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SP6682 Datasheet(PDF) 4 Page - Sipex Corporation

Part No. SP6682
Description  High Efficiency Charge Pump Regulator for White LEDs
Download  12 Pages
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Manufacturer  SIPEX [Sipex Corporation]
Direct Link  http://www.sipex.com
Logo SIPEX - Sipex Corporation

SP6682 Datasheet(HTML) 4 Page - Sipex Corporation

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Date: 5/5/04
SP6682 High Efficiency Charge Pump Regulator for White LEDs
© Copyright 2004 Sipex Corporation
PERFORMANCE CHARACTERISTICS
Refer to the typical application circuit, TAMB = 25°C, IO = 60mA unless otherwise specified.
EN/PWM
V
OUT
5V/DIV
1V/DIV
V
IN
V
OUT
50mV/DIV
50mV/DIV
0
10
20
30
40
50
60
70
80
90
2.7
3
3.3
3.6
3.9
4.2
Input Voltage(V)
0.26
0.27
0.28
0.29
0.3
0.31
0.32
0.33
0.34
2.7
3
3.3
3.6
3.9
4.2
V
IN (V)
V
OUT
50mV/DIV
50mV/DIV
V
IN
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
2.7
3
3.3
3.6
3.9
4.2
V
IN (V)
Figure 1. Output voltage turn-on time
Figure 2. Power efficiency vs. input voltage
Figure 3. X2 mode voltage ripple when V
IN = 2.7V
Figure 4. Feedback pin voltage vs. input voltage
Figure 5. X1.5 mode voltage ripple when V
IN = 3.3V
Figure 6. Quiescent current vs. input voltage


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