LTC1778 Linear Technology, LTC1778 Datasheet - Page 20
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LTC1778
Manufacturer Part Number
LTC1778
Description
Wide Operating Range/ No RSENSE Step-Down Controller
Manufacturer
Linear Technology
Datasheet
1.LTC1778.pdf
(24 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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Part Number:
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Manufacturer:
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Quantity:
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LTC1778/LTC1778-1
20
TYPICAL APPLICATIO S
470pF
C
C
C
IN1-2
OUT
20k
R1
680pF
C1
R
11k
C
10k
R1
C
C
C
L1: TOKO 919AS-1R8N
10k
8.87k
R2
R1
C1
: CORNELL DUBILIER ESRE271M02B
0.1 F
IN
OUT1
OUT2
C
: MURATA GRM42-2X5R226K6.3
R2
0.1 F
: TAIYO YUDEN TMK432BJ106MM
SS
100pF
C
SS
20k
: CORNELL DUBILIER ESRD181M02B
: TAIYO YUDEN JMK316BJ106ML
C
R
2200pF
20k
R
39k
R
100pF
C2
C
R2
C
C
C2
C2
100k
R
576k
R
ON
PG
510k
R
100k
R
ON
PG
1
2
3
4
5
6
7
8
RUN/SS
PGOOD
V
FCB
I
SGND
I
V
1
2
3
4
5
6
7
8
TH
ON
U
RNG
FB
RUN/SS
PGOOD
V
FCB
I
SGND
I
V
TH
ON
LTC1778
RNG
FB
LTC1778
EXTV
BOOST
INTV
PGND
EXTV
SW
INTV
V
BOOST
1.5V/10A at 300kHz from 3.3V Input
BG
TG
CC
CC
PGND
IN
SW
V
BG
TG
CC
CC
IN
16
15
14
13
12
11
10
9
16
15
14
13
12
11
10
9
1.2V/6A at 300kHz
C
0.22 F
CMDSH-3
B
C
4.7 F
C
0.22 F
VCC
D
CMDSH-3
B
B
C
4.7 F
C
0.1 F
VCC
F
D
1
R
B
F
5V
M1
IRF7811A
M2
IRF7811A
M1
1/2 FDS6982S
M2
1/2 FDS6982S
L1, 0.68 H
1.8 H
L1
1778 TA02
D1
B320B
+
+
C
180 F
2V
C
10 F
25V
OUT1
IN
2
1778 TA01
C
22 F
6.3V
C
270 F
2V
IN1-2
2
OUT
2
+
C
10 F
6.3V
OUT2
C
330 F
6.3V
V
5V TO 25V
IN3
V
1.2V
6A
IN
OUT
V
3.3V
V
1.5V
10A
IN
OUT
1778fa