BD90538EFJ-CE2 datasheet(11/23 Pages) ROHM

Part #	BD90538EFJ-CE2

Description	2.69 to 5.5V, Fixed Output, 2.25MHz Synchronous Step-Down Converter

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Manufacturer	ROHM [Rohm]

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Datasheet

BD9053xEFJ-C Series

TSZ02201-0T1T0AL00010-1-2

20 .SEP.2012 Rev.002

www.rohm.com

TSZ22111・15・001

The characteristics below are reference data which are measured with the typical application circuit as shown in Figure 1

Also, these characteristics are influenced by the external components and board layout.

Figure 23. Loop response

(BD90535EFJ-C, VIN=5V, IOUT=3A)

Figure 24. Start-up waveform

(BD90535EFJ-C, VIN=5V, MODE=3.3V)

Figure 25. Load response

(BD90535EFJ-C, VIN=5V, MODE=0V)

Figure 26. Load response

(BD90535EFJ-C, VIN=5V, MODE=3.3V)

VOUT(50mV/div)

IOUT(2A/div)

VOUT(50mV/div)

IOUT(2A/div)

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