SPICE MODEL of NJM2741 in SPICE PARK
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The document provides a summary of simulation results and specifications for an operational amplifier component. It includes details on the output voltage swing, input offset voltage, slew rate, input current, open loop voltage gain versus frequency, and common-mode rejection voltage gain as obtained from simulations and compares the results to datasheet specifications. The simulations show good agreement with errors generally less than 1% compared to the datasheet values.
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SPICE MODEL of NJM2741 in SPICE PARK
- 1. Device Modeling Report COMPONENTS: OPERATIONAL AMPLIFIER PART NUMBER: NJM2741 MANUFACTURER: NEW JAPAN RADIO REMARK TYPE: (OPAMP) Bee Technologies Inc. All Rights Reserved Copyright (c) Bee Technologies Inc. 2006
- 2. Spice Model U19 + - NJM2741 All Rights Reserved Copyright (c) Bee Technologies Inc. 2006
- 3. Output Voltage Swing Simulation result 5.0V 2.5V 0V -1.0V -500mV 0V 500mV V(Vout) Evaluation circuit V_V1 Rload 5k Vout U19 +- NJM2741 V1 0Vdc V- V+ 0Vdc 5Vdc 0 0 Output Voltage Swing Data sheet Simulation %Error VoH(V) 4.900 4.900 0.000 VoL(V) 0.100 0.100 0.000 All Rights Reserved Copyright (c) Bee Technologies Inc. 2006
- 4. Input Offset Voltage Simulation result 4.90V 3.75V 2.50V 1.25V 0V 0.4mV 0.8mV 1.2mV 1.5mV V(Vout) V_Vin Evaluation circuit Rload 10k Vout U20 + - NJM2741 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 1.000 mV 1.000 mV 0.000 % All Rights Reserved Copyright (c) Bee Technologies Inc. 2006
- 5. Slew Rate Simulation result 5.0V 2.5V 0V 0s 1.0us 2.0us 3.0us 4.0us V(Vout) Time Evaluation circuit Rload 2k Vout U19 +- V1 = 0 Vi V2 = 10 TD = 0 TR = 10n NJM2741 TF = 10n PW = 5u V- Vin V+ PER = 500u VOFF = 0 0Vdc VAMPL = 0 -1m FREQ = 0 5Vdc V2 AC = 0 DC = 0 0 0 Data sheet Simulation %Error Slew Rate(v/us) 3.500 3.487 -0.371 All Rights Reserved Copyright (c) Bee Technologies Inc. 2006
- 6. Input current Simulation result 104nA 102nA 100nA 98nA 0s 0.5ms 1.0ms I(Vi) I(Vin) Time Evaluation circuit Rload 2k Vout U19 +- NJM2741 Vin V- Vi V+ VOFF = -1m 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) 100.000 100.856 0.856 Ibos(nA) 5.000 5.001 0.020 All Rights Reserved Copyright (c) Bee Technologies Inc. 2006
- 7. Open Loop Voltage Gain vs. Frequency Simulation result 100 50 0 1.0Hz 1.0KHz 1.0MHz 100MHz DB(V(Vout)/V(Vin:+)) Frequency Evaluation circuit Rload 2k Vout U19 + - NJM2741 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 = -1m 0 0 Data sheet Simulation %Error f-0dB(MHz) 10.000 9.601 -3.990 Av-dc(dB) 85.000 84.748 -0.296 All Rights Reserved Copyright (c) Bee Technologies Inc. 2006
- 8. Common-Mode Rejection Voltage gain Simulation result 5.0V 2.5V 0V 0s 1.0s 2.0s 3.0s 4.0s V(Vout) Time Evaluation circuit Vout U19 1m + - V1 NJM2741 V- V+ V 0Vdc VOFF = 0 5Vdc VAMPL = 0.5 FREQ = 1 AC = 0 DC = 0 0 Common Mode Reject Ratio=17274.281/3.342=5168.845 Data sheet Simulation %Error CMRR 75.000 74.267 -0.977 All Rights Reserved Copyright (c) Bee Technologies Inc. 2006