Manufacturer Part Number
TPS79518DCQ
Manufacturer
Texas Instruments
Introduction
TPS79518DCQ is a low-dropout linear regulator from Texas Instruments designed to provide a stable, fixed output voltage with a low quiescent current and robust protection features.
Product Features and Performance
Fixed output voltage of 1.8V
Capable of delivering up to 500mA of output current
Maximum input voltage of 5.5V
Quiescent current of 385 µA
Power Supply Rejection Ratio (PSRR) ranges from 59dB to 39dB within 100Hz to 100kHz frequency
Supports enable function for power management
Surface mount package: SOT-223-6
Product Advantages
High efficiency due to low dropout voltage
Compact SOT-223-6 package optimizes board space
Enhanced thermal performance supporting operating temperatures from -40°C to 125°C
Key Technical Parameters
Output Voltage (Fixed): 1.8V
Current Output: 500mA
Voltage Input (Max): 5.5V
Current Quiescent (Iq): 385 µA
PSRR: 59dB ~ 39dB (100Hz to 100kHz)
Operating Temperature: -40°C to 125°C
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Reverse Polarity Protection
Under Voltage Lockout (UVLO)
Compatibility
Compatible with various microcontrollers and digital systems requiring a 1.8V power supply
Application Areas
Suitable for battery-powered devices
Portable electronics
Power management applications in computing and telecommunications
Product Lifecycle
Status: Last Time Buy
Advise verifying availability of replacements or considering upgrades
Several Key Reasons to Choose This Product
High reliability and robust protection features ensure system safety
Ultra-low quiescent current enhances battery life in portable applications
Broad operating temperature range suited for harsh environments
High PSRR provides excellent load and line regulation
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