LM2901PWRG4

Product Overview

Category: Integrated Circuits (ICs)

Use: LM2901PWRG4 is a quad differential comparator designed for use in industrial and automotive applications. It is commonly used to compare voltages and determine the difference between two input signals.

Characteristics: - Quad Differential Comparator - Low Input Offset Voltage - Wide Supply Voltage Range - High Output Sink Current - Low Input Bias Current - Rail-to-Rail Output Swing

Package: LM2901PWRG4 is available in a small outline package (SOIC) with 14 pins.

Essence: The essence of LM2901PWRG4 lies in its ability to accurately compare voltage levels and provide a digital output based on the comparison result.

Packaging/Quantity: LM2901PWRG4 is typically sold in reels, with each reel containing 2500 units.

Specifications

• Supply Voltage Range: 2V to 36V
• Input Offset Voltage: ±2mV
• Input Bias Current: ±25nA
• Output Sink Current: 16mA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM2901PWRG4 has a total of 14 pins, which are assigned specific functions as follows:

1. IN1-: Non-inverting input for comparator 1
2. IN1+: Inverting input for comparator 1
3. VCC: Positive supply voltage
4. OUT1: Output for comparator 1
5. GND: Ground reference
6. OUT2: Output for comparator 2
7. IN2+: Inverting input for comparator 2
8. IN2-: Non-inverting input for comparator 2
9. OUT3: Output for comparator 3
10. IN3+: Inverting input for comparator 3
11. IN3-: Non-inverting input for comparator 3
12. OUT4: Output for comparator 4
13. NC: No connection
14. VCC-: Negative supply voltage

Functional Features

1. Quad Differential Comparators: LM2901PWRG4 consists of four independent comparators, allowing simultaneous comparison of multiple input signals.
2. Low Input Offset Voltage: The low input offset voltage ensures accurate and precise comparisons.
3. Wide Supply Voltage Range: LM2901PWRG4 can operate within a wide range of supply voltages, making it suitable for various applications.
4. High Output Sink Current: The high output sink current enables the driving of external loads with ease.
5. Rail-to-Rail Output Swing: The rail-to-rail output swing feature allows the output voltage to reach close to the supply rails.

Advantages and Disadvantages

Advantages: - Accurate voltage comparison - Wide supply voltage range - High output sink current - Low input bias current

Disadvantages: - Limited number of comparators (four in total) - Not suitable for applications requiring a large number of comparators

Working Principles

LM2901PWRG4 works based on the principle of comparing two input voltages and providing a digital output based on the result of the comparison. It compares the voltage levels at the inverting and non-inverting inputs and generates an output signal based on the relationship between these voltages.

Detailed Application Field Plans

LM2901PWRG4 finds applications in various fields, including: 1. Industrial automation systems 2. Automotive electronics 3. Power management circuits 4. Battery charging systems 5. Motor control circuits

Detailed and Complete Alternative Models

Some alternative models to LM2901PWRG4 that offer similar functionality are: - LM339 - LM393 - LM311 - LM324

These alternatives can be considered based on specific requirements and application needs.

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