BELLING BL1117 1a low dropout voltage regulator Datasheet

BL1117
1A Low Dropout Voltage Regulator
Outline
Features
Applications
Selection Guide
BL1117 XX X X
Pin Configuration
A
Means
Manufacture
weeks
B
Means
Manufacture LOT
No.
C:
Means Output
Voltage Value
D:
Means Temp.
Range&Rohs Std
http://www.belling.com.cn
-1Total 13 Pages
8/8/2006
BL1117
Pin Description
Ordering Information:
Package Marking
Output Voltage
Package Type
Block Diagrams
http://www.belling.com.cn
-2Total 13 Pages
8/8/2006
BL1117
Absolute Maximum Ratings
Recommended Work Conditions
Item
Min
Recommended
Max
Unit
Electrical Characteristics (Table 1)
http://www.belling.com.cn
-3Total 13 Pages
8/8/2006
BL1117
http://www.belling.com.cn
-4Total 13 Pages
8/8/2006
BL1117
Note
Detailed Description:
http://www.belling.com.cn
-5Total 13 Pages
8/8/2006
BL1117
Typical Application
Application Hints
Output Voltage of Adjustable Version
http://www.belling.com.cn
-6Total 13 Pages
8/8/2006
BL1117
Explanation
Thermal Considerations
http://www.belling.com.cn
-7Total 13 Pages
8/8/2006
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
3.5
3.4
3.3
3.2
3.1
3
T=90
0
200
400
600
800
1000
1200
1400
4
6
8
10
12
14
16
3.BL1117 Load Regulation
1
3.35
3.3
3.25
0.5
0
3.2
3.15
3.1
-0.5
-1
-50
-25
0
25
50
75
100
125
0
150
200
400
600
800
1000 1200 1400 1600
50
75
4.BL1117 Temperature Stability
O
3.5
3
2.5
2
1.5
1
0.5
0
3
2
1
0
-1
-2
-50 -25
0
25
50
75
100 125 150 175 200
-50
-25
0
25
100
125
150
6.BL1117 Load Transient Response
5.BL1117 Adj Pin Current VS. Temperature
Ch1: Load current change from 2mA to500 mA
70
60
50
40
30
20
10
0
Ch2: Response of output voltage
-50
-25
0
25
50
75
100
)
125
150
<50mV
175
Time
http://www.belling.com.cn
-8Total 13 Pages
20us/pix
8/8/2006
BL1117
1.SOT-223
http://www.belling.com.cn
-9Total 13 Pages
8/8/2006
BL1117
http://www.belling.com.cn
- 10 Total 13 Pages
8/8/2006
BL1117
2.TO-252
http://www.belling.com.cn
- 11 Total 13 Pages
8/8/2006
BL1117
3.TO-220
http://www.belling.com.cn
- 12 Total 13 Pages
8/8/2006
BL1117
http://www.belling.com.cn
- 13 Total 13 Pages
8/8/2006
Similar pages