Manufacturer Part Number
LM2990SX-15
Manufacturer
Texas Instruments
Introduction
Negative Fixed LDO Voltage Regulator
Product Features and Performance
Negative Output Configuration
Fixed Output Voltage
Low Dropout Voltage
Output Current up to 1.8A
Low Quiescent Current at 1 mA
Good Power Supply Rejection Ratio (PSRR) - 52dB at 1kHz
Product Advantages
Efficient Low Power Consumption
Stable Operation with Low Dropout
Robust Short Circuit and Over Temperature Protections
Key Technical Parameters
Input Voltage Max: -26V
Output Voltage Min/Fixed: -15V
Voltage Dropout Max: 1V @ 1A
Output Current: 1.8A
Supply Current Max: 5 mA
Operating Temperature Range: -40°C to 125°C
Quality and Safety Features
Over Temperature Protection
Short Circuit Protection
Compatibility
Surface Mountable to TO-263-4, D2PAK (3 Leads + Tab), TO-263AA Packages
Application Areas
Industrial Power Supplies
Automotive Electronics
Telecommunication Infrastructure
Product Lifecycle
Last Time Buy Status
Potential for Discontinued Production
Availability of Replacements or Upgrades Should Be Checked
Several Key Reasons to Choose This Product
Robust Power Regulation for Negative Voltage Applications
Ideal for Low Power Systems with Strict Power Loss Requirements
Adaptable to a Range of Industrial and Automotive Uses
Advanced Safety Features Enhance System Reliability
Supported by Texas Instruments' Renown and Expertise in Power Management Solutions
