Precision Amplifiers for Stepper Motors

Current sensing amplifiers, also known as current-sense or current-shunt amplifiers, measure electrical current. The voltage across a resistor in a current path is directly proportional to that current, per Ohm's law. Thus, measuring current is highly dependent upon the resistance for accuracy. Integrated circuits for current measurement are more efficient, accurate, and are an overall lower cost solution over a discrete current-sensing solution.

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onsemi 精密放大器 NCS21802 - PRECISION OP AMPLIFIER - UDFN 39库存量
3,000预期 2027/5/28
最低: 1
倍数: 1
: 3,000

2 Channel 1.5 MHz 700 mV/us 2 uV 200 pA 5.5 V 1.8 V 100 uA 32 mA 108 dB 42 nV/sqrt Hz UDFN-8 SMD/SMT Shutdown - 40 C + 125 C NCS21802 Reel, Cut Tape, MouseReel
Texas Instruments 精密放大器 Prec 20MHz 0.9pA Ib RRIO CMOS Op Amp A 5 A 595-OPA2320AIDRGR
8,489预期 2026/10/12
最低: 1
倍数: 1
: 250

2 Channel 20 MHz 10 V/us 40 uV 200 fA 5.5 V 1.8 V 1.45 mA 65 mA 114 dB 7 nV/sqrt Hz WSON-8 SMD/SMT Shutdown - 40 C + 125 C OPA2320 Reel, Cut Tape, MouseReel

Texas Instruments 精密放大器 Ultra-high-precision zero-drift low-inpu A 595-OPA2387DGKT
14,939在途量
最低: 1
倍数: 1
: 2,500

2 Channel 5.7 MHz 2.8 V/us 2.5 uV 30 pA 5.5 V 1.7 V 570 uA 55 mA 150 dB 8.5 nV/sqrt Hz VSSOP-8 SMD/SMT No Shutdown - 40 C + 125 C OPA2387 Reel, Cut Tape, MouseReel

Texas Instruments 精密放大器 Prec20MHz0.9pA Ib RR IOCMOS Op Amp A 595 A 595-OPA2320AIDGKR
14,495预期 2026/11/23
最低: 1
倍数: 1
: 250

2 Channel 20 MHz 10 V/us 40 uV 200 fA 5.5 V 1.8 V 1.45 mA 65 mA 114 dB 7 nV/sqrt Hz VSSOP-8 SMD/SMT Shutdown - 40 C + 125 C OPA2320 Reel, Cut Tape, MouseReel
Texas Instruments 精密放大器 Prec 20MHz 0.9pA Ib RRIO CMOS Op Amp A 5 A 595-OPA2320AIDRGT
9,000预期 2026/12/31
最低: 1
倍数: 1
: 3,000

2 Channel 20 MHz 10 V/us 40 uV 200 fA 5.5 V 1.8 V 1.45 mA 65 mA 114 dB 7 nV/sqrt Hz WSON-8 SMD/SMT Shutdown - 40 C + 125 C OPA2320 Reel, Cut Tape, MouseReel
Texas Instruments 精密放大器 1.8V35uAmicroPwr Pre cZero Drift CMOS A A 595-OPA330AIYFFT
19,745在途量
最低: 1
倍数: 1
: 3,000

1 Channel 350 kHz 160 mV/us 8 uV 200 pA 5.5 V 1.8 V 21 uA 5 mA 115 dB 55 nV/sqrt Hz DSBGA-5 SMD/SMT No Shutdown - 40 C + 125 C OPA330 Reel, Cut Tape, MouseReel
STMicroelectronics 精密放大器 Very high accuracy (5 uV) zero drift 5 V CMOS Op-Amps, dual, GBP=400kHz
7,378在途量
最低: 1
倍数: 1
: 2,500

1 Channel 400 kHz 170 mV/us 1 uV 300 pA 5.5 V 1.8 V 28 uA 8 mA 110 dB 60 nV/sqrt Hz SOIC-8 SMD/SMT No Shutdown - 40 C + 125 C TSZ122 Reel, Cut Tape, MouseReel

