TPS61221DCKT - Texas Instruments

Manufacturer Part Number

TPS61221DCKT

Manufacturer

Texas Instruments

Introduction

TPS61221DCKT is a step-up DC-DC switching regulator for battery-powered and low-power applications.

Product Features and Performance

Efficient conversion with up to 2MHz switching frequency

Step-Up topology to boost input voltage

Fixed 3.3V output voltage from as low as 0.7V input

Stable operation with a 200mA switch current capability

Synchronous rectification for improved efficiency

Thermal overload and short-circuit protection

Product Advantages

High conversion efficiency for extended battery life

Ultra-low quiescent current ideal for portable devices

Compact 6-pin SC-70 (SOT-363) package saves board space

Supports a wide input voltage range suitable for various battery chemistries

Key Technical Parameters

Input Voltage Range: 0.7V to 5.5V

Output Voltage: 3.3V fixed

Max Output Current: 200mA (Switch)

Switching Frequency: Up to 2MHz

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Over-temperature protection

Current overload protection

Industry-standard quality testing

Compatibility

Suitable for low voltage, battery-powered applications

Compatible with various microcontrollers and digital ICs

Application Areas

Battery-powered devices

Portable electronics

Low-power wireless systems

Energy harvesting

Product Lifecycle

Active product status

Not indicated as nearing discontinuation

Replacement and upgrade options available through Texas Instruments

Several Key Reasons to Choose This Product

High-efficiency step-up conversion extends battery life

Low input voltage support caters to a variety of battery technologies

Fast switching allows for smaller external components

Supports continuous operation in extreme temperatures

Reliable performance with built-in protection features

Backed by Texas Instruments' quality and support