Manufacturer Part Number
ST1L05BPUR
Manufacturer
STMicroelectronics
Introduction
ST1L05BPUR is a low dropout (LDO) linear voltage regulator designed for power management applications.
Product Features and Performance
Adjustable output voltage from 1.22V to 6.7V
Dropout voltage of 0.3V at 1.3A (typical)
Output current capability of 1.3A
Low quiescent current of 650 µA
Power supply rejection ratio (PSRR) of 72dB at 120Hz
Features enable and power good control functions
Over current and over temperature protection
Operational temperature range from 0°C to 125°C
Product Advantages
High efficiency due to low dropout voltage
Stable output with high PSRR
Low power consumption with low quiescent current
Includes safety features for device protection
Key Technical Parameters
Voltage - Input (Max): 7V
Voltage - Output (Min/Fixed): 1.22V
Voltage - Output (Max): 6.7V
Current - Output: 1.3A
Voltage Dropout (Max): 0.3V @ 1.3A
Current - Quiescent (Iq): 650 µA
PSRR: 72dB (120Hz)
Control Features: Enable, Power Good
Protection Features: Over Current, Over Temperature
Quality and Safety Features
Built-in over current protection
Over temperature protection for safe operation
Compatibility
Surface mount design suitable for automated PCB assembly
6-VDFN exposed pad package
Application Areas
Consumer electronics
Telecommunication systems
Computer peripherals
Portable devices
Product Lifecycle
Status: Active
Not nearing discontinuation
Replacements or upgrades may be available
Several Key Reasons to Choose This Product
High output current capability for demanding applications
Precision output voltage regulation
Energy-efficient operation with low quiescent current
Robust protection features ensure reliability and safety
High PSRR for noise-sensitive applications
Wide operational temperature range suitable for diverse environments
Compact package suitable for space-constrained applications