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PAM2701 데이터시트(PDF) 2 Page - Power Analog Micoelectronics

부품명 PAM2701
상세설명  4-Channel Regulated Charge Pump White LED Driver
PDF  14 Pages
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제조업체  PAM [Power Analog Micoelectronics]
홈페이지  http://www.poweranalog.com
Logo PAM - Power Analog Micoelectronics

PAM2701 데이터시트(HTML) 2 Page - Power Analog Micoelectronics

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Block Diagram
2
1x Mode LDO
1 5x Charge Pump
()
.
Mode
Control
VOUT
C
O
1μF
20mA
LED1
LED2
LED3
LED4
4 Current
Sink Regulators
R
24KΩ
SET
CTR0
CTR1
CTR2
LED
Output
Select
1 2V Ref
.
VIN
C
1μF
IN
C1
C1
C2
C2
-+
-
+
1μF
1μF
RSET
EN
Current
Setting
1MHz
Oscillator
Table 1:LED Enable Logic
Control Lines
LED Outputs
CTR2
CTR1
CTR0
LED4
LED3
LED2
LED1
000
-
-
-
ON
001
-
-
ON
-
010
-
ON
-
-
011
ON
-
-
-
1
0
0
-
-
ON
ON
101
-
ON
ON
ON
1
1
0
ON
ON
ON
ON
111
-
-
-
-
Note:1=logic high(or V )
0=logic low(or GND)
- =LED output off
IN
,
Power Analog Microelectronics Inc
www.poweranalog.com
09/2008 Rev 1.3
PAM2701
4-Channel Regulated Charge Pump White LED Driver



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