LTC1147CS8-3.3 Linear Technology, LTC1147CS8-3.3 Datasheet - Page 14

• Manufacturer Part Number: LTC1147CS8-3.3
• Description: IC SW REG STEP-DOWN 3.3V 8-SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC1147CS8-3.3

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3V
• Current - Output: 50mA
• Frequency - Switching: 400kHz
• Voltage - Input: 3.5 ~ 14 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LTC1147-3.3
LTC1147-5/LTC1147L
TYPICAL APPLICATIO S
14
C
300pF
T
R
1k
C
C
3300pF
C
**
*
SUMIDA CDR74-221
IRC LRC-LR2010-01-R068-F
1
2
3
4
C
120pF
T
V
C
I
SENSE
TH
IN
T
LTC1147L
Precision Constant Current Source
–
0.01 F
0.1 F
R
1k
C
C
3300pF
C
SENSE
PDRIVE
SHDN
(V
GND
**
FB
*
+
SUMIDA CDR74B-100LC
IRC LRC-LR2010-01-R068-F
)
U
1
2
3
4
8
7
6
5
V
C
I
SENSE
TH
IN
T
LTC1147L-3.3
3.3V Low Dropout High Efficiency Regulator
–
0.1 F
100pF
SENSE
PDRIVE
0.01 F
SHDN
GND
Si3455DV
L*
220 H
R
0.22
SENSE
+
8
7
6
5
**
MBRS130LT3
SHUTDOWN
D1
R1
1.2k
R2
6.8k
+
LTC1147 • F09
10V TO 14V
C
100 F
16V
AVX
+
V
V
OUT
OUT
IN
C
33 F
25V
IN
Si9433DY
L*
10 H
R
0.068
SENSE
**
MBRS130LT3
0.2
1.0
0.8
0.6
0.4
0
0
D1
V
+
IN
= 12.6V
I
OUT
2
C
100 F
10V
AVX
OUT
LTC1147 • F08
3.5V TO 12V
vs V
+
V
IN
OUT
4
V
3.3V/1.25A
V
OUT
OUT
C
47 F
16V
IN
For Figure 9
(V)
6
sn1147 1147fds
8
LTC1147 F10
10