SP6683 Datasheet, PDF (5/14 Pages) Sipex Corporation – High Power LED Driver for Parallel Configuration

TYPICAL PERFORMANCE CHARACTERISTICS (25ºC)
Efficiency vs Vin (Iout = 60mA)
100
Efficiency vs Vin (Iout = 100mA)
100
90
90
80
80
70
70
60
60
50
40
Vf = 3.0V
Vf = 3.3V
30
Vf = 3.6V
20
Vf = 3.9V
10
Vf = 4.2V
50
Vf = 3.0V
40
Vf = 3.3V
30
Vf = 3.6V
20
Vf = 3.9V
10
Vf = 4.2V
0
0
3.0
3.5
4.0
4.5
5.0
3.0
3.5
4.0
4.5
5.0
Vin (V)
Vin (V)
Efficiency vs Vin (Iout = 200mA)
100
Efficiency vs Vin (Iout = 300mA)
100
90
90
80
80
70
70
60
60
50
50
40
Vf = 3.0V
30
Vf = 3.3V
Vf = 3.6V
20
Vf = 3.9V
10
40
30
Vf = 3.0V
20
Vf = 3.3V
10
Vf = 3.6V
0
0
3.0
3.5
4.0
4.5
5.0
3.0
3.5
4.0
4.5
5.0
Vin (V)
Vin (V)
Date: 3/31/06 RevG
SP6683 1X/1.5X Charge Pump LED Driver for Flash or Backlight
5
© Copyright 2006 Sipex Corporation