BL1117
Typical Characteristics
1.BL1117 Dropout Voltage
2.BL1117 Line Regulation
1.4
1.2
1
0.8
0.6
0.4
0.2
0
0
200
400
600
3.5
3.4
T=90
3.3
3.2
3.1
3
1000
1200
1400
4
6
8
10
12
14
16
800
3.BL1117 Load Regulation
1
0.5
0
-0.5
-1
-50
-25
0
25
50
75
100
125
150
3.35
3.3
3.25
3.2
3.15
3.1
0
200
400
600
800
1000 1200 1400 1600
4.BL1117 Temperature Stability
O
3.5
3
2.5
2
1.5
1
0.5
0
-50 -25
0
25
50
75
100 125 150 175 200
3
2
1
0
-1
-2
-50
-25
0
25
50
75
100
125
150
5.BL1117 Adj Pin Current VS. Temperature
6.BL1117 Load Transient Response
Ch1: Load current change from 2mA to500 mA
70
60
50
40
30
20
10
0
-50
-25
0
25
50
75
100
)
125
150
175
Ch2: Response of output voltage
<50mV
Time
20us/pix
http://www.belling.com.cn
-8-
Total 13 Pages
8/8/2006