L4955 데이터 시트보기 (PDF) - STMicroelectronics
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L4955 Datasheet PDF : 14 Pages
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L4955
L4955V3.3 - ELECTRICAL CHARACTERISTICS (Tj = 25°C, Vin = 5V, unless otherwise specified)
• = Specifications referred to TJ from 0°C to +125°C.
Symbol
VIN
VO
∆VO
∆VO
IO
IQ
Parameter
Operating Input Voltage
Output Voltage
Line regulation
Load regulation
Current Limiting
Short Circuit Current
Quiescent Current
Ripple Rejection
Test Condition
4.75V < VIN < 12V; 0.1A < IO < 5A
4.75V < VIN < 12V; 0.1A < IO < 5A •
4.5V < VIN <12V; IO = 10mA
0.1A < IO < 5A
•
VO = 0V
•
0.1A < IO < 5A
f = 120Hz, IO = 5A
VIN = 6V ∆VIN = 2VPP
Min.
4.5
3.234
3.201
5.1
57
Typ.
3.300
3.300
2
3
6.3
1.8
2
70
Max.
22
3.366
3.399
10
15
7.5
3
Unit
V
V
V
mV
mV
A
A
mA
dB
L•4=9S55pVec5i.f1ic-aEtioLnEsCreTfReIrCreAdLtoCTHJAfRroAmC0T°ECRtoIS+T1IC2S5°C(T.j = 25°C, Vin = 8V, unless otherwise specified)
Symbol
VIN
VO
VD
∆VO
∆VO
IO
IQ
Parameter
Operating Input Voltage
Output Voltage
Drop-out Voltage
Line regulation
Load regulation
Current Limiting
Short Circuit Current
Quiescent Current
Ripple Rejection
Test Condition
Min. Typ.
VO+VD
6.75V < VIN < 15V; 0.1A < IO < 5A
6.75V < VIN < 15V; 0.1A < IO < 5A •
IO = 5A
•
IO = 2A
•
5.000
4.950
5.100
5.100
0.75
1.1
0.55
6.5V < VIN <15V; IO = 10mA
0.1A < IO < 5A
VO = 0V
0.1A < IO < 5A
f = 120Hz, IO = 5A
VIN = 8V ∆VIN = 2VPP
2
5
• 5.1
6.3
•
1.8
2
55
65
Max.
22
5.200
5.250
1.1
1.5
0.75
10
20
7.5
3
Unit
V
V
V
V
V
V
mV
mV
A
A
mA
dB
4/14
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