LM25007MM

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency - Wide input voltage range - Low quiescent current - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: 8-Pin VSSOP

Essence: The LM25007MM is a power management IC designed for various applications requiring efficient power conversion.

Packaging/Quantity: The LM25007MM is available in a standard 8-pin VSSOP package. It is typically sold in reels of 2500 units.

Specifications

The LM25007MM has the following specifications:

Input Voltage Range: 4.5V to 42V
Output Voltage Range: 0.8V to 37V
Maximum Output Current: 500mA
Quiescent Current: 40µA
Switching Frequency: 2MHz
Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM25007MM features an 8-pin VSSOP package with the following pin configuration:

VIN: Input voltage pin
GND: Ground pin
FB: Feedback pin for output voltage regulation
EN: Enable pin for turning the device on/off
SS/TR: Soft-start/tracking pin for controlling the startup behavior
PG: Power good indicator pin
SW: Switch node pin for connecting the external inductor
VOUT: Output voltage pin

Functional Features

The LM25007MM offers the following functional features:

Wide input voltage range allows for versatile applications
High efficiency conversion for reduced power loss
Adjustable output voltage to meet specific requirements
Overcurrent protection safeguards against excessive current flow
Thermal shutdown protection prevents overheating

Advantages and Disadvantages

Advantages: - High efficiency conversion - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection

Disadvantages: - Limited maximum output current (500mA)

Working Principles

The LM25007MM operates as a step-down (buck) converter. It converts a higher input voltage to a lower output voltage using an external inductor and capacitor. The integrated circuit regulates the output voltage by adjusting the duty cycle of the internal switch.

Detailed Application Field Plans

The LM25007MM is suitable for various applications, including but not limited to: - Industrial power supplies - Automotive electronics - Battery-powered devices - Distributed power systems - LED lighting

Alternative Models

Other alternative models that offer similar functionality to the LM25007MM include: - LM25007Q1: Automotive-grade version with enhanced reliability - LM25007MH: 10-pin thermally enhanced package for improved heat dissipation - LM25007EVAL: Evaluation board for testing and prototyping purposes

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LM25007MM v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LM25007MM in technical solutions:

Question: What is LM25007MM?
Answer: LM25007MM is a specific model of a power management integrated circuit (PMIC) designed for use in various technical solutions.
Question: What are the key features of LM25007MM?
Answer: Some key features of LM25007MM include high efficiency, wide input voltage range, adjustable output voltage, and overcurrent protection.
Question: What is the typical input voltage range for LM25007MM?
Answer: The typical input voltage range for LM25007MM is between 4.5V and 42V.
Question: Can LM25007MM be used in automotive applications?
Answer: Yes, LM25007MM is suitable for automotive applications as it can handle the required voltage range and has built-in protection features.
Question: What is the maximum output current of LM25007MM?
Answer: The maximum output current of LM25007MM depends on the specific configuration and external components used. Please refer to the datasheet for detailed information.
Question: Is LM25007MM suitable for battery-powered applications?
Answer: Yes, LM25007MM can be used in battery-powered applications as it supports a wide input voltage range and offers efficient power conversion.
Question: Does LM25007MM have thermal protection?
Answer: Yes, LM25007MM incorporates thermal shutdown protection to prevent overheating and ensure safe operation.
Question: Can LM25007MM be used in industrial control systems?
Answer: Absolutely, LM25007MM is well-suited for industrial control systems due to its wide input voltage range and robust design.
Question: Does LM25007MM require any external components for operation?
Answer: Yes, LM25007MM requires external components such as input and output capacitors, inductors, and resistors for proper operation. The datasheet provides detailed guidelines.
Question: Are there any application notes or reference designs available for LM25007MM?
Answer: Yes, the manufacturer of LM25007MM typically provides application notes and reference designs that can help users implement the IC effectively in their technical solutions. These resources can be found on the manufacturer's website or obtained through authorized distributors.