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System LED Drivers for Mobile phones
Chopper type
for Flash
BD6062GU
No.11041EBT13
● Description
The BD6062GU is 1A Flash LED Driver ICs that can drive 1LED. It is possible to select how to control, 2wired control mode
(Direct Control Mode) or 3wired mode (Register Control Mode). The BD6062GU has original Timer function in 3wired mode
and easily set pre-flash timer and flash timer.
● Features
1) 400mA ~ 800mA selectable in Flash mode (Register Control Mode)
2) 50 ~ 200mA Torch mode (Register Control Mode)
3) 800mA in Flash mode (Direct control Mode)
4) 200mA in Torch mode (Direct control Mode)
5) Maximum current of LED is 1A in both Flash and Torch mode
6) 3Wired Mode and Direct control Mode selectable
7) In 3Wired Mode, Pre-Flash Timer and Flash Timer controllable
8) In 3Wired Mode, Flash current and Torch current is controllable
9) Over voltage protection
10) CSP 23pin Small and Thin package
● Applications
Flash and torch of camera for mobile phone
● Line up matrix
Parameter
Input voltage
Switching Frequency
Maximum LED Current
Package
● Absolute maximum ratings (Ta=25 ℃ )
BD6062GU
2.7 ~ 5.5V
480 ~ 720kHz
1A
VCSP85H2
Parameter
Maximum applied voltage
Power dissipation
Operating temperature range
Storage temperature range
Symbol
VMAX
Pd
Topr
Tstg
Ratings
7
1100 * 1
-30~+85
-55~+150
Unit
V
mW
℃
℃
Condition
VBAT, VIO
*1 50mm × 58mm × 1.75mm At glass epoxy board mounting. When it’s used by more than Ta=25 ℃ , it’s reduced by 11mW/ ℃
● Recommended operating range (Ta= -30 ℃ ~ +85 ℃ )
Parameter
Power Supply Voltage
IO Supply Voltage
Symbol
VDD
VIO
Min.
2.7
1.62
Ratings
Typ.
3.6
1.8
Max.
5.5
3.3
Unit
V
V
* 2
* 2
Condition
*2
VBAT ≥ VIO
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? 2011 ROHM Co., Ltd. All rights reserved.
1/15
2011.05 - Rev.B
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