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參數(shù)資料
| 型號(hào)： | YB1519 |
| 廠商： | YOBON TECHNOLOGIES, INC. |
| 英文描述： | High-Power White LED Driver |
| 中文描述： | 大功率白光LED驅(qū)動(dòng)器 |
| 文件頁(yè)數(shù)： | 4/7頁(yè) |
| 文件大小： | 280K |
| 代理商： | YB1519 |
YB1519
High-Power White LED Driver
YB1519 MRev.1.2
www.yobon.com.tw
4
Typical Characteristics
.
YB1519
VIN=3to6V
VIN
EN
Bypass
LX
FB
ISET
PGND
16V
4.7F
35V
RFB
SL12
10nF
9.1K
60OHM
LX
AGND
33H
2K
36V
10F
Figure 3. 8 LEDs in a Series
YB1519
VIN=8 to14V
VIN
EN
Bypass
LX
FB
ISET
PGND
10F
16V
4.7F
35V
RFB1
SL12
1K
60OHM
RFB2
60OHM
LX
AGND
10H
2K
36V
Figure 5. 2 Legs of 6 LEDs in a Series
CH1: LX CH2: Inductor Current CH3: VOUT (18 LEDs)
Figure 7. Typical Switching Waveform
YB1519
VIN=5 to8V
VIN
EN
Bypass
LX
FB
ISET
PGND
16V
22H
4.7F
35V
RFB
SL12
10nF
1K
60OHM
LX
AGND
10F
2K
36V
Figure 4. 10 LEDs in a Series
YB1519
VIN=8 to14V
VIN
EN
Bypass
LX
FB
ISET
PGND
10F
16V
33H
4.7F
35V
RFB1
SL12
10nF
1K
60OHM
RFB2
AGND
60OHM
2K
36V
Figure 6. 2 Legs of 9 LEDs in a Series
CH1: EN CH2: LX CH3: VOUT (18 LEDs)
Figure 8. PWM Brightness Control by EN
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