TPS62732DRYR Description

The TPS62732DRYR  is a high-frequency synchronous step-down DC-DC converter optimized for ultra-low-power wireless applications.  The TPS62732DRYR is optimized to supply TI's Low-Power Wireless sub-1-GHz and 2.4- GHz RF transceivers and System-On-Chip (SoC) solutions.

TPS62732DRYR Features

• Input Voltage Range V_IN From 1.9V to 3.9 V

• Typ.30-nA Ultra Low-Power Bypass Mode

• Typ.25-μA DC-DC Quiescent Current

• Internal Feedback Divider Disconnect

• Typical 2.1-0 Bypass Switch Between V_IN and V_out

• Automatic Transition from DC-DC to Bypass Mode

• Up to 3-MHz Switch Frequency

• Up to 95% DC-DC Efficiency

• Open-Drain Status Output STAT

• Output Peak Current up to 100 mA

• Fixed Output Voltages 1.9 V, 2.05V, 2.1 V, 2.3 V

• Small External Output Filter Components 2.2 μH and 2.2 μF

• Optimized For Low Output Ripple Voltage

• Small 1x 1.5 x 0.6-mm3 USON Package

• 12-mm2 Minimum Solution Size

TPS62732DRYR Applications

• CC2540 BluetoothTM Low-Energy System-On-Chip Solution

• Low-Power Wireless Applications

• RF4CE, Metering