LM2623ALD - Texas Instruments

Manufacturer Part Number

LM2623ALD

Manufacturer

Texas Instruments

Introduction

The LM2623ALD is a compact, high-efficiency, step-up (boost) DC-DC switching regulator designed for powering mobile devices and other applications from a variety of input voltages, including single-cell batteries.

Product Features and Performance

Adjustable output voltage from 1.24V to 14V

Supports input voltages from 0.8V to 14V

High output current capability up to 2.2A (switch)

Variable switching frequency from 300kHz to 2MHz

Supports a simple external loop to achieve optimal response

Operates without a synchronous rectifier

Product Advantages

High efficiency for extended battery life

Broad input voltage range accommodates various power sources

Flexible design suitable for multiple applications

Compact size enables integration into space-constrained applications

Key Technical Parameters

Voltage Input (Min): 0.8V

Voltage Input (Max): 14V

Voltage Output (Min/Fixed): 1.24V

Voltage Output (Max): 14V

Current Output: 2.2A (Switch)

Frequency Switching: 300kHz ~ 2MHz

Operating Temperature: -40°C ~ 85°C (TA)

Quality and Safety Features

Operates within a wide temperature range ensuring reliability under various conditions

Compatibility

Surface mount technology for compatibility with modern PCB designs

Application Areas

Mobile devices

Portable electronics

Low power wireless devices

Battery-powered equipment

Product Lifecycle

Obsolete status indicating end of life and potential unavailability of direct replacements or upgrades

Several Key Reasons to Choose This Product

Wide input and output voltage range provides versatility across different applications

High switch current capacity supports demanding applications

Adjustable output voltage offers design flexibility

The ability to operate at a high switching frequency enables the use of smaller external components

Texas Instruments' reputation for quality and support ensures reliability and long-term availability despite the obsolete status