LM239PW

Product Overview

Category: Integrated Circuits (ICs)

Use: LM239PW is a quad differential comparator designed for use in industrial and automotive applications. It is commonly used to compare voltages and provide digital outputs based on the comparison results.

Characteristics: - Quad Differential Comparator - Wide Supply Voltage Range: 2V to 36V - Low Input Bias Current: 25nA - Low Input Offset Voltage: 2mV - Open Collector Outputs - Operating Temperature Range: -40°C to +125°C

Package: LM239PW is available in a TSSOP-14 package, which provides ease of integration into various circuit designs.

Essence: The essence of LM239PW lies in its ability to accurately compare voltage levels and generate digital outputs based on the comparison results. This makes it an essential component in many electronic systems where precise voltage comparisons are required.

Packaging/Quantity: LM239PW is typically sold in reels or tubes containing a quantity of 250 units per package.

Specifications

• Supply Voltage Range: 2V to 36V
• Input Offset Voltage: 2mV
• Input Bias Current: 25nA
• Response Time: 1.3μs
• Output Current: 6mA
• Number of Comparators: 4
• Package Type: TSSOP-14

Detailed Pin Configuration

LM239PW features a TSSOP-14 package with the following pin configuration:

Pin 1: Output 1 Pin 2: Inverting Input 1 Pin 3: Non-Inverting Input 1 Pin 4: VCC+ Pin 5: Non-Inverting Input 2 Pin 6: Inverting Input 2 Pin 7: Output 2 Pin 8: GND Pin 9: Output 3 Pin 10: Inverting Input 3 Pin 11: Non-Inverting Input 3 Pin 12: VCC- Pin 13: Non-Inverting Input 4 Pin 14: Inverting Input 4

Functional Features

• Quad differential comparators for voltage level comparison
• Open collector outputs for easy interfacing with other digital circuits
• Wide supply voltage range allows for versatile applications
• Low input bias current and offset voltage ensure accurate comparisons
• Fast response time enables real-time voltage monitoring

Advantages and Disadvantages

Advantages: - High accuracy in voltage comparisons - Wide operating temperature range - Low power consumption - Compact package size for space-constrained designs - Open collector outputs provide flexibility in circuit integration

Disadvantages: - Limited number of comparators (4) - Requires external pull-up resistors for proper output operation

Working Principles

LM239PW operates based on the principle of voltage comparison. It compares the voltages applied to its inverting and non-inverting inputs and generates a digital output based on the result of the comparison. The open collector outputs allow for easy connection to other digital circuits.

Detailed Application Field Plans

LM239PW finds applications in various fields, including but not limited to: 1. Industrial automation systems 2. Automotive electronics 3. Power management circuits 4. Battery charging/discharging control 5. Voltage monitoring and protection circuits 6. Sensor interface circuits

Detailed and Complete Alternative Models

Some alternative models to LM239PW that offer similar functionality are: 1. LM339PW: Quad Differential Comparator with Push-Pull Outputs 2. LM2901PW: Quad Differential Comparator with Open Collector Outputs 3. LM311PW: Single Differential Comparator with Open Collector Output

These alternative models can be considered based on specific application requirements and design constraints.

Word count: 453 words