AS3630 datasheet(51/72 Pages) AMSCO

51 / 72 page

8A Supercap Flash Driver

AS3630 – 51

07h

Control

ind_on

mode_after_flash

keep_sc_ch

arged

ntc_on

mode_setting

Access

Reset Value

11b

001b

Iindicator

current source

on IND_OUT

0 … off

1… on, (current

set by

ind_current)

Set the operating mode after

flash (see Figure 23 on page 27):

00... shutdown (leave Supercap

charged)

01... shutdown and discharge

Supercap

10... pre charge Supercap (to VIN)

11... charge Supercap

If set during

PWM,Torch

or Charge

operation

keep

Supercap

charged

with 10mA

current

Hardware

NTC

protection

of LED_OUT

0…off

1…on

000 ... shutdown or external torch mode (leave

Supercap charged)

001 ... shutdown or external torch mode and

discharge Supercap with RDIS_CHARGE - default

010 ... pre charge Supercap (to VIN)

011 ... charge Supercap

100 ... torch operation (wo/ Supercap) - max.

led_current

≤ 460mA

101 ... PWM Operation (main LED); max.

led_current

≤ 303.9mA; led_current_range is

set to 00b

110 ... torch operation sync to STROBE

(STROBE=1: LED on; STROBE=0: LED off ) max.

led_current

≤ 931mA

111 ... Flash Operation

Addr

Name

<D7>

<D6>

<D5>

<D4>

<D3>

<D2>

<D1>

<D0>

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