Manufacturer Part Number
LP3985IM5X-2.8
Manufacturer
Texas Instruments
Introduction
Low Dropout Regulator for Power Management Applications
Product Features and Performance
Positive, Fixed Output Voltage
Single Regulator Integration
Input Voltage up to 6V
Fixed 2.8V Output Voltage
Low Dropout Voltage: 0.1V at 150mA load
Output Current Capability of 150mA
Quiescent Current of 150 µA
Maximum Supply Current of 250 µA
PSRR: 50dB to 40dB between 1kHz and 10kHz
Enable Control Feature for Power Saving
Short Circuit Protection
Over Current Protection
Over Temperature Protection
High Operating Temperature Range: -40°C to 125°C
Surface Mount Package for Compact PCB Design
SC-74A, SOT-753, SOT-23-5 Package Type
Product Advantages
High Efficiency at Low Voltage Drops
Optimized for Battery-Powered Devices
Low Quiescent Current for Power Conservation
Multi Protection Features Enhance Reliability
Suitable for Harsh Temperature Environments
Key Technical Parameters
Voltage - Input (Max): 6V
Voltage - Output (Min/Fixed): 2.8V
Voltage Dropout (Max): 0.1V @ 150mA
Current - Output: 150mA
Current - Quiescent (Iq): 150 µA
Current - Supply (Max): 250 µA
PSRR: 50dB ~ 40dB (1kHz ~ 10kHz)
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Short Circuit Protection
Compatibility
Surface Mount Compatible with SC-74A, SOT-753, SOT-23-5 Package
Application Areas
Battery-Powered Devices
Portable Electronics
Power Supply for Microcontrollers and Digital ICs
Product Lifecycle
Obsolete Product
Consider Replacements or Upgrades
Several Key Reasons to Choose This Product
Energy Efficient for Portable Electronics
Stable Output with Varying Loads
Compact and Suitable for Space-Constrained Applications
High Durability and Robust Protection Circuits
Wide Operating Temperature Range Ideal for Industrial Use
Seamless Integration with Battery-Powered Systems
Minimal Dropout Voltage Enhances Performance Under Low Battery Conditions
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