Current Characteristics (No load) Reference

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

Time

-100ms 100ms 300ms 500ms 700ms 900ms

1 I(V2) 2 V1(X_U3.E_E_EMF)

-200mA

-100mA

0A

100mA

200mA

300mA

400mA

500mA

600mA1

-1.0V

-0.5V

0V

0.5V

1.0V

1.5V

2.0V

2.5V

3.0V2

>>

0

-+

U3

RF-500TB_1_5IL = 30m

V2

0Vdc

V1

TD = 0

TF = 10n

PW = 10

PER = 100

V1 = 0

TR = .4m

V2 = 1.5

DC Motor Voltage and Current Characteristics at Fan load

Circuit simulation result

Evaluation circuit

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

DC Motor Voltage and Current Characteristics (Fan load) Reference