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LTC1265I Datasheet(PDF) 13 Page - Linear Technology

Part # LTC1265I
Description  1.2A, High Efficiency Step-Down DC/DC Converter
PDF  16 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1265I Datasheet(HTML) 13 Page - Linear Technology

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LTC1265/LTC1265-3.3/LTC1265-5
TYPICAL APPLICATIONS
High Efficiency 5V to 3.3V Converter
Positive-to-Negative (–5V) Converter
L1
†
47
µH
1k
VIN
5V
PWR VIN
VIN
LTC1265-3.3
SW
PGND
SGND
SHDN
SHDN
1000pF
NC
SENSE+
4
3
5
6
7
14
2
1, 13
12
MBRS130LT1
11
10
9
8
LBIN
LBOUT
CT
ITHR
SENSE –
LTC1265 TA02
AVX TPSD107K010
AVX TPSE227K010
COILCRAFT D03316-473
DALE WSL2010-0.1-1%
*
**
†
††
3900pF
270pF
0.1
µF
CIN*
100
µF
10V
RSENSE
††
0.1
Ω
COUT**
220
µF
10V
VOUT
3.3V
1A
+
+
1k
VIN
3.5V TO 7.5V
PWR VIN
VIN
LTC1265-5
SW
PGND
SGND
SHDN
SHDN
1000pF
SENSE+
4
TP0610L
3
5
6
7
14
D1
100k
2
1, 13
12
11
10
8
LBIN
LBOUT
CT
ITHR
SENSE –
LTC1265 TA03
AVX TPSD226K025
AVX TPSD107K010
L1 SELECTION
*
**
†
2200pF
220pF
0.1
µF
CIN*
22
µF
25V
× 2
RSENSE
††
0.1
Ω
COUT**
100
µF
10V
VOUT
–5V
L1
†
50
µH
MANUFACTURER
COILCRAFT
COILTRONICS
DALE
SUMIDA
VIN (V)
3.5
4.0
5.0
6.0
7.0
7.5
IOUT(MAX) (mA)
360
430
540
630
720
740
PART NO.
DO3316-473
CTX50-4
LPT4545-500LA
CD74-470
††
D1
IRC LRC2010-01-R100-J
= MBRS130LT3
+



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