LTC1272
22
1272fc
For more information www.linear.com/1272
LINEAR TECHNOLOGY CORPORATION 1994
LT 0113 REV C • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/1272
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
PACKAGE DESCRIPTION
N24 REV I 0711
.255 ±.015*
(6.477 ±0.381)
1.280*
(32.512)
MAX
1 2
3
4
5
6
7
8 9 10
19
11 12
131416
151718
20
21
2223
24
.020
(0.508)
MIN
.120
(3.048)
MIN
.130 ±.005
(3.302 ±0.127)
.065
(1.651)
TYP
.045 – .065
(1.143 – 1.651)
.018 ±.003
(0.457 ±0.076)
.008 – .015
(0.203 – 0.381)
.300 – .325
(7.620 – 8.255)
.325
+.035
–.015
+0.889
–0.381
8.255
( )
NOTE:
1. DIMENSIONS ARE
INCHES
MILLIMETERS
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .010 INCH (0.254mm)
.100
(2.54)
BSC
N Package
24-Lead PDIP (Narrow .300 Inch)
(Reference LTC DWG # 05-08-1510 Rev I)
S24 (WIDE) 0502
NOTE 3
.598 – .614
(15.190 – 15.600)
NOTE 4
22 21 20 19 18
17
16 15
1
2 3
4
5
6
7 8
.394 – .419
(10.007 – 10.643)
9 10
1314
11 12
N/2
2324
N
.037 – .045
(0.940 – 1.143)
.004 – .012
(0.102 – 0.305)
.093 – .104
(2.362 – 2.642)
.050
(1.270)
BSC
.014 – .019
(0.356 – 0.482)
TYP
0° – 8° TYP
NOTE 3
.009 – .013
(0.229 – 0.330)
.016 – .050
(0.406 – 1.270)
.291 – .299
(7.391 – 7.595)
NOTE 4
× 45°
.010 – .029
(0.254 – 0.737)
.420
MIN
.325 ±.005
RECOMMENDED SOLDER PAD LAYOUT
.045 ±.005
N
1 2 3 N/2
.050 BSC
.030 ±.005
TYP
.005
(0.127)
RAD MIN
INCHES
(MILLIMETERS)
NOTE:
1. DIMENSIONS IN
2. DRAWING NOT TO SCALE
3. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.
THE PART MAY BE SUPPLIED WITH OR WITHOUT ANY OF THE OPTIONS
4. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm)
SW Package
24-Lead Plastic Small Outline (Wide .300 Inch)
(Reference LTC DWG # 05-08-1620)
