SPICE MODEL of uPC3403C 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: uPC3403C
MANUFACTURER: NEC ELECTRONICS
REMARK TYPE: (OPAMP)
Bee Technologies Inc.
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

2. Spice Model
U1
1 14
OUT1 OUT4
2 11
-IN1 -IN4
3 12
+IN1 +IN4
4 11
VCC VEE
5 10
+IN2 +IN3
6 9
-IN2 -IN3
7 8
OUT2 OUT3
UPC3403
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

3. Output Voltage Swing, +Vout and –Vout
Evaluation circuit
Rload
10k Vout U1
1 14
OUT1 OUT4
2 11
-IN1 -IN4
Vin
VOFF = 0 3 12
VAMPL = 0 +IN1 +IN4
FREQ = 0 4 11
AC = 0 VCC VEE
Vi
DC = 0 VOFF = 0 5 10 V-
VAMPL = 0 +IN2 +IN3
FREQ = 0 V+ 6 9
AC = 0 -IN2 -IN3 -15Vdc
DC = 0 7 8
15Vdc OUT2 OUT3
UPC3403
0 0
The output voltage change of Opamp(open loop) when input DC voltage
(Vin -Vi) is changed with the evaluation circuit is simulated
Simulation result
These simulation results are compared with +Vout
Output Voltage Swing Data sheet Simulation %Error
+Vout(V) +13 +12.999 0.0076
-Vout(V) -13 -12.999 0.0076
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

4. Input Offset Voltage
Evaluation circuit
Vout U1
1 14
OUT1 OUT4
2 11
-IN1 -IN4
Vin
VOFF = 0 3 12
VAMPL = 0 +IN1 +IN4
FREQ = 0 4 11
AC = 0 VCC VEE
Vi
DC = 0 VOFF = 0 5 10 V-
VAMPL = 0 +IN2 +IN3
FREQ = 0 V+ 6 9
AC = 0 -IN2 -IN3 -15Vdc
DC = 0 7 8
15Vdc OUT2 OUT3
UPC3403
0
Simulation result
Measurement Simulation Error
Vos 7 mV 7.1112 mV 1.591 %
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

5. Slew Rate, +SR, -SR
Evaluation circuit
2K Rload
Vout U1
1 14
OUT1 OUT4
2 11
-IN1 -IN4
3 12
+IN1 +IN4
V1 = 0 V1
V2 = 14 4 11
TD = 0 VCC VEE
Vi
TR = 10n VOFF = 0 5 10 V-
TF = 10n VAMPL = 0 +IN2 +IN3
PW = 5u FREQ = 0 V+ 6 9
PER = 500u AC = 0 -IN2 -IN3 -15Vdc
V2DC = 0 7 8
-7.1112m 15Vdc OUT2 OUT3
UPC3403
0 0
The output voltage change versus time (slope) of op-amp when input electric
step voltage.
Simulation result
Output voltage change 0.5V in 1 us (If no good can change C2 of Spice
Model Editor)
Data sheet Simulation %Error
Slew Rate(v/us)
0.5 0.491 1.8
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

6. Input current Ib, Ibos
Evaluation circuit
2K Rload
Vout U1
1 14
OUT1 OUT4
2 11
-IN1 -IN4
3 12
+IN1 +IN4
Vin
VOFF = -7.1112m 4 11
VAMPL = 0 VCC VEE
Vi
FREQ = 0 VOFF = 0 5 10 V-
AC = 0 VAMPL = 0 +IN2 +IN3
DC = 0 FREQ = 0 V+ 6 9
AC = 0 -IN2 -IN3 -15Vdc
DC = 0 7 8
15Vdc OUT2 OUT3
UPC3403
0 0
The input offset current when supply voltage to op-amp
Simulation result
Data sheet Simulation %Error
Ib(nA) 45 44.845 0.344
Ibos(nA) 50 49.87 0.26
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

7. Open Loop Voltage Gain vs. Frequency, Av-dc, f-0dB
Evaluation circuit
Vout U1
1 14
OUT1 OUT4
2 11
-IN1 -IN4
3 12
+IN1 +IN4
4 11
VCC VEE
Vin Vi
VOFF = 0 VOFF = 0 5 10 V-
VAMPL = 0 VAMPL = 0 +IN2 +IN3
FREQ = 0 FREQ = 0 V+ 6 9
AC = 1m AC = 0 -IN2 -IN3 -15Vdc
DC = -7.1112m DC = 0 7 8
15Vdc OUT2 OUT3
UPC3403
0
The open loop voltage gain of op-amp when supply AC input voltage 1MHz
frequecy
Simulation result
Data sheet Simulation %Error
f-0dB(MHz) 1 0.985 1.5
Av-dc 79432 79031 0.504
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

8. Output Short Circuit Current - Ios
Evaluation circuit
1nRload
Vout U1
1 14
V6 OUT1 OUT4
2 11
-IN1 -IN4
0 3 12
+IN1 +IN4
4 11
VCC VEE
Vin Vi
VOFF = -7.1112m VOFF = 0 5 10 V-
VAMPL = 0 VAMPL = 0 +IN2 +IN3
FREQ = 0 FREQ = 0 V+ 6 9
AC = 0 AC = 0 -IN2 -IN3 -15Vdc
DC = 0 DC = 0 7 8
15Vdc OUT2 OUT3
UPC3403
0 0
Simulation result
Short Circuit current
Data sheet Simulation %Error
Short Circuit Current
20mA 20.064mA 0.32
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

9. Common-Mode Rejection Voltage gain
Evaluation circuit
Vout U1
1 14
OUT1 OUT4
2 11
-IN1 -IN4
3 12
+IN1 +IN4
4 11
VCC VEE
Vi Vin 5 10 V-
+IN2 +IN3
V+ 6 9
0Vdc 0Vdc -IN2 -IN3 -15Vdc
7 8
15Vdc OUT2 OUT3
UPC3403
V
VOFF = 0
VAMPL = 0.5
FREQ = 1
AC = 0
DC = -7.1112m
0
Simulation result
Common mode gain=1/0.3981
Common Mode Reject Ratio=79031/2.5519=31462
Data sheet Simulation %Error
CMRR
31622 31462 0.5
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004