Manufacturer Part Number
LDS3985M25R
Manufacturer
stmicroelectronics
Introduction
The LDS3985M25R is a low-dropout linear voltage regulator designed for power management in various electronic devices, ensuring stable operation with its fixed output voltage of 2.5V.
Product Features and Performance
Low Dropout Voltage: 0.25V @ 300mA
Fixed Output Voltage: 2.5V
Single Regulator Configuration
Power Supply Rejection Ratio (PSRR): 55dB to 50dB (1kHz to 10kHz)
Operates effectively within an Input Voltage up to 6V
Product Advantages
High output accuracy and stability
Low quiescent current of 150 µA optimizes power usage
Robust protection features including over-current and over-temperature protection
Key Technical Parameters
Output Configuration: Positive
Number of Regulators: 1
Voltage - Input (Max): 6V
Current - Output: 300mA
Voltage Dropout (Max): 0.25V at 300mA
Current - Quiescent (Iq): 150 µA
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Operating Temperature Range: -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 power management in consumer electronics, telecommunications, and industrial equipment
Product Lifecycle
Status: Active
The product is currently active with no immediate plans for discontinuation
Several Key Reasons to Choose This Product
High efficiency for longer battery life
Compact SOT-23-5 package suitable for space-constrained applications
Broad operating temperature range allows for use in various environments
Low dropout assists in maintaining stable operation even with low input voltage