a8530 Allegro MicroSystems, Inc., a8530 Datasheet - Page 6

• Manufacturer Part Number: a8530
• Description: Ultracompact 6-channel Backlight And Flash/torch White Led Driver
• Manufacturer: Allegro MicroSystems, Inc.

A8530
V
V
V
IN
IN
IN
= 3.2 V, I
= 2.7 V, I
Symbol
Symbol
Symbol
= 3.6 V, I
C3
C4
C3
C4
C3
C4
LED5-6 ON, 1.5× mode
LED1-4 ON, 1.5× mode
t
t
t
LED5-6 ON, 2× mode
OUT
V
OUT
V
V
Parameter Units/Division
Parameter Units/Division
Parameter Units/Division
OUT
OUT
I
OUT
I
OUT
I
IN
IN
IN
time
time
time
Ripple
Ripple
Ripple
= 200 mA, V
= 200 mA, V
Ripple
Ripple
Ripple
= 80 mA, V
Tests performed using application circuit shown in figure 1
500 ns
500 ns
500 ns
20 mV
50 mA
20 mV
50 mA
20 mV
50 mA
T
Performance Characteristics
A
F
F
F
= 25°C, V
= 3.4 V
= 3.1 V
= 3.1 V
IN
= 3.6 V (unless otherwise noted)
C4
C4
C4
C3
C3
C3
and Flash/Torch White LED Driver
Ultracompact 6-Channel Backlight
t
t
t
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
V
OUT
V
I
V
V
IN
OUT
OUT
OUT
I
I
IN
IN
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