Device Modeling and Simulation Report
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This document summarizes the specifications and SPICE model for a general purpose rectifier diode with part number U1GC44 made by Toshiba. It includes the component name, manufacturer, and SPICE model parameters. It also provides simulation results that compare the diode's forward current, junction capacitance, and reverse recovery characteristics to measurement data. The simulations match the measurements to within 3.7% error or less.
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Device Modeling and Simulation Report
- 1. Device Modeling Report COMPONENTS: DIODE/ GENERAL PURPOSE RECTIFIER/ SATANDARD PART NUMBER: U1GC44 MANUFACTURER: TOSHIBA Bee Technologies Inc. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
- 2. SPICE MODEL *$ * PART NUMBER: U1GC44 * MANUFACTURER: TOSHIBA * All Rights Reserved Copyright (C) Bee Technologies Inc. 2004 .MODEL U1GC44 D + IS=1.7648E-9 + N=2.2288 + RS=42.869E-3 + IKF=49.818 + ISR=0 + CJO=24.060E-12 + M=.36073 + VJ=.44127 + BV=400 + IBV=10.000E-6 + TT=4.4435E-6 *$ PSpice model Model description parameter IS Saturation Current N Emission Coefficient RS Series Resistance IKF High-injection Knee Current CJO Zero-bias Junction Capacitance M Junction Grading Coefficient VJ Junction Potential ISR Recombination Current Saturation Value BV Reverse Breakdown Voltage(a positive value) IBV Reverse Breakdown Current(a positive value) TT Transit Time EG Energy-band Gap All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
- 3. Forward Current Characteristic Circuit Simulation Result Evaluation Circuit R1 0.01m D1 V1 0Vdc U1GC44 0 All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
- 4. Comparison Graph Circuit Simulation Result Simulation Result Vfwd(V) Vfwd(V) Ifwd(A) %Error Measurement Simulation 0.1 1.030 1.034 -0.340 0.2 1.080 1.078 0.204 0.5 1.150 1.144 0.539 1 1.200 1.205 -0.442 2 1.290 1.289 0.054 5 1.470 1.472 -0.143 10 1.730 1.728 0.098 All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
- 5. Junction Capacitance Characteristic Circuit Simulation Result Evaluation Circuit V2 0Vdc V2 = 400 V1 V1 = 0 TD = 0 TR = 10ns TF = 10ns PW = 20us PER = 50us D1 U1GC44 0 All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
- 6. Comparison Graph Circuit Simulation Result Simulation Result Cj(pF) Cj(pF) Vrev(V) %Error Measurement Simulation 0 24.058 24.058 0.000 0.1 22.361 21.524 3.743 0.2 21.065 21.777 -3.380 0.5 18.226 18.738 -2.809 1 15.671 15.913 -1.544 2 13.005 13.081 -0.584 5 9.802 9.738 0.649 10 7.725 7.679 0.599 20 5.982 6.031 -0.819 50 4.366 4.357 0.213 100 3.327 3.398 -2.158 All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
- 7. Reverse Recovery Characteristic Circuit Simulation Result Evaluation Circuit R1 50 V2 = 11.1V V1 V1 = -9V TD = 0 TR = 10ns TF = 10ns PW = 20us PER = 50us D1 U1GC44 0 Compare Measurement vs. Simulation Measurement Simulation %Error trr 3.08 us 3.06 us 0.649 All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
- 8. Reverse Recovery Characteristic Reference Measurement Trj =1.32(us) Trb=1.76us) Conditions: Ifwd=Irev=0.2(A), Rl=50 Example Relation between trj and trb All Rights Reserved Copyright (C) Bee Technologies Inc. 2004