XC9116B02ADL TOREX [Torex Semiconductor], XC9116B02ADL Datasheet - Page 18

• Manufacturer Part Number: XC9116B02ADL
• Description: Step-Up DC/DC Converter-Backlight LED Driver
• Manufacturer: TOREX [Torex Semiconductor]

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■ TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
Note : Average LED Current denotes the average current which flows into LED when a PWM signal is input to the CE pin.
(15) Average LED Current vs. Input Voltage
XC9116
25
20
15
10
25
20
15
10
25
20
15
10
CE CLK=100Hz,4 LEDs in series
CE CLK=10kHz,4 LEDs in series
5
0
5
0
5
0
CE CLK=1kHz,3 LEDs in series
2.5
2.5
2.5
Series
3.0
3.0
3.0
Dimming PWM Duty=50%
Dimming PWM Duty=50%
Dimming PWM Duty=50%
Input Voltage VIN (V)
L=22uH(VLF3010),CL=0.22uF(Ceramic)
Input Voltage VIN (V)
L=22uH(VLF3010),CL=0.22uF(Ceramic)
Input Voltage VIN (V)
L=22uH(VLF3010),CL=0.22uF(Ceramic)
3.5
3.5
3.5
R1=10ohm,SBD:XB0ASB03A1B
R1=10ohm,SBD:XB0ASB03A1B
R1=10ohm,SBD:XB0ASB03A1B
4.0
4.0
4.0
100%
100%
100%
Ta= 85
Ta= 85
Ta= 85
-40
-40
4.5
4.5
4.5
25
25
-40
25
o
o
o
o
o
o
C
C
C
C
C
C
o
o
o
C
C
C
5.0
5.0
5.0
25
20
15
10
25
20
15
10
25
20
15
10
CE CLK=100Hz,3 LEDs in series
CE CLK=10kHz,3 LEDs in series
5
0
5
0
5
0
CE CLK=1kHz,4 LEDs in series
2.5
2.5
2.5
3.0
3.0
3.0
Dimming PWM Duty=50%
Dimming PWM Duty=50%
Dimming PWM Duty=50%
Input Voltage VIN (V)
L=22uH(VLF3010),CL=0.22uF(Ceramic)
Input Voltage VIN (V)
Input Voltage VIN (V)
L=22uH(VLF3010),CL=0.22uF(Ceramic)
L=22uH(VLF3010),CL=0.22uF(Ceramic)
3.5
3.5
3.5
R1=10ohm,SBD:XB0ASB03A1B
R1=10ohm,SBD:XB0ASB03A1B
R1=10ohm,SBD:XB0ASB03A1B
4.0
4.0
4.0
100%
100%
100%
Ta= 85
Ta= 85
Ta= 85
-40
-40
-40
25
25
25
4.5
4.5
4.5
o
o
o
o
o
o
o
o
o
C
C
C
C
C
C
C
C
C
5.0
5.0
5.0