SPICE MODEL of uPC741G2 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: OPERATIONAL AMPLIFIER
PART NUMBER: uPC741G2
MANUFACTURER: NEC ELECTRONICS
REMARK TYPE: (OPAMP)
Bee Technologies Inc.
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

2. Spice Model
1 8
OFFSET_NULL NC
2 7
II V+
3 6
IN OUT
4 5
V- OFFSET_NULL
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

3. Output Voltage Swing (V+ = +15)
Circuit Simulation Result
Evaluation circuit
U7
1 8
OFFSET_NULL NC
2 7
II V+
3 6
IN OUT
4 5 V
V- OFFSET_NULL R1
uPC741 10k
V1
0V dc
V2 V3 0
15V dc 15V dc
0
Compare Measurement vs. Simulation
Measurement Simulation Error
+Vout 14 V 13.999 V 0.007 %
-Vout -12 V -11.999 V 0.007 %
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

4. Slew Rate
Circuit Simulation Result
Evaluation circuit
U7
1 8
OFFSET_NULL NC
2 7
II V+
3 6
IN OUT
V
4 5 V
V- OFFSET_NULL R1
uPC741 10k
V 1 = -14
V 2 = 14 V1
TD = 5u
V2 V3 0
TR = 10n
TF = 10n
PW = 100u 15V dc 15V dc
PER = 200u
0
Compare Measurement vs. Simulation
Measurement Simulation Error
+SR +0.5 V/us +0.53013 V/us 6.026 %
-SR -0.5 V/us -0.48985 V/us 2.03 %
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

5. Input Bias Current
Circuit Simulation Result
Evaluation circuit
U7
1 8
OFFSET_NULL NC
2 7
V non II V+
0V dc 3 6
IN OUT
V inv 0V dc 4 5
V- OFFSET_NULL R1
uPC741 10k
V2 V3 0
15V dc 15V dc
0
Compare Measurement vs. Simulation
Measurement Simulation Error
Ib 80 nA 78.522 nA 1.8475 %
Ibos 20 nA 20.265 nA 1.325 %
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

6. Input Offset Voltage
Circuit Simulation Result
Evaluation circuit
PARAMETERS:
V off = 6m
U7
1 8
OFFSET_NULL NC
2 7
II V+
3 6
IN OUT
4 5
V- OFFSET_NULL R1
uPC741 10k
V off
V2 V3 0
{V off }
15V dc 15V dc
0
Compare Measurement vs. Simulation
Measurement Simulation Error
Vos 6 mV 6.063238123 mV 1.05396871 %
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

7. Open Loop Gain (DC) and Unity Gain Frequency
Circuit Simulation Result
Evaluation circuit
U7
1 8
OFFSET_NULL NC
2 7
II V+
3 6
IN OUT
4 5 V
V- OFFSET_NULL R1
V off
uPC741 10k
-6.063238123m V2 V3 0
V4
10uV ac
0V dc 15V dc 15V dc
0
Compare Measurement vs. Simulation
Measurement Simulation Error
Av-dc 200 V/mV 198.022 V/mV 0.989 %
f-0db 1 MHz 972.623 kHz 2.7377 %
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

8. Common - Mode Rejection Ratio – CMRR
Circuit Simulation Result
Evaluation circuit
U7
1 8
OFFSET_NULL NC
2 7
II V+
3 6
IN OUT
V off 4 5 V
-6.063238123m V- OFFSET_NULL R1
uPC741 10k
V2 V3 0
V5
V OFF = 0 V
V AMPL = 0.5 15V dc 15V dc
FREQ = 1
0
Common-model gain = 6.1556 V/V
CMRR = 198022 / 6.1556 = 32169, 20log10(32169) = 90.15dB
Compare Measurement vs. Simulation
Measurement Simulation Error
CMRR 90 dB 90.15 dB 0.167 %
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

9. Output Short Circuit Current
Circuit Simulation Result
Evaluation circuit
U7
1 8
OFFSET_NULL NC
2 7
II V+
3 6
IN OUT
4 5
V- OFFSET_NULL R1
uPC741 1
V1
0V dc
V2 V3 0
15V dc 15V dc
0
Compare Measurement vs. Simulation
Measurement Simulation Error
Ios 20 mA 20.613 mA 3.065 %
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004