TYPICAL PERFORMANCE CURVES (TA=25°C)
LOGIC COMMANDS AND REGISTERS
TYPICAL PERFORMANCE CURVES (T =25°C)
A
95%
94%
93%
92%
91%
90%
89%
88%
87%
86%
85%
Fs = 600KHz
L=22uH, DCR=52mO
Schottky V12P10-E3/86A
COUT = 2x4.7µF, 2x2.2µF/100V
FPWM=600Hz, 100% duty
Load = 16 LEDs, 50mA/channel
VLED = 48V, ±1V /channel
10
12
14
16
18
20
22
24
26
28
30
Vin, volts
Figure 8. Boost efficiency vs Input Voltage
50.50
50.45
50.40
50.35
50.30
50.25
50.20
50.15
50.10
50.05
50.00
Fs = 600KHz
L=22uH, DCR=52mO
Schottky V12P10-E3/86A
OUT = 2x4.7µF, 2x2.2µF/100V
FPWM=600Hz, 100% duty
C
Load = 16 LEDs, 50mA/channel
VLED = 48V, ±1V /channel
15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Vin, volts
Figure 9. Line Regulation, VIN Changing
34844
Analog Integrated Circuit Device Data
Freescale Semiconductor
23
FREESCALE [ Freescale ]
