SP6656 datasheet(7/17 Pages) SIPEX

Part #	SP6656

Description	High Efficiency 400mA Synchronous Buck Regulator with Bit Programmable Output

PDF	17 Pages

Scroll/Zoom	100%

Manufacturer	SIPEX [Sipex Corporation]

Direct Link	http://www.sipex.com

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7 / 17 page

Date: 7/9/04

SP6656 High Efficiency 400mA Synchronous Buck Regulator with Bit Programmable Output

Load Step, V

IN=4.2V, IOUT=0.1A to 0.4A, VOUT=3.3V

Load Step, V

IN=4.2V, IOUT=0.1A to 0.4A, VOUT=1.5V

Start up from SHDN, V

IN=5V ,IOUT=0.4A, VOUT=3.3V

Start up from SHDN, V

IN=5V, IOUT=0.4A, VOUT=1.5V

TYPICAL PERFORMANCE CHARACTERISTICS

Refer to the typical application schematic, TAMB= +27°C

IN Start up, VIN=4.2V, IOUT=0.4A, VOUT=3.3V

IN Start up,VIN=4.2V, IOUT=0.4A, VOUT=1.5V

CH.1=VIN

5.0V/DIV.

CH.4=IIN

0.5A/DIV.

CH.2=VOUT

0.5V/DIV.

CH.4=ILX

0.5A/DIV.

CH.2=VOUT

2.0V/DIV.

CH.1=VSHDN

5.0V/DIV.

CH.1=VSHDN

5.0V/DIV.

CH.4=ILX

0.5A/DIV.

CH.2=VOUT

0.5V/DIV.

CH.4=ILX

0.5A/DIV.

CH.2=VOUT

2.0V/DIV.

CH.1=VSHDN

5.0V/DIV.

SP6656 Datasheet(PDF) 7 Page - Sipex Corporation