PIN GRID ARRAY SOCKETS
Wrapost
www.mill-max.com 516-922-6000
99
Series 522, 523
• Series 522 & 523 PGA
sockets are available in 2 and 3
level wrapost lengths.
•Choice of three low force clips to
cover all applications.
•Hi-Temp PCT polyester insulator
material suitable for all forms of
soldering.
Ordering Information
1. Select 2 or 3 Level Wrapost pin at left to determine series number.
2. Specify 2-digit plating code from chart at bottom of page.
3. Locate footprint pattern from pages 107 to 111, the middle 8 digits of
the part number will be located under the pattern.
4. Determine the last 2 digits of part number from the Contact Chart below.
Determined from footprint pattern pages 107 to 111
No. of pins Grid size Pattern #
Window Clip Type
5 2 0
----
2 LEVEL WRAPOST
SERIES 522
3 LEVEL WRAPOST
SERIES 523 EXAMPLE OF COMPLETE PART NUMBER:
523-13-068-11-061001
This is a 68 pin (11x11 grid) insulator with a .6” square
window and fitted with 3 level wraposts. Pin sleeve is
plated 10μ” gold, inner contacts are Mill-Max #32 and
are plated 30μ” gold.
Clip
Type Contact (Clip) Chart
01
02
03
Mill-Max #32 clip, standard low force, recommended for devices
with less than 150 pins. See page 208 for details.
Mill-Max #43 clip, “ultra lite”, recommended for devices with
more than 250 pins. See page 209 for details.
Mill-Max #35 clip, ultra low force, recommended for devices with
more than 150 pins, but less than 250 pins. See page209 for details.
Series Plating
Code
SPECIFY PLATING CODE XX= 13
91 93 99 41
43
44
Sleeve (Pin)
Contact (Clip)
10µ” Au 200µ” Sn/Pb 200µ” Sn/Pb 200µ”Sn/Pb 200µ”Sn 200µ”Sn 200µ”Sn
30µ” Au 10µ” Au 30µ” Au 200µ”Sn/Pb 10µ” Au 30µ” Au 200µ”Sn
2O(3
%#
