LTC1147IS8-3.3 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC1147IS8-3.3' PDF : 16 Pages View PDF
LTC1147-3.3
LTC1147-5/LTC1147L
TYPICAL APPLICATIO S
3.3V Low Dropout High Efficiency Regulator
VIN
3.5V TO 12V
0.1µF
CT
120pF
CC
3300pF
RC
1k
LTC1147L-3.3
1 VIN
PDRIVE 8
2 CT
GND 7
3
ITH
SHDN 6 SHUTDOWN
4 SENSE– SENSE+ 5
0.01µF
*SUMIDA CDR74B-100LC
**IRC LRC-LR2010-01-R068-F
Si9433DY D1
MBRS130LT3
+ CIN
47µF
16V
L*
10µH
RSENSE**
0.068Ω
COUT
100µF
+ 10V
AVX
VOUT
3.3V/1.25A
LTC1147 • F08
Precision Constant Current Source
VIN
10V TO 14V
0.1µF
Si3455DV D1
MBRS130LT3
+ CIN
33µF
25V
LTC1147L
1 VIN
PDRIVE 8
2 CT
GND 7
CT
300pF
3
CC
3300pF 4
RC
ITH
SENSE –
SHDN 6
(VFB)
SENSE+ 5
1k
0.01µF
*SUMIDA CDR74-221
**IRC LRC-LR2010-01-R068-F
L*
220µH
100pF
R1
1.2k
RSENSE**
0.22Ω
+
R2
6.8k
COUT
100µF
16V
AVX
VOUT
LTC1147 • F09
14
IOUT vs VOUT For Figure 9
1.0
VIN = 12.6V
0.8
0.6
0.4
0.2
0
0
2
4
6
8
10
VOUT (V)
LTC1147 F10
sn1147 1147fds
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