
7
LTC7545A
PACKAGE DESCRIPTION
U
Dimensions in inches (millimeters) unless otherwise noted.
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
N Package
20-Lead PDIP (Narrow 0.300)
(LTC DWG # 05-08-1510)
G Package
20-Lead Plastic SSOP (0.209)
(LTC DWG # 05-08-1640)
G20 SSOP 1098
0.13 – 0.22
(0.005 – 0.009)
0
° – 8°
0.55 – 0.95
(0.022 – 0.037)
5.20 – 5.38**
(0.205 – 0.212)
7.65 – 7.90
(0.301 – 0.311)
12 3
4
5
6 7 89 10
7.07 – 7.33*
(0.278 – 0.289)
17
18
14 13 12 11
15
16
19
20
1.73 – 1.99
(0.068 – 0.078)
0.05 – 0.21
(0.002 – 0.008)
0.65
(0.0256)
BSC
0.25 – 0.38
(0.010 – 0.015)
NOTE: DIMENSIONS ARE IN MILLIMETERS
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.152mm (0.006") PER SIDE
DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.254mm (0.010") PER SIDE
*
**
N20 1098
0.020
(0.508)
MIN
0.125
(3.175)
MIN
0.130
± 0.005
(3.302
± 0.127)
0.065
(1.651)
TYP
0.045 – 0.065
(1.143 – 1.651)
0.018
± 0.003
(0.457
± 0.076)
0.005
(0.127)
MIN
0.100
(2.54)
BSC
0.255
± 0.015*
(6.477
± 0.381)
1.040*
(26.416)
MAX
12
3
4
5
6
7
8
910
19
11
12
13
14
16
15
17
18
20
0.009 – 0.015
(0.229 – 0.381)
0.300 – 0.325
(7.620 – 8.255)
0.325
+0.035
–0.015
+0.889
–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)