Manufacturer Part Number
TPS62222DDCR
Manufacturer
Texas Instruments
Introduction
The TPS62222DDCR is a highly efficient step-down voltage regulator from Texas Instruments, suitable for battery-powered and low-power applications.
Product Features and Performance
High efficiency step-down converter
Low-power operation with 1.25MHz switching frequency
Output voltage preset to 1.8V
400mA maximum output current
Stable with a 4.7µF output capacitor
High PSRR: 55dB at 1kHz
100% duty cycle for low dropout
Thermal shutdown and overcurrent protection
Product Advantages
Operates from a 2.5V to 6V input voltage range
Synchronous rectification for improved efficiency
Low quiescent current for extended battery life
Small SOT-23-5 package ideal for space-constrained applications
Key Technical Parameters
Voltage - Input (Min): 2.5V
Voltage - Input (Max): 6V
Voltage - Output (Min/Fixed): 1.8V
Current - Output: 400mA
Frequency - Switching: 1.25MHz
Synchronous Rectifier: Yes
Operating Temperature: -40°C to 85°C
Quality and Safety Features
Overcurrent protection
Thermal shutdown
High power supply rejection ratio (PSRR)
Compatibility
Compatible with multiple types of capacitors for output stabilization
Suitable for use in a variety of battery-powered applications
Application Areas
Portable electronics
Wireless peripherals
Power supply modules
Energy harvesting
Product Lifecycle
Product Status: Active
Not near discontinuation with ongoing support for replacements or upgrades
Reasons to Choose This Product
Small form factor for space-sensitive designs
High efficiency for power-sensitive applications
Texas Instruments' reputation for reliability and performance
Support for a wide range of input voltages
Active mode allows for immediate procurement and design integration
Designed for easy PCB layout with minimal external components required
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