This document is a detailed device modeling report for the UPC741C operational amplifier, including various circuit simulation results and comparisons against measurements. Key performance parameters such as output voltage swing, slew rate, input bias current, input offset voltage, open loop gain, common-mode rejection ratio, and output short circuit current are evaluated. The report highlights measurement errors and provides a comprehensive assessment of the op-amp's performance.

1. Device Modeling Report
COMPONENTS: OPERATIONAL AMPLIFIER
PART NUMBER: uPC741C
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