Comparators for AC/DC Power Supplies

The comparator is so named because it is a device used to compare two voltages. An open-loop operational amplifier (op-amp) is a simple example of a comparator; the output assumes one of two values corresponding with the greater input. Comparators are used in a wide variety of applications and are made according to a large range of specifications, such as maximum switching speed, power consumption, and supply voltage range.

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Results: 60
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Number of Channels GBP - Gain Bandwidth Product SR - Slew Rate Vos - Input Offset Voltage Ib - Input Bias Current Supply Voltage - Max Supply Voltage - Min Operating Supply Current Output Current per Channel CMRR - Common Mode Rejection Ratio en - Input Voltage Noise Density Package/Case Mounting Style Shutdown Minimum Operating Temperature Maximum Operating Temperature Series Qualification Packaging
Texas Instruments Operational Amplifiers - Op Amps Quad Gen Purp w/2kV ESD Protection 7,653In Stock
Cut Tape
$0.67
$0.477
$0.428
$0.374
Reel
$0.306
Min.: 1
Mult.: 1
: 2,500
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown - 40 C + 125 C LM2902KAV Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad GP Op Amp A 595 -LM324BIPWR A 595-L A 595-LM324BIPWR 4,705In Stock
Cut Tape
$0.70
$0.494
$0.443
$0.387
Reel
$0.299
Min.: 1
Mult.: 1
: 2,000
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown 0 C + 70 C LM324A Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps LOW PWR QUAD OP AMP 14,627In Stock
$1.72
$1.26
$1.07
$1.00
Min.: 1
Mult.: 1
4 Channel 1 MHz 1.5 V/us 7 mV 250 nA 26 V 3 V 1.5 mA 40 mA 70 dB 40 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown - 40 C + 85 C LM2902 Tube
Texas Instruments Operational Amplifiers - Op Amps Quad General-Purpose Op Amp ALT 595-LM32 ALT 595-LM324NSR
2,534In Stock
Cut Tape
$0.54
$0.373
$0.333
$0.29
Reel
$0.214
Min.: 1
Mult.: 1
: 2,000
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz SO-14 SMD/SMT No Shutdown 0 C + 70 C LM324 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad General-Purpose Op Amp ALT 595-LM32 ALT 595-LM324PWR
2,080In Stock
Cut Tape
$0.55
$0.383
$0.342
$0.297
Reel
$0.225
Min.: 1
Mult.: 1
: 2,000
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz TSSOP-14 SMD/SMT No Shutdown 0 C + 70 C LM324 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad General-Purpose Op Amp A 595-LM324K A 595-LM324KNSR 4,374In Stock
Cut Tape
$0.63
$0.443
$0.398
$0.347
Reel
$0.283
Min.: 1
Mult.: 1
: 2,000
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown 0 C + 70 C LM324 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad with 2kV ESD Pr otection A 595-LM32 A 595-LM324KAPW 3,810In Stock
Cut Tape
$0.45
$0.317
$0.283
$0.246
Reel
$0.187
Min.: 1
Mult.: 1
: 2,000
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz TSSOP-14 SMD/SMT No Shutdown 0 C + 70 C LM324KA Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad Gen Purp w/2kV ESD Protection 3,858In Stock
Cut Tape
$0.48
$0.339
$0.303
$0.262
Reel
$0.198
Min.: 1
Mult.: 1
: 2,500
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown - 40 C + 125 C LM2902KV Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad General-Purpose Op Amp ALT 595-LM32 ALT 595-LM324NSR
3,496In Stock
Cut Tape
$0.65
$0.454
$0.405
$0.352
Reel
$0.283
Min.: 1
Mult.: 1
: 2,000
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown 0 C + 70 C LM324 Reel, Cut Tape, MouseReel

STMicroelectronics Operational Amplifiers - Op Amps Low power, bipolar op-amp 1,297In Stock
5,000Expected 16/04/2027
Cut Tape
$0.29
$0.211
$0.192
$0.172
Reel
$0.14
Min.: 1
Mult.: 1
: 2,500
4 Channel 1.3 MHz 400 mV/us 7 mV 150 nA 15 V, 30 V 1.5 V, 3 V 1.5 mA 40 mA 80 dB 40 nV/sqrt Hz TSSOP-14 SMD/SMT No Shutdown - 40 C + 125 C LM2902 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad Op Amp 12,377In Stock
Cut Tape
$0.30
$0.205
$0.183
$0.159
Reel
$0.128
Min.: 1
Mult.: 1
: 2,000
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 26 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz TSSOP-14 SMD/SMT No Shutdown - 40 C + 125 C LM2902 Reel, Cut Tape, MouseReel

onsemi Operational Amplifiers - Op Amps 3-26V Quad Lo PWR -40 to 105deg C 16,373In Stock
Cut Tape
$0.31
$0.217
$0.193
$0.166
Reel
$0.124
Min.: 1
Mult.: 1
Max.: 2,500
: 2,500
4 Channel 1 MHz 600 mV/us 7 mV 250 nA 16 V, 32 V 1.5 V, 3 V 1.2 mA 40 mA 70 dB SOIC-14 SMD/SMT No Shutdown - 40 C + 105 C LM2902 Reel, Cut Tape, MouseReel

