Benefits and Features

• Extends Battery Life

• 440nA Ultra-Low Quiescent Supply Current

• 5nA Shutdown Current

• 94 Peak Efficiency and Over 90 at 10μA

• Easy to Use–Addresses Popular Operation

• 1.8V to 5.5V Input Voltage Range

• 0.5V to 1.8V Output Voltage Range

• Up to 175mA Output Current

• Protects System in Multiple Use Cases

• Short-Circuit Protection

• Internal Active Discharge

• Programmable Single Resistor (32 Settings)

• Four Output Voltage Levels for Each RSEL

Setting Through Digitally Controlled VSEL1 and

VSEL2 Pins

• EN Pin for Converter On/Off Control

• 100 Duty-Cycle Mode for Low Dropout Operation

• Reduces Size and Increases Reliability

• -40°C to +125°C Operating Temperature Range

• 8-Bump WLP (1.82mm x 0.89mm, 0.4mm Pitch)

• 10-Pin TDFN (3mm x 3mm, 0.5mm Pitch)

Key Applications

• Portable Space-Constrained Consumer Products

• Wearable Devices Ultra-Low-Power IoT, NB IoT,

and Bluetooth® LE

• Single Li-ion and Coin-Cell Battery Products

• Wired, Wireless Industrial Products