LM828M5X - Texas Instruments

Manufacturer Part Number

LM828M5X

Manufacturer

Texas Instruments

Introduction

The LM828M5X is a ratiometric charge pump voltage regulator designed for power management applications.

Product Features and Performance

Ratiometric charge pump design for efficient voltage conversion

Fixed output voltage settings based on input voltage (-Vin, 2Vin)

Low minimum input voltage requirement (1.8V)

Suitable for positive or negative voltage regulation

Supports up to 25mA output current

12kHz switching frequency for a balance of efficiency and component size

Operating temperature range from -40°C to 85°C

Product Advantages

Efficient power conversion for battery-operated devices

Compact SC-74A, SOT-753 package for space-constrained applications

Low input voltage suitable for low-power applications

Simple and predictable output based on the input voltage

No need for external diode for charge pump operation, reducing BOM cost

Key Technical Parameters

Voltage - Input (Min): 1.8V

Voltage - Input (Max): 5.5V

Voltage - Output (Min/Fixed): -Vin, 2Vin

Current - Output: 25mA

Frequency - Switching: 12kHz

Topology: Charge Pump

Number of Outputs: 1

Output Type: Fixed

Quality and Safety Features

Robust operation within industrial temperature ranges (-40°C to 85°C)

Lead-free and RoHS compliant for environmental considerations

Compatibility

Compatible with SOT-23-5 mounting design

Suitable for use in standard circuit boards with surface mount technology

Application Areas

Portable electronic devices

Battery-powered equipment

Wireless sensors and modules

Energy harvesting systems

Product Lifecycle

Product Status: Last Time Buy

It is nearing discontinuation with the need to consider replacements or upgrades soon

Several Key Reasons to Choose This Product

Highly compact and suitable for small form factor designs

Low input voltage operation for extended battery life

Versatile for both positive and negative output applications

Industry-proven reliability from Texas Instruments

Ease of integration into existing power management systems

Last Time Buy status allows stockpiling for ongoing projects before discontinuation