Manufacturer Part Number
LP5951MFX-3.0
Manufacturer
Texas Instruments
Introduction
The LP5951MFX-3.0 is a low-dropout linear regulator designed for power-sensitive applications, providing a fixed output voltage of 3V.
Product Features and Performance
Output Configuration: Positive
Output Type: Fixed
Number of Regulators: 1
Voltage Dropout: 0.35V @ 150mA
Maximum Output Current: 150mA
Quiescent Current: 55 µA
Supply Current (Max): 70 µA
PSRR: 60dB ~ 50dB (100Hz ~ 10kHz)
Control Features: Enable
Protection Features: Over Current, Over Temperature, Short Circuit
Product Advantages
High PSRR minimizes noise in sensitive applications
Low quiescent current extends battery life in portable devices
Robust protection features enhance reliability
Key Technical Parameters
Input Voltage (Max): 5.5V
Output Voltage (Fixed): 3V
Voltage Dropout (Max): 0.35V @ 150mA
Output Current: 150mA
Quiescent Current: 55 µA
PSRR: 60dB ~ 50dB (100Hz to 10kHz)
Operating Temperature: -40°C to 125°C
Quality and Safety Features
Protection against overcurrent, overtemperature, and short circuit
Operates reliably in a wide temperature range from -40°C to 125°C
Compatibility
Mounting Type: Surface Mount
Package/Case: SC-74A, SOT-753
Supplier Device Package: SOT-23-5
Application Areas
Suitable for battery-powered devices, portable electronics, and other power-sensitive applications
Product Lifecycle
Status: Obsolete
Note: Check for availability of replacements or upgrades
Several Key Reasons to Choose This Product
High efficiency with a low dropout voltage of 0.35V at 150mA, ideal for low power applications
Low quiescent current of only 55 µA helps in extending battery life in portable devices
Built-in protection features assure long operational reliability
Operates across a wide temperature range making it suitable for varied environmental conditions
Compact SOT-23-5 package suitable for space-constrained applications
