SPICE MODEL of NJM2112 in SPICE PARK

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SPICE MODEL of NJM2112 in SPICE PARK. English Version is http://www.spicepark.net. Japanese Version is http://www.spicepark.com by Bee Technologies.

Technology

Device Modeling Report

COMPONENTS: OPERATIONAL AMPLIFIER
PART NUMBER: NJM2112
MANUFACTURER: NEW JAPAN RADIO
REMARK TYPE: (OPAMP)

Bee Technologies Inc.

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

Spice Model

U17

+ - + -

+ -

+ - + -

NJM2112

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

Output Voltage Swing

Simulation result

3.03V

2.00V

0V

-2.00V

-5.0V -4.0V -3.0V -2.0V
V(Vout)
V_V1

Evaluation circuit

Rload
10k Vout U16

+ - + -

+ -
V-
V1 V+ + - + -
0Vdc -2.5Vdc

2.5Vdc
NJM2112

0 0

Comparison table

Output Voltage Swing Data sheet Simulation %Error
V+ 2.2 2.2 0
V- 2.2 2.2 0

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

Input Offset Voltage

Simulation result

4.0V

0V

-4.0V
-10mV -5mV 0V 5mV 10mV
V(Vout)
V_Vin

Evaluation circuit

Rload
10k Vout U11

+ - + -

+ -
Vi
VOFF = 0
VAMPL = 0 V+ + - + -
FREQ = 0 Vin
AC = 0 VOFF = 0 V-
DC = 0 VAMPL = 0 2.5Vdc
FREQ = 0
NJM2112
AC = 0 -2.5Vdc
DC = 0

0 0

Comparison table

Measurement Simulation Error
Vos
1 mV 1.04 mV 4 %

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

Slew Rate

Simulation result

4.0V

0V

-4.0V
0s 1.0us 2.0us 3.0us
V(Vout)
Time

Evaluation circuit

Rload
10k Vout U16

+ - + -

+ -
V1 = 0 Vi
V2 = 14
Vin TD = 0
VOFF = 0 TR = 10n V+ V-
VAMPL = 0 TF = 10n
+ - + -
FREQ = 0 PW = 5u
AC = 0 PER = 500u 2.5Vdc -2.5Vdc
DC = 0 V2
NJM2112
-1.04m

0 0

Comparison table

Data sheet Simulation %Error
Slew Rate(v/us)
3.2 3.201 0.031

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

Input current

Simulation result

300nA

200nA

100nA

0A
0s 0.5ms 1.0ms
I(Vin)
Time

Evaluation circuit

Rload
10k Vout U15

+ - + -

+ -
VOFF = -1.04m
Vi Vin
VOFF = 0
VAMPL = 0 VAMPL = 0 V+ V-
+ - + -
FREQ = 0 FREQ = 0
AC = 0 AC = 0
DC = 0 DC = 0 2.5Vdc -2.5Vdc
NJM2112

0 0

Comparison table

Data sheet Simulation %Error
Ib(nA) 100 98.310 -1.69

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

Open Loop Voltage Gain vs. Frequency

Simulation result

100

50

0

1.0Hz 100Hz 10KHz 1.0MHz
DB(V(Vout)/V(Vin:+))
Frequency

Evaluation circuit

Vout U17

+ - + -

+ -

Vin Vi V+
VOFF = 0 VOFF = 0 + - + - V-
VAMPL = 0 VAMPL = 0
FREQ = 0 FREQ = 0 2.5Vdc
AC = 1m AC = 0 -2.5Vdc
NJM2112
DC = -1.04m DC = 0

0

Comparison table

Data sheet Simulation %Error
f-0dB(MHz) 9 8.833 -1.855
Av-dc 80 79.672 -0.41

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

Common-Mode Rejection Voltage gain

Simulation result

2.0V

1.0V

0V

-1.0V
0s 1.0s 2.0s 3.0s 4.0s
V(Vout)
Time

Evaluation circuit

Vout U15

+ - + -

-1.04m V2
+ -

V+ V-
+ - + -
V1
VOFF = 0 2.5Vdc -2.5Vdc
VAMPL = 0.5
NJM2112
FREQ = 1

0

Common Mode Reject Ratio=9629.417/2.204 = 4369.06 = 77.94dB

Comparison table

Data sheet Simulation %Error
CMRR(dB)
74 72.80 1.621

All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

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SPICE MODEL of NJM2112 in SPICE PARK

