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LT1072CS8 데이터시트(PDF) 12 Page - Linear Technology

부품명 LT1072CS8
상세설명  1.25A High Efficiency Switching Regulator
PDF  16 Pages
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제조업체  LINER [Linear Technology]
홈페이지  http://www.linear.com
Logo LINER - Linear Technology

LT1072CS8 데이터시트(HTML) 12 Page - Linear Technology

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12
LT1072
1072fc
Negative Buck Converter
LT1072 • TA11
R3
C3
25µF*
VIN
–20V
R2
1.24k
Q1
2N3906
R1
4.64k
C2
500µF
D1
L1**
220µH
C1
VIN
VSW
FB
VC
GND
LT1072
LOAD
–5.2V AT 1A
OPTIONAL
OUTPUT
FILTER
L2
4µH
C4
200µF
OPTIONAL
INPUT
FILTER
L3
REQUIRED IF INPUT LEADS ≥ 2"
PULSE ENGINEERING 52626
*
**
+
+
+
Positive Buck Converter
Driving High Voltage FET
(for Offline Applications, See AN-25)
LT1072 • TA10
+
10 TO 20V
VIN
VSW
GND
LT1072
D1
GD
Q1
LT1072 • TA12
C1
1µF
R3
470Ω
OPTIONAL
OUTPUT
FILTER
REQUIRED IF INPUT LEADS ≥ 2"
PULSE ENGINEERING 52626
*
**
D1
r
D2
L2
4µH
1N914
VIN
VSW
FB
VC
GND
LT1072
R2
1.24k
R4
10Ω
100mA
MINIMUM
5V, 1A
C3
2.2µF
C2
1µF
D3
VIN
R1
3.74k
L1**
220µH
C4
500µF
C5*
25µF
C5
200µF
+
+
+
+
TYPICAL APPLICATIO S



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