Preliminary Datasheet
3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR
AS78XX
Typical Performance Characteristics (Continued)
30
25
20
15
10
5
2.5
2.0
1.5
1.0
0.5
0.0
AS7805
Package: TO-220-3
Heatsink Size: 45*43 mm2
IOUT=100mA
IOUT=500mA
IOUT=1A
0
-40
-20
0
20
40
60
80
100
120
-40
-20
0
20
40
60
80
100
120
Case Temperature (oC)
Case Temperature (oC)
Figure 9. Power Dissipation vs. Case Temperature
Figure 8. Dropout Voltage vs. Case Temperature
30
AS7805
AS7805
Package: TO-252-3
Heatsink Size: 45*43 mm2
25
20
15
10
5
15
10
0
-50
0
-40
-20
0
20
40
60
80
100
120
Case Temperature (oC)
Time (100µs/Div)
Figure 10. Power Dissipation vs. Case Temperature
Figure 11. Line Transient
(Conditions: IOUT=500mA, CIN=0.33µF, COUT=0.1µF)
Mar. 2006 Rev. 1. 0
BCD Semiconductor Manufacturing Limited
9
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
