Preliminary Datasheet
2A 420kHz PWM BUCK DC-DC CONVERTER
AP3005
Typical Performance Characteristics (Continued)
VCC=12V, VOUT=5V, TA=25℃, unless otherwise specified.
120
T =125oC
A
100
T =75oC
A
T =25oC
A
80
T = -50oC
A
60
40
20
0
4
8
12
16
20
24
Input Voltage (V)
Figure 8. Shutdown Quiescent Current vs. Input Voltage
6
5
4
3
2
1
0
-40
0
40
80
120
Temperature (oC)
Figure 9. OCP Current Limit vs. Temperature
0.806
0.804
0.802
0.800
0.798
0.796
0.794
-40
0
40
80
120
Temperature (oC)
Figure 10. Feedback Voltage vs. Temperature
6
5
4
3
2
1
0
4
8
12
16
20
24
Input Voltage (V)
Figure 11. OCP Current Limit vs. Input Voltage
Jun. 2009 Rev. 1. 2
BCD Semiconductor Manufacturing Limited
7