LM20133MHXSLASHNOPB datasheet(5/29 Pages) TI

Part #	LM20133MHX/NOPB

Description	3A, PowerWise Synchronous Buck Regulator with Input Synchronization

PDF	29 Pages

Scroll/Zoom	100%

Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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5 / 29 page

LM20133, LM20133Q

www.ti.com

SNVS526F – OCTOBER 2007 – REVISED MARCH 2013

TYPICAL PERFORMANCE CHARACTERISTICS

Unless otherwise specified: CIN = COUT = 100 µF, L = 1.0 µH (Coilcraft MSS1038), VIN = 5V, VOUT = 1.2V, RLOAD = 1.2Ω, fSW =

1 MHz, TA = 25°C for efficiency curves, loop gain plots and waveforms, and TJ = 25°C for all others.

Efficiency vs.

Load Current (VIN = 5V, fSW = 1.5 MHz)

Load Current (VIN = 3.3V, fSW = 1.5 MHz)

Figure 1.

Figure 2.

Efficiency vs.

Load Current (VIN = 5V, fSW = 1 MHz)

Load Current (VIN = 3.3V, fSW = 1 MHz)

Figure 3.

Figure 4.

Efficiency vs.

Load Current (VIN = 5V, fSW = 500 kHz)

Load Current (VIN = 3.3V, fSW = 500 kHz)

Figure 5.

Figure 6.

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LM20133MHX/NOPB Datasheet(PDF) 5 Page - Texas Instruments