LTC1693-1CS8 查看數據表（PDF） - Linear Technology
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LTC1693-1CS8 Datasheet PDF : 20 Pages
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LTC1693
TYPICAL APPLICATIONS
Negative-to-Positive Synchronous Boost Converter
VOUT
3.3V
L2** VS
1µH
D2
MBRO530
6A
+
C3
330µF
6.3V
+
C2
330µF
6.3V
R5
2.2Ω
D1
MBRS130
Q2
Si4420
6
+
C13
0.1µF
C14
10µF
16V
R19
1k
5
3
×2
×5
R1
0.015Ω
L1*
1W
4.8µH
C12
4700pF
×2
U2B
LTC1693-2 4
D4
MBRO530
C17
100pF
+
C1
330µF
R2
0.015Ω
1W
C11
4700pF
D3
MBRO530
D5
MBRO530
R16
Q6
3.6k
VIN
6.3V
×5
R3
100Ω
R4
2.2Ω
Q1
Si4420
×2
8
7
1
U2A
LTC1693-2 2
+
C15
0.1µF
C16
10µF
16V
2N3904
R14 R15
51Ω 1.2k
–5V
C4
1000pF
R6
10Ω
+
C5
0.1µF
C6
10µF
16V
C7
390pF
9
8
SENSE – SENSE –
2
1
PWR VIN
3
TDRV
16
PINV
BDRV
4
BINH
U1
5
LTC1266
13
LBI
11
VIN
6
CT
SHDN
14
LBO
ITH SGND PGND VFB
7 12 15 10
C9
0.015µF
C8
R7
1500pF 1k
C10
220pF
R8
30.1k
R10
100k
R11
100k
Q4
2N3906
Q3
2N7002
Q5
2N3906
R17
6.81k
3.3V
R18
6.81k
VS
*PANASONIC ETQPAF4R8HA
**COILCRAFT DO3316P-102
R9
R12
R13
13k
4.75k 1.30k
1693 TA03
12
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