TPS82740A

Product Folder Order Now Technical Documents Tools & Software Support & Community TPS82740A, TPS82740B SLVSCE3A – JUNE 2014 – REVISED JUNE 2014 TPS82740x 360-nA IQ MicroSIPTM Step Down Converter Module for Low Power Applications 1 Features 1 360-nA Typical Quiescent Current Up to 90% Efficiency at 10-µA Output Current Pin-Selectable Output Voltages in 100-mV Steps Integrated Slew Rate Controlled Load Switch Up to 200-mA Output Current Input Voltage Range VIN from 2.2 V to 5.5 V RF Friendly DCS-Control™ Low Output Voltage Ripple Automatic Transition to No Ripple 100% Mode Discharge Function on VOUT and LOAD Sub 1.1-mm Profile Solution Total Solution Size < 6.7mm2 Small 2.3 mm × 2.9 mm MicroSIP™ Package 2 Applications Bluetooth® Low Energy, RF4CE, Zigbee Wearable Electronics Energy Harvesting 3 Description The TPS82740 is the industry's first step-down converter module featuring typically 360-nA quiescent current consumption. It is a complete MicroSIPTM DC/DC step-down power solution intended for ultra low-power applications. The module includes the switching regulator, inductor and input/output capacitors. The integration of all required passive components enables a tiny solution size of only 6.7 mm2. Figure 1. Typical Application TPS82740 VIN 2.2 V to 5.5 V ENABLE VSEL1 VSEL2 VSEL3 DC/DC Converter L VIN SW CIN VOUT GND EN VSEL1 VSEL2 VSEL3 LOAD CTRL COUT VOUT up to 200mA Switched Supply RON = 0.6Ω Control for Switched Supply...