onsemi Operational Amplifiers - Op Amps 3-32V Quad 3mV VIO Commercial Temp 25,371In Stock
Cut Tape
$0.38
$0.263
$0.236
$0.205
Reel
$0.156
Min.: 1
Mult.: 1
Max.: 2,500
: 2,500
4 Channel 1 MHz 600 mV/us 3 mV 100 nA 16 V, 32 V 1.5 V, 3 V 1.2 mA 40 mA 70 dB SOIC-14 SMD/SMT No Shutdown 0 C + 70 C LM324A Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad 32-V 1-MHz oper ational amplifier 1 A 926-LM324MT/NOPB 12,258In Stock
Cut Tape
$1.37
$0.994
$0.901
$0.798
Reel
$0.688
Min.: 1
Mult.: 1
: 2,500
4 Channel 1 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 40 nV/sqrt Hz TSSOP-14 SMD/SMT No Shutdown 0 C + 70 C LM324 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps LOW PWR QUAD OP AMP A 926-LM324M/NOPB A A 926-LM324M/NOPB 5,679In Stock
Cut Tape
$0.96
$0.687
$0.62
$0.545
Reel
$0.451
Min.: 1
Mult.: 1
: 2,500
4 Channel 1 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 40 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown 0 C + 70 C LM324 Reel, Cut Tape, MouseReel
STMicroelectronics Operational Amplifiers - Op Amps Low power, low input bias current 17,905In Stock
57,500On Order
Cut Tape
$0.35
$0.243
$0.216
$0.187
Reel
$0.149
Min.: 1
Mult.: 1
: 2,500
4 Channel 1.3 MHz 400 mV/us 5 mV 100 nA 15 V, 30 V 1.5 V, 3 V 1.5 mA 40 mA 80 dB 40 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown 0 C + 70 C LM324A Reel, Cut Tape, MouseReel
STMicroelectronics Operational Amplifiers - Op Amps Low power, low input bias current 116,904In Stock
Cut Tape
$0.30
$0.204
$0.181
$0.155
Reel
$0.129
Min.: 1
Mult.: 1
: 2,500
4 Channel 1.3 MHz 400 mV/us 7 mV 100 nA 15 V, 30 V 1.5 V, 3 V 1.5 mA 40 mA 80 dB 40 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown 0 C + 70 C LM324 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad Op Amp 8,175In Stock
10,000Expected 09/09/2027
$0.51
$0.358
$0.319
$0.278
Min.: 1
Mult.: 1
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 26 V 3 V 1.5 mA 40 mA 70 dB 40 nV/sqrt Hz PDIP-14 Through Hole No Shutdown - 40 C + 125 C LM2902 Tube
Texas Instruments Operational Amplifiers - Op Amps Quad GP Op Amp A 595 -LM324APW A 595-LM3 A 595-LM324APW 18,149In Stock
Cut Tape
$0.32
$0.22
$0.196
$0.168
Reel
$0.135
Min.: 1
Mult.: 1
: 2,000
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz TSSOP-14 SMD/SMT No Shutdown 0 C + 70 C LM324A Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad 9,203In Stock
84,000On Order
$0.56
$0.396
$0.335
$0.30
Min.: 1
Mult.: 1
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 175 uA 20 mA 80 dB 35 nV/sqrt Hz PDIP-14 Through Hole No Shutdown 0 C + 70 C LM324 Tube
Texas Instruments Operational Amplifiers - Op Amps Quad 26-V 1-MHz oper ational amplifier 1 1,729In Stock
$1.78
$1.31
$1.18
$1.04
Min.: 1
Mult.: 1
4 Channel 1 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.5 mA 40 mA 70 dB 40 nV/sqrt Hz PDIP-14 Through Hole No Shutdown - 40 C + 85 C LM2902 Tube
Texas Instruments Operational Amplifiers - Op Amps LOW PWR QUAD OP AMP A 926-LM324AMX/NOPB A 926-LM324AMX/NOPB 3,254In Stock
4,070Expected 22/10/2026
$1.56
$1.15
$0.966
$0.914
Min.: 1
Mult.: 1
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown 0 C + 70 C LM324 Tube
Texas Instruments Operational Amplifiers - Op Amps LOW PWR QUAD OP AMP 4,126In Stock
$1.18
$0.85
$0.768
$0.678
Min.: 1
Mult.: 1
4 Channel 1.2 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 35 nV/sqrt Hz PDIP-14 Through Hole No Shutdown 0 C + 70 C LM324 Tube
Texas Instruments Operational Amplifiers - Op Amps LOW PWR QUAD OP AMP A 926-LM324MX/NOPB A A 926-LM324MX/NOPB 12,841In Stock
$1.56
$1.15
$0.966
$0.891
Min.: 1
Mult.: 1
4 Channel 1 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 40 nV/sqrt Hz SOIC-14 SMD/SMT No Shutdown 0 C + 70 C LM324 Tube
Texas Instruments Operational Amplifiers - Op Amps Quad 32-V 1-MHz oper ational amplifier 1 A 926-LM324MTX/NOPB 1,712In Stock
$1.97
$1.49
$1.34
$1.25
Min.: 1
Mult.: 1
4 Channel 1 MHz 500 mV/us 7 mV 250 nA 32 V 3 V 1.4 mA 20 mA 80 dB 40 nV/sqrt Hz TSSOP-14 SMD/SMT No Shutdown 0 C + 70 C LM324 Tube