User guide

Preliminary Datasheet
Off-line Primary Side Regulation Controller for Dimmable LED Driver AP1681
Jul. 2011 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
8
Typical Performance Characteristics (Continued)
Figure 6. Start-up Current vs. Ambient Temperature
Figure 7. Operating Current vs. Ambient Temperature
Figure 8. Operating Current vs. Supply Voltage Figure 9. Current Sense Voltage vs. Supply Voltage
-40 -20 0 20 40 60 80 100 120
1.4
1.6
1.8
2.0
2.2
Start-up Current (µA)
Ambient Temperature (
o
C)
-40 -20 0 20 40 60 80 100 120
800
820
840
860
880
900
920
940
Operating Current (µA)
Ambient Temperature (
o
C)
0 5 10 15 20 25 30
0
100
200
300
400
500
600
700
800
900
1000
Operating Current (µA)
Supply Voltage (V)
20 22 24 26 28 30
460
480
500
520
540
Current Sense Voltage (mV)
Supply Voltage (V)