Comparators
Browse available Comparators part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Type | Number of Elements | Output Type | Voltage - Supply, Single/Dual (±) | Voltage - Input Offset (Max) | Current - Input Bias (Max) | Current - Output (Typ) | Current - Quiescent (Max) | CMRR, PSRR (Typ) | Propagation Delay (Max) | Hysteresis | Operating Temperature | Grade | Qualification | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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HMC874LC3CTRIC COMPARATOR 1 GEN PUR 16SMT |
2,145 | - |
|
Datasheet | 16-LFQFN Exposed Pad | - | Tape & Reel (TR) | Active | General Purpose | 1 | PECL | 3.3V | 5mV | 15µV | 40mA | 11mA | 38dB PSRR | 0.11ns | 1mV | -40°C ~ 85°C | - | - | Surface Mount | 16-SMT (3x3) |
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HMC675LC3CIC COMPARATOR 1 GEN PUR 16SMT |
3,518 | - |
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Datasheet | 16-LFQFN Exposed Pad | - | Strip | Active | General Purpose | 1 | - | 3.3V | 5mV | 15µA | 20mA | 9mA | 35dB PSRR | 0.13ns | 1mV | -40°C ~ 85°C | - | - | Surface Mount | 16-SMT (3x3) |
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LM2901BIRTER36-V, QUAD DIFFERENTIAL STANDARD |
3,483 | - |
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Datasheet | 16-WFQFN Exposed Pad | - | Tape & Reel (TR) | Active | Differential | 4 | Open-Collector, Open-Drain | 2V ~ 36V | 3.5mV @ 5V | 0.025µA @ 5V | 21mA @ 5V | 1.2mA | - | 1µs (Typ) | - | -40°C ~ 125°C | - | - | Surface Mount | 16-WQFN (3x3) |
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LM2903PWRG3IC COMPARATOR 2 DIFF 8TSSOP |
4,036 | - |
|
Datasheet | 8-TSSOP (0.173", 4.40mm Width) | - | Tape & Reel (TR) | Active | General Purpose | 2 | Open-Collector, Rail-to-Rail | 2V ~ 36V, ±1V ~ 18V | 7mV @ 30V | 0.25µA @ 5V | 20mA | 2.5mA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | 8-TSSOP |
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LM311PSRIC COMPARATOR 1 GEN PUR 8SO |
3,718 | - |
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Datasheet | 8-SOIC (0.209", 5.30mm Width) | - | Tape & Reel (TR) | Active | General Purpose | 1 | DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL | 3.5V ~ 30V, ±1.75V ~ 15V | 7.5mV @ ±15V | 0.25µA @ ±15V | 50mA | 7.5mA | - | - | - | 0°C ~ 70°C | - | - | Surface Mount | 8-SO |
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LM331AU-S5TRGENERAL PURPOSE COMPARATOR, OPEN |
2,728 | - |
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Datasheet | SC-74A, SOT-753 | LM331AU | Tape & Reel (TR) | Active | Differential | 1 | Open-Collector, Rail-to-Rail | 2.5V ~ 36V, ±1.25V ~ 18V | 6mV @ 5V | 0.004µA @ 5V | - | 300µA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | SOT-23-5 |
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LM393PWRG3IC COMPARATOR 2 DIFF 8TSSOP |
4,000 | - |
|
Datasheet | 8-TSSOP (0.173", 4.40mm Width) | - | Tape & Reel (TR) | Active | General Purpose | 2 | Open-Collector, Rail-to-Rail | 2V ~ 36V, ±1V ~ 18V | 5mV @ 30V | 0.25µA @ 5V | 20mA | 2.5mA | - | - | - | 0°C ~ 70°C | - | - | Surface Mount | 8-TSSOP |
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LMV331X-SC5RIC COMPARATOR GEN PUR 1 SOT353 |
2,895 | - |
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Datasheet | 5-TSSOP, SC-70-5, SOT-353 | LMV331X | Tape & Reel (TR) | Active | General Purpose | 1 | CMOS, Open-Drain, Rail-to-Rail, TTL | 2.5V ~ 5.5V | 4mV @ 5V | 30pA @ 5V | 125mA @ 5V | 75µA | 80dB CMRR, 80dB PSRR | 170ns | 10mV | -40°C ~ 125°C | - | - | Surface Mount | SOT-353 (SC-70-5) |
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LM331AU2-S5TRGENERAL PURPOSE COMPARATOR, OPEN |
2,459 | - |
|
Datasheet | SC-74A, SOT-753 | LM331AU2 | Tape & Reel (TR) | Active | Differential | 1 | Open-Collector, Rail-to-Rail | 2.5V ~ 36V, ±1.25V ~ 18V | 6mV @ 5V | 0.004µA @ 5V | - | 300µA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | SOT-23-5 |
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LM331A-S5TRGENERAL PURPOSE COMPARATOR, OPEN |
2,387 | - |
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Datasheet | SC-74A, SOT-753 | LM331A | Tape & Reel (TR) | Active | Differential | 1 | Open-Collector, Rail-to-Rail | 2.5V ~ 36V, ±1.25V ~ 18V | 6mV @ 5V | 0.004µA @ 5V | - | 300µA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | SOT-23-5 |
