SPICE MODEL of NJM2125 in SPICE PARK

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SPICE MODEL of NJM2125 in SPICE PARK. English Version is http://www.spicepark.net. Japanese Version is http://www.spicepark.com by Bee Technologies.

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SPICE MODEL of NJM2125 in SPICE PARK

  1. 1. Device Modeling ReportCOMPONENTS: OPERATIONAL AMPLIFIERPART NUMBER: NJM2125MANUFACTURER: NEW JAPAN RADIOREMARK TYPE: (OPAMP) Bee Technologies Inc.All Rights Reserved Copyright (c) Bee Technologies Inc. 2005
  2. 2. Spice Model U17 + - NJM2125 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005
  3. 3. Output Voltage Swing,+ Vout and –VoutSimulation result 4.0V 2.0V 0V -2.0V -500mV 0V 500mV V(Vout) V_V1Evaluation circuit Rload 2k Vout U17 +- NJM2125 V1 0Vdc V- V+ 0Vdc 5Vdc 0 0 Output Voltage Swing Data sheet Simulation %Error +Vout(V) 3.500 3.498 -0.057 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005
  4. 4. Input Offset VoltageSimulation result 4.0V 2.0V 0V 0V 1.0mV 2.0mV 3.0mV 4.0mV V(Vout) V_VinEvaluation circuit Rload 2k Vout U17 + - NJM2125 Vin V- Vi V+ VOFF = 0 VOFF = 0 VAMPL = 0 0Vdc VAMPL = 0 FREQ = 0 FREQ = 0 5Vdc AC = 0 AC = 0 DC = 0 DC = 0 0 0 Measurement Simulation Error Vos 2.000 mV 1.950 mV -2.500 % All Rights Reserved Copyright (c) Bee Technologies Inc. 2005
  5. 5. Slew Rate, +SR, -SRSimulation result 4.0V 2.0V 0V 0s 1.0us 2.0us 3.0us 4.0us V(Vout) TimeEvaluation circuit Rload 2k Vout U17 +- V1 = 0 Vi V2 = 10 TD = 0 TR = 10n NJM2125 TF = 10n PW = 5u V- Vin V+ PER = 500u VOFF = 0 0Vdc VAMPL = 0 -1.95m FREQ = 0 5Vdc V2 AC = 0 DC = 0 0 0 Data sheet Simulation %Error Slew Rate(v/us) 1.200V/us 1.181V/us -1.583 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005
  6. 6. Input current Ib, IbosSimulation result 28nA 26nA 24nA 22nA 0s 0.5ms 1.0ms I(Vi) I(Vin) TimeEvaluation circuit Rload 2k Vout U17 +- NJM2125 Vin V- Vi V+ VOFF = -1.95m VOFF = 0 VAMPL = 0 -0Vdc VAMPL = 0 FREQ = 0 FREQ = 0 5Vdc AC = 0 AC = 0 DC = 0 DC = 0 0 0 Data sheet Simulation %Error Ib(nA) 25.000 25.100 0.400 Ibos(nA) 5.000 5.000 0.000 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005
  7. 7. Open Loop Voltage Gain vs. Frequency, Av-dc, f-0dBSimulation result 100 50 0 1.0Hz 1.0KHz 1.0MHz 100MHz DB(V(Vout)/V(Vin:+)) FrequencyEvaluation circuit Rload 2k Vout U17 + - NJM2125 Vi V- Vin VOFF = 0 VOFF = 0 V+ VAMPL = 0 0Vdc VAMPL = 0 FREQ = 0 FREQ = 0 AC = 0 AC = 1m 5Vdc DC = 0 DC = -1.95m 0 0 Data sheet Simulation %Error f-0dB(MHz) 1.200 1.180 -1.667 Av-dc(dB) 100.000 99.382 -0.618 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005
  8. 8. Common-Mode Rejection Voltage gainSimulation result 4.0V 2.0V 0V 0s 1.0s 2.0s 3.0s 4.0s V(Vout) TimeEvaluation circuit Vout U17 A + - B -1.029mVdc V1 + - V+ NJM2140 V- V 2.5Vdc VOFF = 0 VAMPL = 0.5 -2.5Vdc FREQ = 1 AC = 0 DC = 0 0Common Mode Reject Ratio=93132.229/3.121=29840.509 Data sheet Simulation %Error CMRR 90.000 89.496 -0.560 All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

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