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BD81A04AEFV-M Datasheet(PDF) 7 Page - Rohm

Part # BD81A04AEFV-M
Description  4ch White LED Driver with Buck-Boost and Built-in FET (32 LED Maximum)
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BD81A04AEFV-M Datasheet(HTML) 7 Page - Rohm

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Datasheet
Datasheet
BD81A04AMUV-M
BD81A04AEFV-M
TSZ02201-0G3G0C600010-1-2
© 2013 ROHM Co., Ltd. All rights reserved.
4.Dec.2013 Rev.003
www.rohm.com
TSZ22111
・15・001
Typical Performance Curves - continued
48
49
50
51
52
-60
-20
20
60
100
140
Temperature
: Ta[℃]
60
65
70
75
80
85
90
95
100
80
130
180
230
Output current : ILED[mA]
48
49
50
51
52
0
1234
5
Supply Voltage : VLED[V]
Figure 8. Output Current vs Supply Voltage
Figure 9. Output Current vs Temperature
Figure 10. Efficiency vs Output Current
(Buck-Boost Application)
VCC=12V
EN=4V
VLED
=2V
PWM
=VREG
VCC=12V,EN=4V
VLED=SWEEP
Ta=25
60
65
70
75
80
85
90
95
100
80
130
180
230
Output current : ILED[mA]
Figure 11. Efficiency vs Output Current
(Boost Application)
VCC=12V
EN=4V
PWM=VREG
Ta=25
7-LED Series, 4ch Mode
VCC=12V
EN=4V
PWM=VREG
Ta=25
4-LED Series, 4ch Mode
Supply Voltage : VLED[V]
Output Current : ILED[mA]
Output Current : ILED[mA]


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