LM393 Inverting Comparator Demonstration Circuit Trimpot Controlled by Electronzapdotcom
The LM393P is a dual comparator with a supply pin that can handle up to 36 V. The article is going to introduce the basic details of the component.
The LM393P is a dual comparator with a supply pin that can handle up to 36 V. The article is going to introduce the basic details of the component.
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Feb 21, 2022
Elroy Davy
LM393 Inverting Comparator Demonstration Circuit Trimpot Controlled by Electronzapdotcom
The LM393P is a dual comparator with a supply pin that can handle up to 36 V. The article is going to introduce the basic details of the component.
The LM393P is a dual comparator with a supply pin that can handle up to 36 V. This industry standard has demonstrated its ubiquity and versatility in a wide range of applications. This is due to the devices' wide supply voltage range (2 V to 36 V), low Iq, and quick reaction.

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3D Model

• NEW LM393B and LM2903B
• Improved specifications of B-version
– Maximum rating: up to 38 V
– ESD rating (HBM): 2k V
– Low input offset: 0.37 mV
– Low input bias current: 3.5 nA
– Low supply-current: 200 µA per comparator
– Faster response time of 1 µsec
– Extended temperature range for LM393B
– Available in tiny 2 x 2mm WSON package
• B-version is drop-in replacement for LM293, LM393 and LM2903, A and V versions
• Common-mode input voltage range includes ground
• Differential input voltage range equal to maximum-rated supply voltage: ±38 V
• Low output saturation voltage
• Output compatible with TTL, MOS, and CMOS

| Part Number | Description | Manufacturer |
| LM393PE3AMPLIFIER CIRCUITS | Dual differential comparator, commercial grade 8-PDIP 0 to 70 | Texas Instruments |
| LM293NAMPLIFIER CIRCUITS | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDIP8, | Philips Semiconductors |
| LM293JAMPLIFIER CIRCUITS | DUAL COMPARATOR, 9000uV OFFSET-MAX, 1300ns RESPONSE TIME, CDIP8, CERDIP-8 | STMicroelectronics |
| LM193JAMPLIFIER CIRCUITS | IC COMPARATOR, Comparator | National Semiconductor Corporation |
| LM393PE4AMPLIFIER CIRCUITS | Dual differential comparator, commercial grade 8-PDIP 0 to 70 | Texas Instruments |
Texas Instruments LM393P technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments LM393P.
| Product Attribute | Attribute Value | |
|---|---|---|
| Lifecycle Status | ACTIVE (Last Updated: 1 day ago) | |
| Factory Lead Time | 6 Weeks | |
| Contact Plating | Gold | |
| Mount | Through Hole | |
| Mounting Type | Through Hole | |
| Package / Case | 8-DIP (0.300, 7.62mm) | |
| Number of Pins | 8Pins | |
| Weight | 440.409842mg | |
| Operating Temperature | 0°C~70°C | |
| Packaging | Tube | |
| JESD-609 Code | e3 | |
| Part Status | Active | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Number of Terminations | 8Terminations | |
| ECCN Code | EAR99 | |
| Type | Differential | |
| Terminal Finish | Matte Tin (Sn) |
| Product Attribute | Attribute Value | |
|---|---|---|
| Terminal Position | DUAL | |
| Number of Functions | 2Functions | |
| Supply Voltage | 5V | |
| Base Part Number | LM393 | |
| Pin Count | 8 | |
| Output Type | CMOS, MOS, Open-Drain, TTL | |
| Power Supplies | 5/30V | |
| Number of Circuits | 2Circuits | |
| Nominal Supply Current | 1mA | |
| Output Current | 20mA | |
| Max Supply Current | 500μA | |
| Quiescent Current | 2.5mA | |
| Response Time | 300 ns | |
| Voltage - Supply, Single/Dual (±) | 2V~36V ±1V~18V | |
| Output Current per Channel | 6mA | |
| Input Offset Voltage (Vos) | 5mV | |
| Voltage Gain | 106.02dB |
| Product Attribute | Attribute Value | |
|---|---|---|
| Average Bias Current-Max (IIB) | 0.05μA | |
| Supply Voltage Limit-Max | 36V | |
| Max Input Current | 250nA | |
| Dual Supply Voltage | 9V | |
| Input Bias Current | 250nA | |
| Voltage - Input Offset (Max) | 5mV @ 30V | |
| Current - Input Bias (Max) | 0.25μA @ 5V | |
| Current - Output (Typ) | 20mA | |
| Height | 5.08mm | |
| Length | 9.81mm | |
| Width | 6.35mm | |
| Thickness | 3.9mm | |
| REACH SVHC | No SVHC | |
| Radiation Hardening | No | |
| RoHS Status | ROHS3 Compliant | |
| Lead Free | Lead Free |
• Vacuum robot
• Single phase UPS
• Server PSU
• Cordless power tool
• Wireless infrastructure
• Applicances
• Building automation
• Factory automation & control
• Motor drives
• Infotainment & cluster

LM393P Typical Application Circuit

Download datasheets and manufacturer documentation for LM393P
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