• LM2903MX/NOPB SOIC-8
LM2903MX/NOPB SOIC-8

LM2903MX/NOPB

Comparator Dual R-R O/P ±18V/36V 8-Pin SOIC T/R

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Overview of LM2903MX/NOPB

The LM2903MX/NOPB is a dual voltage comparator IC that features low input offset voltage, low input bias current, and wide supply voltage range. It is designed for use in precision voltage measurements, signal conditioning, and threshold detection applications.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • IN-: Negative input for comparator 1
  • IN+: Positive input for comparator 1
  • VCC: Positive power supply
  • OUT: Comparator output
  • GND: Power ground
  • OUT: Comparator output
  • VCC: Positive power supply
  • IN-: Negative input for comparator 2
  • IN+: Positive input for comparator 2
  • GND: Power ground

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LM2903MX/NOPB IC for a visual representation.

Key Features

  • Dual Voltage Comparators: Provides two independent voltage comparator circuits for versatile applications.
  • Low Input Offset Voltage: Ensures accurate voltage comparison with minimal offset errors.
  • Low Input Bias Current: Features low input bias current for improved signal integrity.
  • Wide Supply Voltage Range: Operates from a single +2.0V to +36V supply, making it suitable for various voltage levels.
  • High Open-Loop Gain: Offers high open-loop gain for precise voltage measurements.
  • Small Package: Available in a compact 8-pin SOIC package.

Note: For detailed technical specifications, please refer to the LM2903MX/NOPB datasheet.

Application

  • Voltage Monitoring: Ideal for monitoring voltage levels and triggering actions based on predefined thresholds.
  • Signal Detection: Suitable for detecting signals and generating digital outputs based on signal comparison.
  • Threshold Detection: Used in applications where threshold detection and switching are required.

Functionality

The LM2903MX/NOPB is a dual voltage comparator IC that compares two input voltages and provides a digital output based on the comparison result. It is commonly used in applications requiring precise voltage comparison and switching operations.

Usage Guide

  • Power Supply: Connect VCC (Pin 3 and Pin 7) to the supply voltage (2.0V to 36V).
  • Input Connections: Connect the input pins (IN+ and IN-) to the voltage levels to be compared.
  • Output Handling: Utilize the comparator outputs (OUT) to trigger actions based on voltage comparison results.

Frequently Asked Questions

Q: What is the operating voltage range of the LM2903MX/NOPB?
A: The LM2903MX/NOPB can operate with a supply voltage range of 2.0V to 36V, providing flexibility in various applications.

Q: Does the LM2903MX/NOPB require external components for voltage comparison?
A: The LM2903MX/NOPB is a standalone dual voltage comparator IC and does not require additional external components for basic voltage comparison tasks.

Equivalent

For similar functionalities, consider these alternatives to the LM2903MX/NOPB:

  • LM393MX/NOPB: Another dual voltage comparator IC from Texas Instruments, offering similar functionality and performance in a different package.
  • LM339MX/NOPB: A quad voltage comparator IC from Texas Instruments, providing multiple comparator channels for complex voltage comparison tasks.

LM2903MX/NOPB

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Number of channels 2 Output type Open-collector
Propagation delay time (µs) 0.7 Vs (max) (V) 36
Vs (min) (V) 2 Vos (offset voltage at 25°C) (max) (mV) 7
Iq per channel (typ) (mA) 0.2 Input bias current (±) (max) (nA) 250
Rail-to-rail Out Rating Catalog
Operating temperature range (°C) -40 to 85 Features Small Size
VICR (max) (V) 34.5 VICR (min) (V) 0

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