Manufacturer Part Number
LP2989AIMM-5.0
Manufacturer
Texas Instruments
Introduction
The LP2989AIMM-5.0 is a low dropout (LDO) linear voltage regulator that is designed to deliver a fixed 5V output from a higher input voltage up to 16V.
Product Features and Performance
Positive output configuration
Fixed output type
Single voltage regulator
Maximum input voltage of 16V
Fixed output voltage of 5V
Maximum voltage dropout of 0.65V at 500mA load
Maximum output current of 500mA
Quiescent current of 175 µA
Supply current up to 9 mA
Power supply rejection ratio (PSRR) of 60dB at 1kHz
Control features include an enable function
Protection features against over current, over temperature, and short circuit
Product Advantages
Low dropout voltage enhances efficiency
Minimal quiescent current aids in low power consumption
Built-in protection features increase reliability and safety
Key Technical Parameters
Input Voltage (Max): 16V
Output Voltage (Min/Fixed): 5V
Voltage Dropout (Max): 0.65V @ 500mA
Current - Output: 500mA
Current - Quiescent (Iq): 175 µA
Current - Supply (Max): 9 mA
PSRR: 60dB (1kHz)
Quality and Safety Features
Over current protection
Over temperature protection
Short circuit protection
Compatibility
Surface mount type
Package/Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package: 8-VSSOP
Application Areas
Suitable for battery-powered devices
Effective in noise-sensitive electronic applications
Ideal for microcontroller power supply
Product Lifecycle
The LP2989AIMM-5.0 is categorized as obsolete
Potential replacement or upgrade options should be evaluated for continuous supply
Several Key Reasons to Choose This Product
High efficiency due to low dropout voltage
Enhanced reliability with integrated protection features
Low power operation with minimal quiescent current
Broad compatibility with surface mount assembly
Proven performance in sensitive power applications