LTC1624 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC1624' PDF : 28 Pages View PDF
LTC1624
TYPICAL APPLICATIONS
VIN
13V TO
28V
+ CIN1, CIN2
22µF
35V
×2
CC
330pF
RC
R1
C4
10k
3.92k
100pF
RSENSE
0.033Ω
C5, 0.1µF
LTC1624
1 SENSE–
8
VIN
2
ITH/RUN
3
VFB
7
BOOST
6
TG
4
GND
5
SW
CB
0.1µF
+VIN
M1
L1
27µH
R4
0.025Ω
D1
MBRS340
+
COUT
100µF
16V
×2
R2
35.7k
C9
100pF
VOUT
12V
3A
C10
Q2
0.1µF
C11
R6
1
SENSE
8
AVE
0.1µF
10k
2
IOUT
7
PROG
3
LTC1620
6
GND
VCC
R7
56k
4
–IN
5
+IN
C14, 0.01µF
CURRENT
ADJ
R8
1M
CIN1, CIN2 = KEMET T495X226M035AS
L1 = SUMIDA CDRH127-270
RSENSE = IRC LR2010-01-R033-F
R4 = IRC LR2010-01-R025-F
M1 = SILICONIX Si4412DY
Q2 = MOTOROLA MMBT A14
1
OUT
8
IN
C12 2
1µF
NC/ADJ
7
NC
3
LT1121-5
6
GND
NC
4
NC
5
SHDN
+VIN
C13
0.1µF
1624 F21
Figure 21. 12V/3A Adjustable Current Power Supply for Battery Charger or Current Source Applications
26
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