EL7534IY(2005) Ver la hoja de datos (PDF) - Intersil

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EL7534IY
(Rev.:2005)

Monolithic 600mA Step-Down Regulator

Intersil 

EL7534

Performance Curves and Waveforms (Continued)

All waveforms are taken at VIN=3.3V, VO=1.8V, IO=600mA with component values shown on page 1 at room ambient temperature, unless

otherwise noted.

VIN

(1V/DIV)

VIN

(2V/DIV)

IIN

(0.5A/DIV)

VO

(1V/DIV)

VO

(2V/DIV)

POR

(2V/DIV)

0.5ms/DIV

FIGURE 7. START-UP 1

50ms/DIV

FIGURE 8. START-UP 2

VIN

(2V/DIV)

VO

(2V/DIV)

50ms/DIV

FIGURE 9. POR FUNCTION

RSI

(2V/DIV)

POR

(2V/DIV)

IO

(200mA/DIV)

∆VO

(50mV/DIV)

50µs/DIV

FIGURE 10. TRANSIENT RESPONSE (100mA to 500mA)

1µs/DIV

FIGURE 11. STEADY-STATE

∆VIN

(100mV/DIV)

iL

(0.5A/DIV)

VLX

(2V/DIV)

∆VO

(10mV/DIV)

5

FN7431.5

August 16, 2005

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