LM25117PSQ/NOPB

Product Overview

Category

LM25117PSQ/NOPB belongs to the category of integrated circuits (ICs).

Use

It is commonly used in power management applications.

Characteristics

• High efficiency
• Wide input voltage range
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection

Package

LM25117PSQ/NOPB is available in a small outline package (SOIC) with 16 pins.

Essence

The essence of LM25117PSQ/NOPB lies in its ability to efficiently regulate and control power in various electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 42V
• Output Voltage Range: 0.8V to 37V
• Maximum Output Current: 1A
• Switching Frequency: Up to 2MHz
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LM25117PSQ/NOPB has the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. FB: Feedback pin for output voltage regulation
4. EN: Enable pin for turning the device on/off
5. SS/TR: Soft-start/tracking pin
6. PGND: Power ground
7. SW: Switch node connection
8. VOUT: Output voltage
9. COMP: Compensation pin for stability
10. SS/TR: Soft-start/tracking pin
11. PGND: Power ground
12. SW: Switch node connection
13. VOUT: Output voltage
14. COMP: Compensation pin for stability
15. NC: No connection
16. NC: No connection

Functional Features

• Wide input voltage range allows for versatile applications
• Adjustable output voltage provides flexibility in power management
• Overcurrent protection safeguards against excessive current flow
• Thermal shutdown protection prevents overheating and damage to the device

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Wide input voltage range enables compatibility with various power sources
• Compact package size saves board space
• Comprehensive protection features enhance reliability

Disadvantages

• Limited maximum output current may restrict usage in high-power applications
• Higher cost compared to some alternative models

Working Principles

LM25117PSQ/NOPB operates as a synchronous buck converter, converting a higher input voltage to a lower output voltage. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage based on feedback received from the FB pin. The device incorporates a high-side and low-side MOSFET switch to efficiently control the power flow.

Detailed Application Field Plans

LM25117PSQ/NOPB finds application in various fields, including but not limited to: - Industrial automation - Automotive electronics - Telecommunications - Consumer electronics

Alternative Models

Some alternative models that offer similar functionality to LM25117PSQ/NOPB include: - LM25118PSQ/NOPB - LM25119PSQ/NOPB - LM25120PSQ/NOPB

These models can be considered as alternatives depending on specific requirements and design constraints.

In conclusion, LM25117PSQ/NOPB is a versatile integrated circuit used for power management applications. Its high efficiency, wide input voltage range, and comprehensive protection features make it suitable for various industries. While it has limitations in terms of maximum output current and cost, there are alternative models available to cater to different needs.