Rainbow-electronics MAX1587A Manual do Utilizador descarregar pdf (Página 12)

MAX1586A/MAX1586B/MAX1587A

High-Efficiency, Low-I

PMICs with

Dynamic Core for PDAs and Smart Phones

12 ______________________________________________________________________________________

Typical Operating Characteristics (continued)

(Circuit of Figure 5, V

= 3.6V, T

= +25°C, unless otherwise noted.)

PWR_EN STARTUP WAVEFORMS

MAX1586A/86B/87A toc19

1ms/div

2V/div

EN3

AND

EN45

POK

REG1 LOAD-TRANSIENT RESPONSE

MAX1586A/86B/87A toc20

200µs/div

100mV/div

AC-COUPLED

LOAD1

200mA/div

REG2 LOAD-TRANSIENT RESPONSE

MAX1586A/86B/87A toc21

200µs/div

100mV/div

AC-COUPLED

LOAD2

200mA/div

REG3 FORCED-PWM SWITCHING

WAVEFORMS WITH 10mA LOAD

MAX1586A/86B/87A toc16

400ns/div

0mA

500mA/div

10mv/div

AC-COUPLED

2V/div

LX3

V7 AND RSO

STARTUP WAVEFORMS

MAX1586A/86B/87A toc17

10ms/div

2V/div

RSO

SYS_EN STARTUP WAVEFORMS

MAX1586A/86B/87A toc18

2ms/div

2V/div

EN1

AND

EN2

POK

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 31 32

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