EL7520 Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

Fabricante

EL7520

4-Channel DC/DC Controller

Intersil 

EL7520, EL7520A

Typical Performance Curves (Continued)

0.5µs/DIV

FIGURE 18. LX WAVEFORM-CONTINUOUS MODE

CH1=VBOOST, 100mV/DIV

CH4=LOAD CURRENT, 200mA/DIV

20mV/DIV

FIGURE 19. VBOOST OUTPUT VOLTAGE RIPPLE

CH1=VLOGIC, 20mV/DIV

CH4=LOAD CURRENT, 100mA/DIV

0.2ms/DIV

FIGURE 20. VBOOST TRANSIENT RESPONSE

CH1=VON, 100mV/DIV

CH4=LOAD CURRENT, 50mA/DIV

50µs/DIV

FIGURE 21. VLOGIC TRANSIENT RESPONSE

CH1=VOFF, 50mV/DIV

CH4=LOAD CURRENT, 50mA/DIV

50µs/DIV

FIGURE 22. VON TRANSIENT RESPONSE

7

50µs/DIV

FIGURE 23. VOFF TRANSIENT RESPONSE

FN7318.0

July 12, 2005

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