SPICE MODEL of HL7859MG (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: HL7859MG
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
DHL7859MG
0
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 (%)
1.000 35.480 35.480 0.000
10.000 48.980 48.980 0.000
20.000 64.000 64.000 0.000
36.000 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 50mV
I(V1)
V(X_U1.op)
Evaluation circuit
U1
DHL7859MG 0
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 (%)
0.100 8.500 8.500 0.000
0.200 17.000 17.000 0.000
0.300 25.500 25.500 0.000
0.400 34.000 34.000 0.000
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005