CAT3636
TYPICAL PERFORMANCE CHARACTERISTICS
(V IN = 3.6 V, I OUT = 120 mA (6 LEDs at 20 mA), C IN = C OUT = C1 = C2 = 1 m F, T AMB = 25 ° C unless otherwise specified.)
1.2
10
1.1
8
V F = 3.3 V
1.0
0.9
1.5x Mode
6
1.33x
1.5x
2x
4
0.8
1.33x, 2x Mode
0.7
2
1x
0.6
? 40
? 20
0
20
40
60
80
0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
TEMPERATURE ( ° C)
Figure 8. Switching Frequency vs.
Temperature
Figure 10. Power Up in 1x Mode
Figure 12. Power Up in 1.5x Mode
INPUT VOLTAGE (V)
Figure 9. Output Resistance vs. Input Voltage
Figure 11. Power Up in 1.33x Mode
Figure 13. Power Up in 2x Mode
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