SPICE MODEL of NJM2742 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: NJM2742
MANUFACTURER: NEW JAPAN RADIO
REMARK TYPE: (OPAMP)
Bee Technologies Inc.
All Rights Reserved Copyright (c) Bee Technologies Inc. 200 6

2. Spice Model
U20
- +
+ -
NJM2742
All Rights Reserved Copyright (c) Bee Technologies Inc. 200 6

3. Output Voltage Swing
Simulation result
20V
0V
-20V
-10V -5V 0V 5V 10V
V(Vout)
V_V1
Evaluation circuit
Rload
10K Vout U20
- +
+ -
V1
0Vdc
V+
NJM2742
V- 15Vdc
-15Vdc
0 0
Output Voltage Swing Data sheet Simulation %Error
+Vout(V) 14.000 14.010 0.071
-Vout(V) 14.800 14.810 0.067
All Rights Reserved Copyright (c) Bee Technologies Inc. 200 6

4. Input Offset Voltage
Simulation result
15V
10V
0V
-10V
-15V
11.5mV 12.0mV 12.5mV 13.0mV
V(Vout)
V_Vin
Evaluation circuit
Rload
10k Vout U14
- +
+ -
Vin V+
NJM2742
VOFF = 0
Vi
VOFF = 0 VAMPL = 0 V-
VAMPL = 0 FREQ = 0 15Vdc
FREQ = 0 AC = 0
AC = 0 DC = 0 -15Vdc
DC = 0
0 0
Measurement Simulation Error
Vos
12.000 mV 12.190 mV 1.580 %
All Rights Reserved Copyright (c) Bee Technologies Inc. 200 6

5. Slew Rate
Simulation result
20V
0V
-20V
0s 2.0us 4.0us 5.0us
V(Vout)
Time
Evaluation circuit
Rload
2k Vout U19
- +
+ -
V1 = 0 Vi
V2 = 10
TD = 0 V+
NJM2742
TR = 10n
Vin TF = 10n V-
VOFF = 0 PW = 5u 15Vdc
VAMPL = 0 PER = 500u V2
FREQ = 0 -12.19m -15Vdc
AC = 0
DC = 0
0 0
Data sheet Simulation %Error
Slew Rate(v/us)
10.000 9.680 3.200
All Rights Reserved Copyright (c) Bee Technologies Inc. 200 6

6. Input current
Simulation result
84nA
80nA
76nA
0s 0.5ms 1.0ms
I(Vi) I(Vin)
Time
Evaluation circuit
Rload
2k Vout U18
- +
+ -
V+
NJM2742
Vi
Vin VOFF = 0 V-
VOFF = -12.19m VAMPL = 0 15Vdc
VAMPL = 0 FREQ = 0
FREQ = 0 AC = 0 -15Vdc
AC = 0 DC = 0
DC = 0
0 0
Data sheet Simulation %Error
Ib(nA) 80.000 79.900 0.125
Ibos(nA) 5.000 5.010 0.200
All Rights Reserved Copyright (c) Bee Technologies Inc. 200 6

7. Open Loop Voltage Gain vs. Frequency
Simulation result
150
100
50
0
1.0Hz 1.0KHz 1.0MHz 30MHz
DB(V(Vout)/V(Vin:+))
Frequency
Evaluation circuit
Vout U19
- +
+ -
NJM2742
V+
Vin Vi V-
VOFF = 0 VOFF = 0
VAMPL = 0 VAMPL = 0 15Vdc
FREQ = 0 FREQ = 0 -15Vdc
AC = 1m AC = 0
DC = -12.19m DC = 0
0
Data sheet Simulation %Error
f-0dB(MHz) 2.000 1.950 2.500
Av-dc(dB) 110.000 110.710 0.645
All Rights Reserved Copyright (c) Bee Technologies Inc. 200 6

8. Common-Mode Rejection Voltage gain
Simulation result
400mV
0V
SEL>>
-400mV
V(VIN)
20V
0V
-20V
0s 1.0s 2.0s 3.0s 4.0s
V(Vout)
Time
Evaluation circuit
Vout U18
- +
-12.19mVdc + -
V1
V+
NJM2742
VIN
V- 15Vdc
V
VOFF = 0 -15Vdc
VAMPL = 0.25
FREQ = 1
AC = 0
DC = 0
0
Common Mode Reject Ratio=343162/56.676=6054.802
Data sheet Simulation %Error
CMRR
75.000 75.641 0.854
All Rights Reserved Copyright (c) Bee Technologies Inc. 200 6