ltc1871ems-7-trpbf Linear Technology Corporation, ltc1871ems-7-trpbf Datasheet - Page 34
ltc1871ems-7-trpbf
Manufacturer Part Number
ltc1871ems-7-trpbf
Description
Wide Input Range, No Rsense Current Mode Boost, Flyback And Sepic Controller
Manufacturer
Linear Technology Corporation
Datasheet
1.LTC1871EMS-7-TRPBF.pdf
(36 pages)
- Current page: 34 of 36
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LTC1871-1
TYPICAL APPLICATIONS
34
5V to 15V Input, – 5V/5A Output Positive-to-Negative Converter with Undervoltage Lockout and Level-Shifted Feedback
330pF
68.1k
1%
R2
C
C2
1nF
C1
C
C
C
C
IN
DC
OUT
VCC
: TDK C5750X5R1C476M
: TDK C5750X7R1E226M
: TAIYO YUDEN LMK316BJ475ML
: TDK C5750X5R0J107M
R
10k
C
C
10nF
C1
154k
1%
R1
R
80.6k
1%
T
1
2
3
4
5
RUN
I
FB
FREQ
MODE/SYNC
TH
LTC1871-1
INTV
SENSE
GATE
GND
D1:
L1, L2: COILTRONICS VP5-0053 (*3 WINDINGS IN PARALLEL
M1:
10k
1%
R3
V
CC
IN
10
9
8
7
6
ON SEMICONDUCTOR MBRB2035CT
FOR THE PRIMARY, 3 IN PARALLEL FOR SECONDARY)
INTERNATIONAL RECTIFIER IRF7822
10k
1%
R4
1
C
4.7μF
10V
X5R
VCC
LT1783
6
2
–
+
C
47μF
16V
X5R
IN
4
3
L1*
•
M1
22μF
X7R
C
25V
DC
C2
10nF
40.2k
•
1%
R5
L2*
D1
C
100μF
6.3V
X5R
×2
18711 TA05
OUT
V
5V to 15V
V
–5V
5A
GND
IN
OUT
18711fb
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