Manufacturer Part Number
LP2989IMM-5.0
Manufacturer
Texas Instruments
Introduction
The LP2989IMM-5.0 is a low dropout (LDO) linear voltage regulator designed for power management, specifically in applications requiring low voltage drop and high PSRR.
Product Features and Performance
Regulates output voltage to a fixed 5V
Handles input voltage up to 16V
Maximum output current of 500mA
Low dropout voltage of 0.65V at 500mA load
High power supply rejection ratio of 60dB at 1kHz
Operational between -40°C and 125°C
Enabled with over current, over temperature, and short circuit protection
Product Advantages
High efficiency due to low quiescent current (175 µA)
Stable output with low dropout performance
Integrated protection features enhance product reliability
Key Technical Parameters
Input Voltage (Max): 16V
Output Voltage (Min/Fixed): 5V
Dropout Voltage (Max): 0.65V @ 500mA
Output Current: 500mA
Quiescent Current: 175 µA
Supply Current (Max): 9 mA
Power Supply Rejection Ratio: 60dB (1kHz)
Quality and Safety Features
Short circuit protection
Over temperature protection
Over current protection
Compatibility
Compatible with various applications requiring a fixed 5V output within a broad operating temperature range.
Application Areas
Consumer electronics
Telecommunications
Industrial controls
Portable devices
Product Lifecycle
The product status is marked as 'Not For New Designs,' indicating it might be nearing discontinuation without new designs adaptation.
Several Key Reasons to Choose This Product
Reliable fixed output voltage of 5V suitable for standard applications
High efficiency with low quiescent current and dropout voltage
Built-in safety features for enhanced durability and reliability
Extreme temperature operational range making it suitable for harsh environments
Ideal for applications where power efficiency and safety are prioritized