Electronic component search and free download site. Transistors,MosFET ,Diode,Integrated circuits
English
한국어
日本語
русский
简体中文
español
부품명
상세내역
SC1408IS.TR(2000) 데이터 시트보기 (PDF) - Semtech Corporation
부품명
상세내역
제조사
SC1408IS.TR
(Rev.:2000)
Low Voltage, Boost DC-DC Controller
Semtech Corporation
SC1408IS.TR Datasheet PDF : 12 Pages
1
2
3
4
5
6
7
8
9
10
Next
Last
LOW VOLTAGE, BOOST DC-DC
CONTROLLER
SC1408
August 22, 2000
3.5
Vo=3.3V
3.0
L=22uH
2.5
2.0
1.5
20mOhm
25mOhm
35mOhm
3.5
Vo=5V
3.0
L=22uH
2.5
2.0
1.5
1.0
50mOhm
1.0
0.5
0.5
100mOhm
0.0
0.0
2.0
2.2
2.4
2.6
2.8
3.0
3.2
2.0
2.5
3.0
3.5
4.0
Vin (V)
Vin (V)
3.5
Vo=12V
3.0
L=22uH
20mOhm
4.0
Vo=15V
3.5
L=22uH
2.5
3.0
25mOhm
2.5
2.0
2.0
1.5
35mOhm
1.5
1.0
50mOhm
1.0
0.5
0.5
100mOhm
0.0
0.0
2.0
4.0
6.0
8.0
10.0
12.0
2.0
4.0
6.0
8.0
10.0
12.0
Vin (V)
Vin (V)
Figs. 5 - 8: Maximum output current vs. input voltage and sense resistor value. (Boost Mode)
20mOhm
25mOhm
35mOhm
50mOhm
100mOhm
4.5
5.0
20mOhm
25mOhm
35mOhm
50mOhm
100mOhm
14.0
16.0
100%
Vo=5V
100%
Vo=12V
90%
90%
80%
70%
60%
1
100%
Vo=15V
90%
Vin=5.0V
Vin=4.0V
Vin=3.3V
Vin=3.0V
10
100
Io (mA)
1000
80%
70%
60%
1
Vin=5.0V
Vin=3.0V
Vin=1.8V
10
100
Io (mA)
1000
80%
70%
Vin=12V
Vin=9.0V
Vin=5.0V
Vin=3.0V
Vin=1.8V
60%
1
10
100
Io (mA)
1000
Figs. 9-11:Efficiency in the Boost Application circuit of Fig.1
© 2000 SEMTECH CORP.
9
652 MITCHELL ROAD NEWBURY PARK CA 91320
Share Link:
datasheetq.com [
Privacy Policy
]
[
Request Datasheet
] [
Contact Us
]