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SP6685 Datasheet(PDF) 4 Page - Sipex Corporation

Part # SP6685
Description  700mA Buck/Boost Charge Pump LED Driver
PDF  16 Pages
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Manufacturer  SIPEX [Sipex Corporation]
Direct Link  http://www.sipex.com
Logo SIPEX - Sipex Corporation

SP6685 Datasheet(HTML) 4 Page - Sipex Corporation

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Date: 7/6/06 Rev B
SP6685, 700mA Buck/BoostCharge Pump LED Driver
© 2006 Sipex Corporation
Figure 1. Torch Mode Output Current
Figure 2. Flash Mode Output Current
Figure 3. Torch Mode Efficiency
Figure 4. Flash Mode Efficiency
TYPICAL PERFORMANCE CHARACTERISTICS
Torch Mode 200mA Iou
0
100
200
300
3.0
3.2
3.4
3.6
3.8
4.0
4.2
Vin (V
Vf = 3.0V
Vf = 3.3V
Vf = 3.6V
Vf = 3.9V
Torch Mode 200mA Efficie
40
50
60
70
80
90
100
3.0
3.2
3.4
3.6
3.8
4.0
4.2
Vin (V
Vf = 3.0
Vf = 3.3
Vf = 3.6
Vf = 3.9
Flash Mode 700mA Efficie
40
50
60
70
80
90
100
3.0
3.2
3.4
3.6
3.8
4.0
4.2
Vin (V
Vf = 3.3V
Vf = 3.6V
Vf = 3.9V
Vf = 4.2V
Flash Mode 700mA Io
0
100
200
300
400
500
600
700
800
900
3.0
3.2
3.4
3.6
3.8
4.0
4.2
Vin (V
Vf = 3.3V
Vf = 3.6V
Vf = 3.9V
Vf = 4.2V
VIN = 3.6V, Typical Application Circuit, D1 = Luxeon LXCL-PWF1, TA = 25°C unless otherwise noted.



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