SP6650 datasheet(10/17 Pages) SIPEX

Part #	SP6650

Description	High Efficiency 600mA Synchronous Buck Regulator Ideal for portable designs powered with Li Ion battery

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Manufacturer	SIPEX [Sipex Corporation]

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10

Date: 5/25/04

SP6650 High Efficiency 600mA Synchronous Buck Regulator

Figure 13. Load Step Transient Response, V

OUT = 2.5V,

500mA to 10mA. L1 = 22

µH (Sumida CDRH6D28),

I

LIM = VIN

Figure 14. Low I

LIM Startup, VIN = 4.2V, VOUT = 3.3V. ILIM

tied to GND, Internal Feedback R

LOAD = 33Ω.

Figure 15. Dead Short. V

IN = 5.0V, ILIM tied to GND.

Start I

OUT = 37mA, VOUT = 3.3V. Finish IOUT = 500mA,

V

OUT = 20mV.

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