ltc1876eg-trpbf Linear Technology Corporation, ltc1876eg-trpbf Datasheet - Page 34
![no-image](/images/manufacturer_photos/0/3/389/linear_technology_corporation_sml.jpg)
ltc1876eg-trpbf
Manufacturer Part Number
ltc1876eg-trpbf
Description
High Efficiency, 2-phase, Dual Synchronous Step-down Switching Controller And Step-up Regulator
Manufacturer
Linear Technology Corporation
Datasheet
1.LTC1876EG-TRPBF.pdf
(36 pages)
- Current page: 34 of 36
- Download datasheet (359Kb)
LTC1876
34
TYPICAL APPLICATIO S
D1, D2: MBRS340T3
D3: CMDSH-3
D4: BAT54A
0.01 F
100pF
100pF
100pF
8.25k
8.06k
10.2k
47k
47k
1%
1%
1%
1 F
6.3V
+
6800pF
17.4k
0.01 F
6800pF
1%
10k
1%
30.9k
1%
D3
10 F
10V
L1, L2: SUMIDA CEP134-OR9
L3: TOKO FSLB2520-470K
M1, M2, M3, M4: FDS7764A
3.3V
1000pF
1000pF
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
RUN/SS1
SENSE1
SENSE1
V
FREQSET
STBYMD
FCB
I
SGND
3.3V
I
V
SENSE2
SENSE2
AUXSGND
AUXV
AUXSW
AUXSW
TH1
TH2
OSENSE1
OSENSE2
U
OUT
FB
L3, 47 H
LTC1876
+
–
–
+
3.3V
AUXPGND
AUXPGND
IN
RUN/SS2
BOOST1
BOOST2
EXTV
AUXV
PGOOD
INTV
AUXSD
Dual-Phase High Efficiency Power Supply
PGND
SW1
SW2
TG1
BG1
BG2
TG2
V
CC
CC
IN
IN
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
100k
SHUTDOWN
0.47 F
0.1 F
2.2 F
6.3V
V
(<7V)
PULL-UP
1 F
6.3V
D4
0.47 F
+
10
10 F
6.3V
6.3V
1 F
3.3V
V
IN
M1
2
M3
2
+
330 F
6V, 3
0.9 H
C
0.9 H
M2
IN
L1
L2
2
1 F
6.3V
M4
2
3
3
1
1
D1
D2
330 F, 2.5V, 3
0.003
R
R
0.003
220 F, 4V, 3
SENSE
SENSE
+
C
+
C
OUT2
OUT1
6.3V
C26
1 F
2
2
6.3V
1 F
C4
4
4
1876 TA04
V
2.5V
15A
OUT1
V
1.8V
15A
OUT2
1876fa
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