IC280-169-127 Datasheet, PDF (4/5 Pages) Yamaichi Electronics Co., Ltd. – Ball Grid Array (FBGA / CSP / LGA)

IC280 Series (Clamshell) Example Grids for BGA
Top View from Socket
Grid Size 27 x 27
729 pins
IC280-72918 (BGA)
28.00 ±0.1
1.00±0.05
2-1.00x26=26.00 ±0.1
1.30 ref.
0.80±0.1
0.50±0.05
13.10±0.05
1.00±0.05
20.70±0.05
19.30±0.05
17.00±0.05 15.50±0.05
2-1.00x26=26.00±0.1
729-Æ0.40
+0.1
0
2-Æ1.60
+0.1
0
4-Æ2.20
+0.1
0
729-Æ 0.60±0.1
28.00 ref.
31.00 ref.
59.00 ref.
Grid Size 27 x 27
792 pins
IC280-72948 (BGA)
28.00 ±0.1
1.00±0.05
2-1.00x26=26.00 ±0.1
1.30 ref.
0.80±0.1
0.50±0.05
7.60±0.05
3.90±0.05
729-Æ0.40
+0.1
0
2-Æ1.60
+0.1
0
Pos. pin
4-Æ2.20
+0.1
0
Tapp. screw
32.40±0.05
28.60±0.05
1.00±0.05
2-1.00x26=26.00±0.1
729-Æ 0.60±0.1
14.90 ref.
55.20 ref.
SPECIFICATIONS ARE SUBJECT TO ALTERATION WITHOUT PRIOR NOTICE – DIMENSIONS IN MILLIMETER
Test & Burn-In