1. Device Modeling Report COMPONENTS: OPERATIONAL AMPLIFIER PART NUMBER: NJM2112 MANUFACTURER: NEW JAPAN RADIO REMARK TYPE: (OPAMP) Bee Technologies Inc. All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

3. Output Voltage Swing Simulation result 3.03V 2.00V 0V -2.00V -5.0V -4.0V -3.0V -2.0V V(Vout) V_V1 Evaluation circuit Rload 10k Vout U16 + - + - + - V- V1 V+ + - + - 0Vdc -2.5Vdc 2.5Vdc NJM2112 0 0 Comparison table Output Voltage Swing Data sheet Simulation %Error V+ 2.2 2.2 0 V- 2.2 2.2 0 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

4. Input Offset Voltage Simulation result 4.0V 0V -4.0V -10mV -5mV 0V 5mV 10mV V(Vout) V_Vin Evaluation circuit Rload 10k Vout U11 + - + - + - Vi VOFF = 0 VAMPL = 0 V+ + - + - FREQ = 0 Vin AC = 0 VOFF = 0 V- DC = 0 VAMPL = 0 2.5Vdc FREQ = 0 NJM2112 AC = 0 -2.5Vdc DC = 0 0 0 Comparison table Measurement Simulation Error Vos 1 mV 1.04 mV 4 % All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

5. Slew Rate Simulation result 4.0V 0V -4.0V 0s 1.0us 2.0us 3.0us V(Vout) Time Evaluation circuit Rload 10k Vout U16 + - + - + - V1 = 0 Vi V2 = 14 Vin TD = 0 VOFF = 0 TR = 10n V+ V- VAMPL = 0 TF = 10n + - + - FREQ = 0 PW = 5u AC = 0 PER = 500u 2.5Vdc -2.5Vdc DC = 0 V2 NJM2112 -1.04m 0 0 Comparison table Data sheet Simulation %Error Slew Rate(v/us) 3.2 3.201 0.031 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

6. Input current Simulation result 300nA 200nA 100nA 0A 0s 0.5ms 1.0ms I(Vin) Time Evaluation circuit Rload 10k Vout U15 + - + - + - VOFF = -1.04m Vi Vin VOFF = 0 VAMPL = 0 VAMPL = 0 V+ V- + - + - FREQ = 0 FREQ = 0 AC = 0 AC = 0 DC = 0 DC = 0 2.5Vdc -2.5Vdc NJM2112 0 0 Comparison table Data sheet Simulation %Error Ib(nA) 100 98.310 -1.69 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

7. Open Loop Voltage Gain vs. Frequency Simulation result 100 50 0 1.0Hz 100Hz 10KHz 1.0MHz DB(V(Vout)/V(Vin:+)) Frequency Evaluation circuit Vout U17 + - + - + - Vin Vi V+ VOFF = 0 VOFF = 0 + - + - V- VAMPL = 0 VAMPL = 0 FREQ = 0 FREQ = 0 2.5Vdc AC = 1m AC = 0 -2.5Vdc NJM2112 DC = -1.04m DC = 0 0 Comparison table Data sheet Simulation %Error f-0dB(MHz) 9 8.833 -1.855 Av-dc 80 79.672 -0.41 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

8. Common-Mode Rejection Voltage gain Simulation result 2.0V 1.0V 0V -1.0V 0s 1.0s 2.0s 3.0s 4.0s V(Vout) Time Evaluation circuit Vout U15 + - + - -1.04m V2 + - V+ V- + - + - V1 VOFF = 0 2.5Vdc -2.5Vdc VAMPL = 0.5 NJM2112 FREQ = 1 0 Common Mode Reject Ratio=9629.417/2.204 = 4369.06 = 77.94dB Comparison table Data sheet Simulation %Error CMRR(dB) 74 72.80 1.621 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

SPICE MODEL of NJM2112 in SPICE PARK

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SPICE MODEL of NJM2112 in SPICE PARK