Texas Instruments 精密放大器 Prec20MHz0.9pA Ib RR IOCMOS Op Amp A 595 A 595-OPA2320AIDGKT
4,754预期 2026/11/27
最低: 1
倍数: 1
: 2,500

2 Channel 20 MHz 10 V/us 40 uV 200 fA 5.5 V 1.8 V 1.45 mA 65 mA 114 dB 7 nV/sqrt Hz VSSOP-8 SMD/SMT Shutdown - 40 C + 125 C OPA2320 Reel, Cut Tape, MouseReel
Texas Instruments 精密放大器 Prec 20MHz 0.9pA Ib RRIO CMOS Op Amp A 5 A 595-OPA2320AID
4,986预期 2026/12/3
最低: 1
倍数: 1
: 2,500

2 Channel 20 MHz 10 V/us 40 uV 200 fA 5.5 V 1.8 V 1.45 mA 65 mA 114 dB 7 nV/sqrt Hz SOIC-8 SMD/SMT Shutdown - 40 C + 125 C OPA2320 Reel, Cut Tape, MouseReel
Texas Instruments 精密放大器 Low-Noise 900kHz RRI O Prec Op Amp A 595 A 595-OPA2378AIDCNT
5,850预期 2026/10/8
最低: 1
倍数: 1
: 3,000

2 Channel 900 kHz 400 mV/us 20 uV 150 pA 5.5 V 2.2 V 125 uA 30 mA 112 dB 20 nV/sqrt Hz SOT-23-8 SMD/SMT No Shutdown - 40 C + 125 C OPA2378 Reel, Cut Tape, MouseReel

Texas Instruments 精密放大器 High-Bandwidth High -Precision Low THD+ A 595-OPA2626IDGKT
4,958预期 2027/2/4
最低: 1
倍数: 1
: 2,500

2 Channel 120 MHz 115 V/us 15 uV 2 uA 5.5 V 2.7 V 2 mA 130 mA 117 dB 2.5 nV/sqrt Hz VSSOP-8 SMD/SMT No Shutdown - 40 C + 125 C OPA2626 Reel, Cut Tape, MouseReel
Texas Instruments 精密放大器 Low noise (10nV/rtHz ) wide bandwidth (1 A 595-OPA4325IPWR
1,710在途量
最低: 1
倍数: 1

4 Channel 10 MHz 5 V/us 40 uV 200 fA 5.5 V 2.2 V 650 uA 30 mA 114 dB 9 nV/sqrt Hz TSSOP-14 SMD/SMT No Shutdown - 40 C + 125 C OPA4325 Tube

Renesas / Intersil 精密放大器 Dual Precision, Micro Power, RRIO, Operational Amplifier
1,000预期 2026/9/7
最低: 1
倍数: 1
: 1,000

2 Channel 340 kHz 200 mV/us 2 uV 37 pA 5.5 V 1.8 V 22 uA 106 dB 43.5 nV/sqrt Hz DFN-8 SMD/SMT No Shutdown - 40 C + 125 C ISL28233A Reel, Cut Tape, MouseReel
Texas Instruments 精密放大器 Ultra-high-precision zero-drift low-inpu OPA2387DSGR
496预期 2026/9/18
最低: 1
倍数: 1
: 250

2 Channel 5.7 MHz 2.8 V/us 400 nV 30 pA 5.5 V 1.7 V 570 uA 140 dB 8.5 nV/sqrt Hz WSON-8 SMD/SMT No Shutdown - 40 C + 125 C OPA2387 Reel, Cut Tape, MouseReel
Texas Instruments 精密放大器 High-Bandwidth High -Precision Low THD+ A 595-OPA2625IDGSR 无库存交货期 9 周
最低: 1
倍数: 1
: 250

2 Channel 120 MHz 115 V/us 100 uV 4 uA 5.5 V 2.7 V 2 mA 120 mA 117 dB 2.5 nV/sqrt Hz MSOP-10 SMD/SMT Shutdown - 40 C + 125 C OPA2625 Reel, Cut Tape, MouseReel

