TPS65251RHAR datasheet(11/31 Pages) TI1

Part #	TPS65251RHAR

Description	4.5-V TO 18-V INPUT, HIGH CURRENT, SYNCHRONOUS STEP DOWN THREE BUCK SWITCHER WITH INTEGRATED FET

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TPS65251

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SLVSAA4B – JUNE 2010 – REVISED JANUARY 2011

TYPICAL CHARACTERISTICS (continued)

Buck 2

TA = 25°C, VIN = 12 V, fSW = 1.14 MHz (unless otherwise noted)

Figure 14. Efficiency Low Power Enabled

VOUT = 2.5 V, L = 4.7 µF

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