E4237ALP Semtech, E4237ALP Datasheet - Page 22
E4237ALP
Manufacturer Part Number
E4237ALP
Description
Manufacturer
Semtech
Datasheet
1.E4237ALP.pdf
(39 pages)
Specifications of E4237ALP
Operating Temperature (max)
85C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Lead Free Status / RoHS Status
Not Compliant
PIN Descriptions
TEST AND MEASUREMENT PRODUCTS
E4287 Package Information
2005 Semtech Corp. / Rev. 5, 11/30/05
.17 MAX
–A–
1
A
N
.20 RAD. TYP .
.25
L
20 RAD. TYP .
6 ˚
D 1
D
4 ˚
–D–
E42X7 Package: 14 x 14 x 2.0 mm, 80 Pin, Int_TEP_MQFP
ddd M C A–B S D S
b
STANDOFF
A 1
–B–
E 1
(with Internal Heat Spreader)
A 2
E
LEAD COMPLANARITY
22
–C–
SEATING PLANE
ccc C
NOTES:
1)
2)
3)
4)
12
12
E4237/E4257/E4287
˚
˚
I D
d
c
D
A
A
E
M
A
D
E
e
b
d d
L
c c
1
2
1
1
. S
All dimensions in mm.
Dimensions shown are nominal
with tol. as indicated.
L/F: EFTEC 64T copper or
equivalent, 0.127 mm (.005”) or
0.15 mm (.006”) THICK.
Foot length “L” is measured at
gage plane at 0.25 above the
seating plane.
+
+
1 .
1 .
B
±
±
±
±
±
T
M
M
M
A
0
5
O
2 .
1 .
2 .
1 .
0 .
X A
S
X A
X A
– /
– /
. L
C I
5
0
5
0
5
0 .
1 .
5
0
e
www.semtech.com
0
0
2 .
1
1
1
1
2
2
˚
6
4
6
4
8 .
6 .
3 .
1 .
1 .
5
3 .
0 .
–
0 .
0 .
0 .
0 .
8
5
0
2
0
M
5
0
7
0
0
0
0
x a
˚
A