KB3408 Datasheet 350ma Synchronous Step-down Regulator

Manufacturer: Kingbor Technology

Overview: Kingbor Technology Co.,Ltd TEL:(86)0755-26508846 FAX:(86)0755-26509052 KB3408 1.

Datasheet Details

Part number	KB3408
Manufacturer	Kingbor Technology
File Size	143.10 KB
Description	350mA Synchronous Step-Down Regulator
Datasheet	KB3408_KingborTechnology.pdf

The KB3408 is a high efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture.

The device is available in an adjustable version and fixed output voltages of 1.8V and 3.3V.

Supply current during operation is only 20µA and drops to ) 1µA in shutdown.

High Efficiency: Up to 96% Very Low Quiescent Current: Only 20µA www. DataSheet4U. com During Operation.
350mA Output Current.
2.5V to 7.4V Input Voltage Range.
1.5MHz Constant Frequency Operation.
No Schottky Diode Required.
Low Dropout Operation: 100% Duty Cycle.
0.6V Reference Allows Low Output Voltages.
Shutdown Mode Draws ) 1µA Supply Current.
Current Mode Operation for Excellent Line and Load Transient Response.
Overtemperature Protected.
Low.

Part Number	Description
KB3417	Constant Current 2 Watt Boost White-LED Driver
KB3426	800mA Synchronous Step-Down Regulator
KB3429	Synchronous Boost DC//DC Regullator
KB3436	Micropower Synchronous Boost Converter
KB3440	Micropower Synchronous Buck-Boost DC/DC Converter
KB3302	2MHz Step-up Switching regulator
KB3310	Preliminary Product Information MicroPower Charge Pump Converter
KB3361	1.4MHz 800mA High Efficiency Synchronous Step-Down Regulator
KB3386	400mA Buck/Boost Charge Pump LED Driver
KB3511	Step-Down DC/DC Converter