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LM2733
SNVS209G – NOVEMBER 2002 – REVISED MAY 2019
LM2733 0.6- and 1.6-MHz Boost Converters With 40-V Internal FET Switch in SOT-23
1 Features
•1 40-V DMOS FET switch • 1.6-MHz (“X”), 0.6 MHz (“Y”) Switching frequency • Low RDS(ON) DMOS FET • Switch current up to 1 A • Wide input voltage 2.7 V to 14 V • Low shutdown current (< 1 µA) • 5-Pin SOT-23 package • Uses tiny capacitors and inductors • Cycle-by-cycle current limiting • Internally compensated
2 Applications
• White LED current source • PDAs and palm-top computers • Digital cameras • Portable phones and games • Local boost regulator
3 Description
The LM2733 switching regulators are current-mode boost converters operating fixed frequency of 1.