Manufacturer Part Number
TPS70151PWPR
Manufacturer
Texas Instruments
Introduction
Low Drop Out Dual Voltage Regulator for Power Management Applications
Product Features and Performance
Dual Independent Regulators
Fixed Output Voltages of 3.3V and 1.8V
Maximum Input Voltage of 6V
High Power Supply Rejection Ratio of 60dB at 1kHz
Enable, Power Good, Reset, Sequencing Control Features
Surface Mount 20-PowerTSSOP Package
Operational over Wide Temperature Range from -40°C to 125°C
Product Advantages
Low Dropout Voltage of 0.28V at 500mA for Efficient Operation
Quiescent Current of 190 µA for Power Saving
Multiple Built-in Protection Features including Over Current, Over Temperature and Reverse Polarity
Ideal for Space-Constrained Applications due to Small Form Factor
Key Technical Parameters
Output Configuration: Positive Fixed
Number of Regulators: 2
Current - Output: 500mA for 3.3V output, 250mA for 1.8V output
Voltage Dropout (Max): 0.28V at 500mA
Quiescent Current (Iq): 190 µA
Supply Current (Max): 230 µA
Mounting Type: Surface Mount
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Reverse Polarity Protection
Under Voltage Lockout (UVLO)
Compatibility
Compatible with a Wide Range of Microcontrollers and Digital Systems requiring 3.3V and/or 1.8V
Application Areas
Consumer Electronics
Telecommunications
Data Processing Systems
Portable/Battery-Powered Devices
Product Lifecycle
Active Status with Ongoing Manufacturer Support
Does Not Indicate Nearing Discontinuation
Several Key Reasons to Choose This Product
Comprehensive Power Management for Dual Voltage Requirements
High Efficiency and Reliability for Critical Applications
Low Quiescent Current Enhances Battery Life in Portable Devices
Thermal and Current Protection for Improved Device Safety
Wide Operating Temperature Range Suitable for Harsh Environments
Easy to Integrate into Existing Designs due to Industry-Standard Package
Support for Advanced Control Features to Optimize System Performance
TPS70025DCKRTexas Instruments