SPICE MODEL of HL6738MG (Standard Model) in SPICE PARK. English Version is http://www.spicepark.net. Japanese Version is http://www.spicepark.com by Bee Technologies.

1. Device Modeling Report
COMPONENTS: GaAIAs Laser Diode
PART NUMBER: HL6738MG
MANUFACTURER: HITACHI
Bee Technologies Inc.
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

2. 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
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

3. Optical Output Power vs. Forward current characteristics
Circuit simulation result
50mV
0V
0A 200mA
V(X_U1.op)
I(I1)
Evaluation circuit
U1 0
DHL6738MG R1
50
0Adc V1
I1
0Vdc
0 0
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

4. Comparison graph
Circuit simulation result
Simulation Result
IF[mA]
Po [mW] Measurement Simulation Error (%)
0.010 40.000 40.200 0.500
1.000 46.000 46.000 0.000
2.000 47.400 47.460 0.127
5.000 52.000 52.000 0.000
10.000 59.400 59.420 0.034
20.000 73.300 73.340 0.055
29.000 88.000 88.000 0.000
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

5. Monitor Current vs. Optical Output Power characteristics
Circuit simulation result
500uA
0A
0V 20mV 40mV 50mV
I(V1)
V(X_U1.op)
Evaluation circuit
U1 0
DHL6738MG R1
50
0Adc V1
I1
0Vdc
0 0
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

6. Comparison graph
Circuit simulation result
Simulation Result
Po [mW]
Imon [mA] Measurement Simulation Error (%)
0.050 12.000 11.970 0.250
0.100 24.000 24.000 0.000
0.125 30.000 30.000 0.000
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005