LM20136MHSLASHNOPB datasheet(8/32 Pages) TI

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VOUT (500 mV/Div)

RLOAD = 1.2Ö

RFB1 = 0Ö

VSS/TRK (500 mV/Div)

TIME (4 ms/DIV)

VEN (1V/Div)

VOUT (500 mV/Div)

RLOAD = 1.2Ö

TIME (200 és/DIV)

VOUT (50 mV/Div)

VIN (1V/Div)

TIME (100 és/DIV)

VIN (3V to 5V)

VOUT (500 mV/Div)

RLOAD = 1.2Ö

VEN (5V/Div)

CSS/TRK = None

CSS/TRK = 33 nF

CSS/TRK = 68 nF

TIME (2 ms/DIV)

VOUT (100 mV/Div)

IOUT (2A/Div)

TIME (100 és/DIV)

IOUT (600 mA to 6A)

LM20136

SNVS564B – JANUARY 2009 – REVISED APRIL 2013

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Typical Performance Characteristics (continued)

Unless otherwise specified: CIN = COUT = 100µF, L = 1.0µH (TDK SPM6530T-1R0M120), VIN = 5V, VOUT = 1.2V, RLOAD =

1.2

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

Peak Current Limit

vs.

VIN

Load Transient Response

Figure 20.

Figure 21.

Line Transient Response

Start-Up (Soft-Start)

Figure 22.

Figure 23.

Start-Up (Tracking)

Power Down

Figure 24.

Figure 25.

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