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Номер в каталоге
Компоненты Описание
LT1072HVM Просмотр технического описания (PDF) - Linear Technology
Номер в каталоге
Компоненты Описание
производитель
LT1072HVM
1.25A High Efficiency Switching Regulator
Linear Technology
LT1072HVM Datasheet PDF : 16 Pages
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LT1072
TYPICAL APPLICATIO S
Driving High Voltage FET
(for Offline Applications, See AN-25)
+
10 TO 20V
V
IN
V
SW
LT1072
GND
GD
Q1
D1
LT1072 • TA10
Negative Buck Converter
C3
+
25
µ
F*
OPTIONAL
INPUT
FILTER
L3
V
IN
–20V
D1
V
IN
V
SW
LT1072
C2
+
500
µ
F
R1
LOAD
4.64k
L1**
220
µ
H
Q1
2N3906
–5.2V AT 1A
GND
V
C
FB
C1
R2
1.24k
R3
*REQUIRED IF INPUT LEADS
≥
2"
**PULSE ENGINEERING 52626
OPTIONAL
+
OUTPUT
FILTER
L2
4
µ
H
C4
200
µ
F
LT1072 • TA11
12
Positive Buck Converter
V
IN
D3
C3
+
2.2
µ
F
C5*
+
25
µ
F
V
IN
V
SW
LT1072
GND
V
C
FB
R3
470
Ω
C1
1
µ
F
R2
1.24k
r
R1
3.74k
C2
+
1
µ
F
D1
*REQUIRED IF INPUT LEADS
≥
2"
**PULSE ENGINEERING 52626
L2
4
µ
H
OPTIONAL
OUTPUT
FILTER
D2
1N914
L1**
220
µ
H
C4
+
500
µ
F
C5
200
µ
F
R4
10
Ω
5V, 1A
100mA
MINIMUM
LT1072 • TA12
1072fc
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