Texas Instruments 精密放大器 Lo Cost Prec CMOS Op Amp Zero Drift A 59 A 595-OPA2330AIDGKR 无库存交货期 16 周
最低: 1
倍数: 1
: 2,500

5.5 V 1.8 V 115 dB VSSOP-8 SMD/SMT - 40 C + 125 C OPA2330 Reel, Cut Tape, MouseReel
Texas Instruments 精密放大器 Lo Cost Prec CMOS Op Amp Zero Drift A 59 A 595-OPA330AIDR 交货期 16 周
最低: 1
倍数: 1

1 Channel 350 kHz 160 mV/us 8 uV 200 pA 5.5 V 1.8 V 21 uA 5 mA 115 dB 55 nV/sqrt Hz SOIC-8 SMD/SMT No Shutdown - 40 C + 125 C OPA330 Tube
Texas Instruments 精密放大器 Lo Cost Prec CMOS Op Amp Zero Drift A 59 A 595-OPA330AIDBVT 无库存交货期 16 周
最低: 1
倍数: 1
: 250

1 Channel 350 kHz 160 mV/us 8 uV 200 pA 5.5 V 1.8 V 21 uA 5 mA 115 dB 55 nV/sqrt Hz SOT-23-5 SMD/SMT No Shutdown - 40 C + 125 C OPA330 Reel, Cut Tape, MouseReel
Texas Instruments 精密放大器 2.2V 50MHZ LO-NOISE SGL SUPPLY RR OP AMP A 595-OPA365AMDBVTEP 无库存交货期 26 周
最低: 1
倍数: 1
: 250

5.5 V 2.2 V 120 dB SOT-23-5 SMD/SMT - 55 C + 125 C OPA365 Reel, Cut Tape, MouseReel
Analog Devices 精密放大器 DUAL PRECISION RAIL-RAIL CHOPPER OP AMP

2 Channel 1.5 MHz 400 mV/us 1 uV 300 pA 5.5 V 2.7 V 1.95 mA 30 mA 115 dB 42 nV/sqrt Hz SOIC-8 SMD/SMT No Shutdown - 40 C + 125 C AD8552 Reel, Cut Tape, MouseReel
Analog Devices 精密放大器 10 A, RRIO, Zero Input Crossover Distortion Single Op Amp

1 Channel 50 kHz 6 mV/us 500 uV 375 pA 5 V 1.8 V 9 uA 3.8 mA 105 dB 65 nV/sqrt Hz SOT-23-5 SMD/SMT No Shutdown - 40 C + 125 C ADA4505-1 Reel, Cut Tape, MouseReel
Analog Devices 精密放大器 2x 50MHz, L N, R2R, CMOS Op Amp

2 Channel 50 MHz 35 V/us 40 uV 1 pA 6 V 2.8 V 6.25 mA 35 mA 105 dB 8 nV/sqrt Hz MSOP-8 SMD/SMT No Shutdown - 40 C + 85 C LTC6244 Tube
Analog Devices 精密放大器 Prec 2x CMOS R2R In/Out Amps

2 Channel 3.6 MHz 1 V/us 90 uV 200 fA 5.5 V 2.7 V 330 uA 17 mA 105 dB 13 nV/sqrt Hz MSOP-8 SMD/SMT Shutdown - 40 C + 85 C LTC6081 Tube
Analog Devices 精密放大器 1x 18MHz, L N, R2R Out, CMOS Op Amp

1 Channel 18 MHz 10 V/us 50 uV 200 fA 6 V 2.8 V 2 mA 30 mA 105 dB 7 nV/sqrt Hz SOT-23-5 SMD/SMT No Shutdown - 40 C + 85 C LTC6240 Reel, Cut Tape, MouseReel
Analog Devices 精密放大器 2x 50MHz, L N, R2R, CMOS Op Amp

2 Channel 50 MHz 35 V/us 40 uV 1 pA 6 V 2.8 V 6.25 mA 35 mA 105 dB 8 nV/sqrt Hz MSOP-8 SMD/SMT No Shutdown - 40 C + 125 C LTC6244 Tube