BELLING BL8503-21C1SM 250ma cmos low dropout voltage low consumption regulator Datasheet

BL8503
250mA CMOS Low Dropout Voltage Low consumption Regulator
Outline
Features
Applications
BL8503 Typical Performance
Characteristic
BL8503 Typical Application Circuit
Output Voltage VS. Output
Current(Vout=1.5V)
1.6
1.5
1.4
1.3
1.2
1.1
1
0
Application hints
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100
200
300
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BL8503
Selection Guide
Pin Assignment
BL8503 XX X X X
Pin Description
Pin number
SOT-23-3
SOT-89-3
SM
SOT-89-3
(SA)
SOT-89-3
(SB)
PIN Name
Function
Vss
Vin
Vout
NC
NC
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Product Classification
Product Name
Output Voltage
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Package Type
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Package Marking
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Block Diagram
Absolute Maximum Ratings
Recommended Work Conditions
Item
Min
Recommended
Max
unit
Electrical Characteristics
Vout
Vin Vout
Vout
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BL8503
Vout
T Vout
Vout
Vin Vout
Vout
Vout
T Vout
Typical Application Circuit
Application hints
Explanation
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BL8503
Typical Performance Characteristics
1.Load regulation
Output Voltage VS Output Current(Vout=1.5V)
Output Voltage VS Output Current(Vout=3.0V)
1.6
3.05
1.5
3
1.4
2.95
1.3
2.9
1.2
2.85
1.1
1
2.8
0
50
100
150
200
250
300
0
50
100
150
200
250
300
9
10
2.Line Regulation
Line regulation
Vout=1.5V)
Line regulation (Vout=3.0V)
1.51
3.07
1.505
3.05
1.5
3.03
1.495
3.01
2.99
1.49
2.97
1.485
2.95
1.48
2.93
1
2
3
4
5
6
7
8
3
4
5
6
7
8
3.Dropout Voltage
Dropout Voltage (Vout=3.0V)
Dropout Voltage (Vout=1.5V)
3.05
3.04
3.03
3.02
3.01
3
2.99
2.98
2.97
2.96
1.6
1.5
1.4
1.3
1.2
1.1
1
1.5
1.8
2.1
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2.4
2.7
3
3
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3.2
3.4
3.6
3.8
4
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4
Input Voltage transient response
Vout=1.5V,Iout=1mA
Input Voltage transient response
Vout=1.5V,Iout=10mA
Input Voltage transient response
Vout=3.0V,Iout=10mA
5
Load transient response
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Vout=1.5V
Input Voltage transient response
Vout=3.0V,Iout=1mA
Load transient response
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Vout=3.0V
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Package Outline
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BL8503
SOT-23-3:
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BL8503
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BL8503
SOT-23-5:
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