Overview
The LM339PWG4 is a quad differential comparator manufactured by Texas Instruments, designed for precision analog signal comparison. This component is part of the LM339 series, widely recognized for its reliability and versatility in various electronic applications. Marketed primarily for industrial and consumer electronics, the LM339PWG4 is ideal for applications requiring low power consumption and high-speed performance. Its unique selling points include a wide operating voltage range, rail-to-rail output, and compact TSSOP-14 packaging, making it a competitive choice for designers seeking efficient and space-saving solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Function | Quad Differential Comparator | - | - |
| Manufacturer | Texas Instruments | - | - |
| Package | TSSOP-14 | - | - |
| Comparator Type | Differential | - | - |
| Number of Channels | 4 | Channel | - |
| Output Type | Rail-to-Rail | - | - |
| Output Current per Channel | 6 | mA | - |
| Input Bias Current | 50 | nA | - |
| Input Offset Voltage | 5 | mV | - |
| Maximum Supply Voltage | 30 | V | - |
| Minimum Supply Voltage | 2 | V | - |
| Supply Current | 500 | µA | - |
| Response Time | 300 | ns | - |
| Operating Temperature Range | 0 to +70 | °C | - |
| Height | 1 | mm | - |
| Length | 5 | mm | - |
Key Features
- Quad differential comparator for precise signal comparison.
- Wide operating voltage range (2V to 30V) for versatile applications.
- Rail-to-rail output ensures maximum signal swing.
- Low power consumption with a supply current of 500 µA.
- Compact TSSOP-14 package for space-constrained designs.
- High-speed response time of 300 ns for time-critical applications.
Applications
The LM339PWG4 is widely used in various fields, including industrial automation, consumer electronics, and automotive systems. In industrial automation, it is employed for signal conditioning and threshold detection. In consumer electronics, it is utilized in battery management systems and audio equipment. Automotive applications include engine control modules and sensor interfaces. Its precision and reliability make it suitable for critical tasks such as voltage monitoring, oscillators, and logic level shifting.
Q & A
1. What is the operating voltage range of the LM339PWG4?
The operating voltage range is 2V to 30V.
2. How many channels does the LM339PWG4 have?
It has four independent channels.
3. What is the output type of this comparator?
The output type is rail-to-rail.
4. What is the typical response time of the LM339PWG4?
The typical response time is 300 ns.
5. Is the LM339PWG4 RoHS compliant?
Yes, it is RoHS compliant.
6. What is the maximum supply current?
The maximum supply current is 500 µA.
7. What is the package type of the LM339PWG4?
It comes in a TSSOP-14 package.
8. What is the input offset voltage?
The input offset voltage is 5 mV.
9. Can the LM339PWG4 operate in dual supply mode?
Yes, it can operate with dual supplies ranging from ±1V to ±15V.
10. What are the typical applications of the LM339PWG4?
Typical applications include voltage monitoring, oscillators, and logic level shifting.