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LM393A-TSRGENERAL PURPOSE COMPARATOR, OPEN |
2,065 | - |
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Datasheet | 8-TSSOP (0.173", 4.40mm Width) | - | Tape & Reel (TR) | Active | Differential | 2 | Open-Collector, CMOS, TTL | 2.5V ~ 36V, ±1.25V ~ 18V | 6mV @ 5V | 0.001µA @ 5V | 7µA | 300µA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | 8-TSSOP |
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AS393AMTR-E1IC COMPARATOR 2 GEN PUR 8SOIC |
3,908 | - |
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Datasheet | 8-SOIC (0.154", 3.90mm Width) | - | Tape & Reel (TR) | Active | General Purpose | 2 | Open-Collector | 2V ~ 36V, ±1V ~ 18V | 3mV @ 5V | 0.25µA @ 5V | 16mA @ 5V | 1mA | - | - | - | -40°C ~ 85°C | - | - | Surface Mount | 8-SOIC |
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LM2903A-SRGENERAL PURPOSE COMPARATOR, OPEN |
3,800 | - |
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Datasheet | 8-SOIC (0.154", 3.90mm Width) | - | Tape & Reel (TR) | Active | Differential | 2 | Open-Collector, CMOS, TTL | 2.5V ~ 36V | 6mV @ 5V | 0.001µA @ 5V | 15mA | 300µA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | 8-SOP |
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LM2903A-VRGENERAL PURPOSE COMPARATOR, OPEN |
3,000 | - |
|
Datasheet | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | - | Tape & Reel (TR) | Active | Differential | 2 | Open-Collector, CMOS, TTL | 2.5V ~ 36V | 6mV @ 5V | 0.001µA @ 5V | 15mA | 300µA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | 8-MSOP |
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LMV393X-VS1RIC COMPARATOR GEN PUR 2 8-MSOP |
2,985 | - |
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Datasheet | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | LMV393X | Tape & Reel (TR) | Active | General Purpose | 2 | CMOS, Open-Drain, Rail-to-Rail, TTL | 2.5V ~ 5.5V | 4mV @ 5V | 30pA @ 5V | 125mA @ 5V | 75µA | 80dB CMRR, 80dB PSRR | 170ns | 10mV | -40°C ~ 125°C | - | - | Surface Mount | 8-MSOP |
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LM393A-DFGRGENERAL PURPOSE COMPARATOR, OPEN |
2,795 | - |
|
Datasheet | 8-UFDFN Exposed Pad | - | Tape & Reel (TR) | Active | Differential | 2 | Open-Collector, CMOS, TTL | 2.5V ~ 36V, ±1.25V ~ 18V | 6mV @ 5V | 0.001µA @ 5V | 7µA | 300µA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | 8-DFN (2x2) |
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LM339A-SRGENERAL PURPOSE COMPARATOR, OPEN |
1,910 | - |
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Datasheet | 14-SOIC (0.154", 3.90mm Width) | - | Tape & Reel (TR) | Active | Differential | 4 | Open-Collector, CMOS, TTL | 2.5V ~ 36V, ±1.25V ~ 18V | 6mV @ 5V | 0.001µA @ 5V | 10mA | 300µA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | 14-SOP |
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LM2903AL1-SRGENERAL PURPOSE COMPARATOR, OPEN |
4,000 | - |
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Datasheet | 8-SOIC (0.154", 3.90mm Width) | - | Tape & Reel (TR) | Active | Differential | 2 | Open-Collector, CMOS, TTL | 2.5V ~ 36V | 6mV @ 5V | 0.001µA @ 5V | 10mA | 300µA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | 8-SOP |
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LM2903AS-13IC COMPARATOR 2 DIFF 8SO |
2,500 | - |
|
Datasheet | 8-SOIC (0.154", 3.90mm Width) | - | Tape & Reel (TR) | Active | General Purpose | 2 | - | 2V ~ 36V, ±1V ~ 18V | 2mV @ 5V | 0.25µA @ 5V | 16mA @ 5V | 1.7mA | - | - | - | -40°C ~ 125°C | - | - | Surface Mount | 8-SO |
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LM2903VQPWRIC COMPARATOR 2 DIFF 8TSSOP |
1,930 | - |
|
Datasheet | 8-TSSOP (0.173", 4.40mm Width) | - | Tape & Reel (TR) | Active | General Purpose | 2 | Open-Collector, Rail-to-Rail | 2V ~ 36V, ±1V ~ 18V | 7mV @ 5V | 0.25µA @ 5V | 20mA | 2.5mA | - | - | - | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 8-TSSOP |
Comparators FAQ
Common questions about selecting, comparing and sourcing Comparators components through Winsun (HK) Electronics.
What should I check when selecting Comparators components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
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Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
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Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
