cat4002a ON Semiconductor, cat4002a Datasheet - Page 5

• Manufacturer Part Number: cat4002a
• Description: Constant Current Led Driver With 32 Dimming Levels And Rset
• Manufacturer: ON Semiconductor

30
25
20
15
10
5
0
0
(CAT4002A, V
Figure 13. Line Transient Waveform
50
Figure 9. Dropout Characteristics
Figure 11. Power Up Waveform
IN
LED PIN VOLTAGE (mV)
= 4 V, V
100
F
= 3.3 V, I
150
TYPICAL PERFORMANCE CHARACTERISTICS
OUT
200
= 50 mA (2 LEDs at 25 mA), C
25 mA
1 mA
250
http://onsemi.com
300
5
100
90
80
70
60
50
IN
5.5
= 1 mF, T
Figure 10. Efficiency vs. Input Voltage
5.0
Figure 12. Power Down Waveform
AMB
Figure 14. Dimming Levels
4.5
= 25°C unless otherwise specified.)
INPUT VOLTAGE (V)
4.0
3.5
3.0
2.5
2.0