Product Summary

The TPS61097-33DBVR is a low input voltage synchronous boost converter with low quiescent current. It is based on a current-mode controller using synchronous rectification to obtain maximum efficiency. The device provides a power supply solution for products powered by either a single-cell, two-cell, or three-cell alkaline, NiCd, or NiMH, or one-cell Li-Ion or Li-polymer battery. The applications of the TPS61097-33DBVR include: (1)All Single-Cell, Two-Cell, and Three-Cell Alkaline, NiCd, NiMH, or Single-Cell Li-Battery Powered Products; (2)Personal Medical Products; (3)Fuel Cell and Solar Cell Powered Products; (4)PDAs; (5)Mobile Applications.

Parametrics

TPS61097-33DBVR absolute maximum ratings: (1)VI Input voltage range: –0.3 V to 7 V; (2)Isc Short-circuit current: 400 mA; (3)TJ Junction temperature range: –40℃ to 150℃; (4)Tstg Storage temperature range: –65℃ to 150℃; (5)ESD Electrostatic discharge rating: 2000 V.

Features

TPS61097-33DBVR features: (1)Up to 95% Efficiency at Typical Operating Conditions; (2)Overtemperature Protection; (3)Connection from Battery to Load via Bypass Switch in Shutdown Mode; (4)Small 2.8-mm x 2.9-mm 5-Pin SOT-23 Package; (5)Typical Shutdown Current Less Than 5 nA; (6)Typical Quiescent Current Less Than 5 μA; (7)Operating Input Voltage Range From 0.9 V to 5.5 V; (8)Fixed Output Voltage Options From 1.8 V to 5.0 V; (9)Power-Save Mode for Improved Efficiency at Low Output Power.

Diagrams

TPS61097-33DBVR diagram

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