Datasheet

20
LT1078/LT1079
10789fd LT/TP 0297 5K REV D • PRINTED IN USA
 LINEAR TECHNOLOGY CORPORATION 1994
Dimensions in inches (millimeters) unless otherwise noted.
PACKAGE DESCRIPTION
U
N8 Package
8-Lead PDIP (Narrow 0.300)
(LTC DWG # 05-08-1510)
N8 0695
0.005
(0.127)
MIN
0.100 ± 0.010
(2.540 ± 0.254)
0.065
(1.651)
TYP
0.045 – 0.065
(1.143 – 1.651)
0.130 ± 0.005
(3.302 ± 0.127)
0.015
(0.380)
MIN
0.018 ± 0.003
(0.457 ± 0.076)
0.125
(3.175)
MIN

12
3
4
876
5
0.255 ± 0.015*
(6.477 ± 0.381)


0.400*
(10.160)
MAX
0.009 – 0.015
(0.229 – 0.381)
0.300 – 0.325
(7.620 – 8.255)
0.325
+0.025
–0.015
+0.635
–0.381
8.255
()
*THESE DIMENSIONS DO NOT INCLUDE MOLD
FLASH OR PROTRUSIONS. MOLD FLASH OR
PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
N Package
14-Lead PDIP (Narrow 0.300)
(LTC DWG # 05-08-1510)
N14 0695
0.015
(0.380)
MIN
0.125
(3.175)
MIN
0.130 ± 0.005
(3.302 ± 0.127)
0.045 – 0.065
(1.143 – 1.651)
0.065
(1.651)
TYP
0.018 ± 0.003
(0.457 ± 0.076)
0.100 ± 0.010
(2.540 ± 0.254)
0.005
(0.125)
MIN
0.255 ± 0.015*
(6.477 ± 0.381)
0.770*
(19.558)
MAX
31
2
4
5
6
7
8910
11
1213
14
0.009 – 0.015
(0.229 – 0.381)
0.300 – 0.325
(7.620 – 8.255)
0.325
+0.025
–0.015
+0.635
–0.381
8.255
()
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
1
2
3
4
0.150 – 0.157**
(3.810 – 3.988)
8
7
6
5
0.189 – 0.197*
(4.801 – 5.004)
0.228 – 0.244
(5.791 – 6.197)
0.016 – 0.050
0.406 – 1.270
0.010 – 0.020
(0.254 – 0.508)
× 45°
0°– 8° TYP
0.008 – 0.010
(0.203 – 0.254)
SO8 0996
0.053 – 0.069
(1.346 – 1.752)
0.014 – 0.019
(0.355 – 0.483)
0.004 – 0.010
(0.101 – 0.254)
0.050
(1.270)
TYP
DIMENSION DOES NOT 
INCLUDE MOLD FLASH. 
MOLD FLASH SHALL NOT 
EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT
INCLUDE INTERLEAD
FLASH. INTERLEAD FLASH 
SHALL NOT EXCEED 0.010" 
(0.254mm) PER SIDE


*



**
SW Package
16-Lead Plastic Small Outline (Wide 0.300)
(LTC DWG # 05-08-1620)
S16 (WIDE) 0396
NOTE 1
0.398 – 0.413*
(10.109 – 10.490)
16
15 14
13
12
11
10 9
1
23
4
5
6
78
0.394 – 0.419
(10.007 – 10.643)
0.037 – 0.045
(0.940 – 1.143)
0.004 – 0.012
(0.102 – 0.305)
0.093 – 0.104
(2.362 – 2.642)
0.050
(1.270)
TYP
0.014 – 0.019
(0.356 – 0.482)
TYP
0° – 8° TYP
NOTE 1
0.009 – 0.013
(0.229 – 0.330)
0.016 – 0.050
(0.406 – 1.270)
0.291 – 0.299**
(7.391 – 7.595)
× 45°
0.010 – 0.029
(0.254 – 0.737)
NOTE:
1. 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
DIMENSION DOES NOT INCLUDE MOLD 
FLASH. MOLD FLASH SHALL NOT EXCEED 
0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE 
INTERLEAD FLASH. INTERLEAD FLASH SHALL
NOT EXCEED 0.010" (0.254mm) PER SIDE


*

**

Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
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[phone]
FAX: [phone]
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TELEX: 499-3977
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www.linear-tech.com