Manufacturer Part Number
LM828M5
Manufacturer
Texas Instruments
Introduction
The LM828M5 is a DC DC switching regulator specifically designed for power management, housed in an SC-74A, SOT-753 package and supplied on Tape & Reel (TR). It is designed to provide ratiometric fixed output from diverse input voltages.
Product Features and Performance
Ratiometric function ensuring proportionate output
Can configure for positive or negative output
Utilizes Charge Pump topology
Supports fixed output type with single output provision
Wide input voltage range from 1.8V to 5.5V
Output voltage spans from -Vin to 2Vin
Capacitates 25mA current output
Built with a 12kHz switching frequency
Operates effectively in temperatures ranging from -40°C to 85°C
Product Advantages
Flexibility in output voltage polarity (positive or negative) suitable for diverse circuits
Charge Pump efficiency without needing inductive components
Compact SOT-23-5 package for space-sensitive applications
Low minimum input voltage ideal for battery-operated devices
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
Operating Temperature: -40°C ~ 85°C (TJ)
Quality and Safety Features
Robust operation within a wide range of temperatures
Surface mount technology enhances the reliability of the solder joints
Compatibility
Versatile with voltage levels making it adaptable to various applications and circuit designs
Application Areas
Low-power electronic devices
Battery-operated devices requiring efficient voltage conversion
Portable consumer electronics
Product Lifecycle
Product Status: Last Time Buy
Not recommended for new designs and nearing discontinuation
Consider looking for replacements or upgrades as part of future planning
Several Key Reasons to Choose This Product
Guaranteed fixed output with flexible voltage polarity options
Efficient power conversion suitable for low-power operations
Compact and reliable design in a small package
Suitable for applications with a broad range of input voltages
Operational across a broad thermal spectrum making it ideal for harsh environments