LT138A/LT338A
LM138/LM338
PACKAGE DESCRIPTION
K Package
2-Lead TO-3 Metal Can
(Reference LTC DWG # 05-08-1310)
0.760 – 0.775
(19.30 – 19.69)
0.320 – 0.350
(8.13 – 8.89)
0.060 – 0.135
(1.524 – 3.429)
0.420 – 0.480
(10.67 – 12.19)
0.038 – 0.043
(0.965 – 1.09)
1.177 – 1.197
(29.90 – 30.40)
0.655 – 0.675
(16.64 – 17.15)
0.210 – 0.220
(5.33 – 5.59)
0.151 – 0.161
(3.86 – 4.09)
DIA, 2PLCS
0.167 – 0.177
(4.24 – 4.49)
R
0.425 – 0.435
(10.80 – 11.05)
0.067 – 0.077
(1.70 – 1.96)
0.490 – 0.510
(12.45 – 12.95)
R
K2 (TO-3) 1098
OBSOLETE PACKAGE
P Package
3-Lead Plastic TO-3P (Similar to TO-247)
(Reference LTC DWG # 05-08-1450)
.560
.187 – .207
(4.75 – 5.26)
(14.224)
.620 – .64O
(15.75 – 16.26)
.325
(8.255)
.275
(6.985)
.060 – .080
(1.52 – 2.03)
MOUNTING HOLE
18° – 22°
.115 – .145
(2.92 – 3.68)
DIA
.580
(14.732)
.830 – .870
.170 – .2OO
(21.08 – 22.10)
(4.32 – 5.08)
.700
(17.780)
EJECTOR PIN MARKS
.105 – .125
.580 – .6OO
(14.73 – 15.24)
(2.67 – 3.18)
DIA
.098
(2.489)
3° – 7°
.170
(4.32)
MAX
.124
(3.149)
.780 – .800
(19.81 – 20.32)
.042 – .052
(1.07 – 1.32)
.215
(5.46)
BSC
.087 – .102
(2.21 – 2.59)
BOTTOM VIEW OF TO-3P
HATCHED AREA IS SOLDER PLATED
COPPER HEAT SINK
.020 – .040
(0.51 – 1.02)
P3 0801
.074 – .084
(1.88 – 2.13)
.113 – .123
(2.87 – 3.12)
138afc
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 representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
11
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