
LTC1661
12
1661fa
PACKAGE DESCRIPTION
MS8 Package
8-Lead Plastic MSOP
(Reference LTC DWG # 05-08-1660 Rev F)
MSOP (MS8) 0307 REV F
0.53
± 0.152
(.021
± .006)
SEATING
PLANE
NOTE:
1. DIMENSIONS IN MILLIMETER/(INCH)
2. DRAWING NOT TO SCALE
3. DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS.
MOLD FLASH, PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
4. DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
5. LEAD COPLANARITY (BOTTOM OF LEADS AFTER FORMING) SHALL BE 0.102mm (.004") MAX
0.18
(.007)
0.254
(.010)
1.10
(.043)
MAX
0.22 – 0.38
(.009 – .015)
TYP
0.1016
± 0.0508
(.004
± .002)
0.86
(.034)
REF
0.65
(.0256)
BSC
0
° – 6° TYP
DETAIL “A”
GAUGE PLANE
1 2 3 4
4.90
± 0.152
(.193
± .006)
8 7 6 5
3.00
± 0.102
(.118
± .004)
(NOTE 3)
3.00
± 0.102
(.118
± .004)
(NOTE 4)
0.52
(.0205)
REF
5.23
(.206)
MIN
3.20 – 3.45
(.126 – .136)
0.889
± 0.127
(.035
± .005)
RECOMMENDED SOLDER PAD LAYOUT
0.42
± 0.038
(.0165
± .0015)
TYP
0.65
(.0256)
BSC
N8 Package
8-Lead PDIP (Narrow .300 Inch)
(Reference LTC DWG # 05-08-1510)
N8 1002
.065
(1.651)
TYP
.045 – .065
(1.143 – 1.651)
.130 .005
(3.302 0.127)
.020
(0.508)
MIN
.018 .003
(0.457 0.076)
.120
(3.048)
MIN
.008 – .015
(0.203 – 0.381)
.300 – .325
(7.620 – 8.255)
.325
+.035
–.015
+0.889
–0.381
8.255
(
)
1
2
3
4
8
7
6
5
.255 .015*
(6.477 0.381)
.400*
(10.160)
MAX
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