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BL9582 датащи(PDF) 6 Page - SHANGHAI BELLING CO., LTD.

номер детали BL9582
подробное описание детали  High Brightness LED Driver with Internal Switch
PDF  16 Pages
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производитель  BELLING [SHANGHAI BELLING CO., LTD.]
домашняя страница  http://www.belling.com.cn
Logo BELLING - SHANGHAI BELLING CO., LTD.

BL9582 датащи(HTML) 6 Page - SHANGHAI BELLING CO., LTD.

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PPMIC BU
www.belling.com.cn
BL9582 Rev 1.2
Belling Proprietary Information. Unauthorized Photocopy and Duplication Prohibited
2/2010
©2010 Belling All Rights Reserved
6
BL9582
32V, 1.4A Step-down
High Brightness LED Driver with Internal Switch
Typical Performance Characteristics
(Test conditions: VIN =12V, RS=0.1Ω, TA = 25°C, unless otherwise noted.)
5
1015
2025
30
80
85
90
95
100
Supply Voltage VIN(V)
1LED
2LED
3LED
4LED
5LED
Efficiency Vs. Supply Voltage
L=33uH
5
1015
2025
30
-5
-4
-3
-2
-1
0
1
2
3
4
5
Supply Voltage VIN(V)
1LED
2LED
3LED
4LED
5LED
6LED
Output Current variation Vs. Supply Voltage
L=33uH
5
1015
2025
30
0
50
100
150
200
250
300
350
400
450
500
550
600
Supply Voltage VIN(V)
1LED
2LED
3LED
4LED
5LED
6LED
Operating Frequency Vs. Input Voltage
L=33uH
5
1015
2025
30
0
10
20
30
40
50
60
70
80
90
100
Supply Voltage VIN(V)
1LED
2LED
3LED
4LED
5LED
6LED
Duty Cycle Vs. Input Voltage
L=33uH
5
1015
2025
30
0.95
0.96
0.97
0.98
0.99
1.00
1.01
1.02
1.03
1.04
1.05
Supply Voltage VIN(V)
1LED
2LED
3LED
4LED
5LED
6LED
Output Current Vs.Supply Voltage
L=33uH
5
1015
2025
30
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
Supply Voltage VIN(V)
1LED
2LED
3LED
4LED
5LED
6LED
Output current variation Vs. Supply Voltage
L=47uH



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