LTC1735
U
PACKAGE DESCRIPTION
F Package
20-Lead Plastic TSSOP (4.4mm)
(Reference LTC DWG # 05-08-1650)
6.40 – 6.60*
(.252 – .260)
1.10
(.0433)
MAX
4.30 – 4.50**
(.169 – .177)
20 19 18 17 16 15 14 13 12 11
1.05 ±0.10
4.50 ±0.10
0° – 8°
0.65
(.0256)
BSC
0.45 – 0.75
6.40
BSC
0.09 – 0.20
6.60 ±0.10
0.05 – 0.15
(.002 – .006)
(.018 – .030)
(.0036 – .0079)
0.195 – 0.30
(.0077 – .0118)
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS *DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED .152mm (.006") PER SIDE
F20 TSSOP 0502
MILLIMETERS
(INCHES)
2. DIMENSIONS ARE IN
**DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED .254mm (.010") PER SIDE
5
7
8
1
2
3
4
6
9 10
0.45 ±0.05
0.65 TYP
3. DRAWING NOT TO SCALE
RECOMMENDED SOLDER PAD LAYOUT
GN Package
16-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641)
.189 – .196*
(4.801 – 4.978)
.009
(0.229)
REF
.015 ± .004
(0.38 ± 0.10)
.045 ±.005
16 15 14 13 12 11 10 9
× 45°
.053 – .068
(1.351 – 1.727)
.004 – .0098
(0.102 – 0.249)
.007 – .0098
(0.178 – 0.249)
0° – 8° TYP
.229 – .244
(5.817 – 6.198)
.150 – .157**
(3.810 – 3.988)
.016 – .050
(0.406 – 1.270)
.0250
(0.635)
BSC
.008 – .012
(0.203 – 0.305)
.254 MIN
.150 – .165
NOTE:
1. CONTROLLING DIMENSION: INCHES
*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
INCHES
2. DIMENSIONS ARE IN
(MILLIMETERS)
GN16 (SSOP) 0502
3. DRAWING NOT TO SCALE
1
2
3
4
5
6
7
8
.0165 ±.0015
.0250 TYP
RECOMMENDED SOLDER PAD LAYOUT
S Package
16-Lead Plastic Small Outline (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1610)
.386 – .394
(9.804 – 10.008)
.045 ±.005
NOTE 3
.050 BSC
16
N
15
14
13
12
11
10
9
N
1
.245
MIN
.160 ±.005
.150 – .157
(3.810 – 3.988)
NOTE 3
.228 – .244
(5.791 – 6.197)
2
3
N/2
N/2
8
.030 ±.005
TYP
RECOMMENDED SOLDER PAD LAYOUT
2
3
5
6
7
1
4
.010 – .020
(0.254 – 0.508)
× 45°
.053 – .069
(1.346 – 1.752)
.004 – .010
(0.101 – 0.254)
.008 – .010
(0.203 – 0.254)
0° – 8° TYP
.050
(1.270)
BSC
.014 – .019
(0.355 – 0.483)
TYP
.016 – .050
(0.406 – 1.270)
S16 0502
NOTE:
1. DIMENSIONS IN
INCHES
(MILLIMETERS)
3. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm)
2. DRAWING NOT TO SCALE
1735fc
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-
tationthattheinterconnectionofitscircuitsasdescribedhereinwillnotinfringeonexistingpatentrights.
31
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