1.
Device Modeling ReportCOMPONENTS: SOLAR MOTORPART NUMBER: RF-500TBMANUFACTURER: TAMIYAREMARK: SOLAR CELL =1.5VDC Bee Technologies Inc.All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

2.
Theory: Auto Balancing Bridge MethodOptimization of SimulationRange of adjustment Frequency:40 to10K(Hz)Frequency vs.|Z| and Frequency vs.θz CharacteristicAttention)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

3.
DC Motor Voltage and Current Characteristics at No loadCircuit simulation result 600mA 3.0V 1 2 500mA 2.5V 400mA 2.0V 300mA 1.5V 200mA 1.0V 100mA 0.5V 0A 0V -100mA -0.5V >> -200mA -1.0V -100ms 100ms 300ms 500ms 700ms 900ms 1 I(V2) 2 V1(X_U3.E_E_EMF) TimeEvaluation circuit V2 V1 = 0 0Vdc V2 = 1.5 TD = 0 U3 V1 TR = .4m + RF-500TB_1_5 - IL = 20m TF = 10n PW = 10 PER = 100 0 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

4.
DC Motor Voltage and Current Characteristics (No load) Reference All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

5.
DC Motor Voltage and Current Characteristics at Fan loadCircuit simulation result 600mA 3.0V 1 2 500mA 2.5V 400mA 2.0V 300mA 1.5V 200mA 1.0V 100mA 0.5V 0A 0V -100mA -0.5V >> -200mA -1.0V -100ms 100ms 300ms 500ms 700ms 900ms 1 I(V2) 2 V1(X_U3.E_E_EMF) TimeEvaluation circuit V2 V1 = 0 0Vdc V2 = 1.5 TD = 0 U3 V1 TR = .4m + RF-500TB_1_5 - IL = 30m TF = 10n PW = 10 PER = 100 0 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

6.
DC Motor Voltage and Current Characteristics (Fan load) Reference All Rights Reserved Copyright (c) Bee Technologies Inc. 2005