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STMICROELECTRONICS LM2903Q2T Dual Voltage Comparator

The LM2903 is a low-power dual voltage comparator designed for a wide operating voltage range from +2 V to +36 V or +1 V to +418 V, suitable for industrial and automotive applications. It features very low supply current of 0.4 mA per comparator, low input bias current of 25 nA, and input common-mode voltage range that includes the negative rail. Its outputs are TTL, DTL, ECL, MOS, and CMOS compatible, with automotive qualification for demanding environments, making it ideal for precise, reliable signal comparison in various electronic systems.

Authorized Distributors
Source:Newark
Part No:LM2903Q2T
Stock:3140
Inv Date:06-11-2026
Price: Unit price: $0.422
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Source:DigiKey
Part No:LM2903Q2T
Stock:14918
Inv Date:06-11-2026
Price: Unit price: $0.41
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Part No:LM2903Q2T
Stock:78598
Inv Date:06-12-2026
Price: Unit price: $0.41
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Part No:LM2903Q2T
Stock:15000
Inv Date:06-11-2026
Price: Unit price: $0.136
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Source:Arrow EU
Part No:LM2903Q2T
Stock:297000
Inv Date:06-12-2026
Price: N/A
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Part No:LM2903Q2T
Stock:15000
Inv Date:06-12-2026
Price: N/A
Buy/RFQ:

STMICROELECTRONICS LM2903Q2T Dual Voltage Comparator Specifications:

  • Wide supply voltage range: +2 V to +36 V or +1 V to +418 V
  • Supply current: 0.4 mA per comparator at +5 V
  • Input bias current: 25 nA typ.
  • Input offset current: 5 nA typ.
  • Input common-mode voltage includes negative rail
  • Output compatibility: TTL, DTL, ECL, MOS, CMOS
  • Output saturation voltage: 250 mV typ. at 4 mA load
  • Maximum junction temperature: +150 °C
  • Storage temperature: -65°C to +150°C
  • Package options: DIP8, SO8, TSSOP8, MiniSO8, DFN8 2x2 mm

Buy the STMicroelectronics LM2903 – Reliable Dual Voltage Comparator for Industrial Applications

Enhance your electronic projects with the LM2903 dual voltage comparator, offering wide voltage range, ultra-low power consumption, and automotive-grade reliability. Easy to integrate into industrial control systems, sensor interfaces, and signal processing circuits, this comparator features low input bias current, TTL compatibility, and various packaging options for flexible design. Purchase online today to ensure high performance and dependable operation in demanding environments. The LM2903 is ideal for applications requiring precise voltage comparison and robust performance.

Buy STMicroelectronics LM2903 now and experience unmatched reliability and performance in signal comparison for industrial and automotive electronics.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS LM2903Q2T?

You can click on the BUY or RFQ button to purchase LM2903Q2T from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part LM2903Q2T?

You can download the LM2903Q2T datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of LM2903Q2T?

STMICROELECTRONICS

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