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CAT3636 Datasheet, PDF (5/14 Pages) Catalyst Semiconductor – 6-Channel Quad-ModeTM Fractional LED Driver in TQFN3x3 | |||
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CAT3636
TYPICAL PERFORMANCE CHARACTERISTICS
(VIN = 3.6 V, IOUT = 120 mA (6 LEDs at 20 mA), CIN = COUT = C1 = C2 = 1 mF, TAMB = 25°C unless otherwise specified.)
1.2
1.1
1.0
1.5x Mode
0.9
0.8
1.33x, 2x Mode
10
VF = 3.3 V
8
6
4
2x
1.5x
1.33x
2
0.7
1x
0.6
â40 â20
0
20
40
60
80
TEMPERATURE (°C)
Figure 8. Switching Frequency vs.
Temperature
0
5.5 5.0
4.5 4.0 3.5 3.0
2.5 2.0
INPUT VOLTAGE (V)
Figure 9. Output Resistance vs. Input Voltage
Figure 10. Power Up in 1x Mode
Figure 11. Power Up in 1.33x Mode
Figure 12. Power Up in 1.5x Mode
Figure 13. Power Up in 2x Mode
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