28.225
14.36
20.225
19.9
3.26
CBT-QFN DIRECT MOUNT, SOLDERLESS SOCKET FOR BURN-IN AND
TEST APPLICATIONS
Features
• Wide temperature range (-55C to +180C).
• High current capability (up to 6A).
• Excellent signal integrity at high frequencies.
• Low and stable contact resistance for reliable production yield.
• Highly compliant to accommodate wide co-planarity
variations.
• Automated probe manufacturing enables low cost and short
lead time.
Ironwood Electronics, Inc.
Tele: (800) 404-0204
www.ironwoodelectronics.com
Tolerances:
Hole diameters ±0.03mm [±0.001"], Pitches (from true position) ±0.025mm [±0.001"], substrate thickness tolerance ±10%, all other tolerances ±0.13mm [±0.005"] unless stated otherwise. Materials and specifications are subject to change without notice.
Description: CBT QFN28 4.5x4.5mm 0.5mm pitch
Primary dimension units are millimeters, Secondary dimension units are [inches].
STATUS: Released
REV. A
DATE: 4/4/2011
Material: N/A
Finish: N/A
Weight: 15.65
CBT-QFN-7010 Drawing
SCALE: 2:1
SHEET: 1 OF 5
DRAWN BY: S. Delano
FILE: CBT-QFN-7010 Dwg
14.00
14.00
7.00
7.00
4X
2.4384 THRU ALL
4.4450 2.2860
11.00
19.00
7.50
11.00
7.00
7.00
2.10±0.025
A
2x Press fit for 1/32x5/16 dowel pin
4.575±0.025
4.10
4.10
0.8Px3=
2.40
0.5Px6=
3.00
DETAIL A
SCALE 8 : 1
K K
1.25
0.75
0.35 (Pin Height before compression)
3.20
2.51
2.95
6.9608
SECTION K-K
SCALE 2 : 1
Pin minimum compression: 0.234
Pin maximum compression: 0.644
Pin nominal compression: 0.439
Ironwood Electronics, Inc.
Tele: (800) 404-0204
www.ironwoodelectronics.com
Tolerances:
Hole diameters ±0.03mm [±0.001"], Pitches (from true position) ±0.025mm [±0.001"], substrate thickness tolerance ±10%, all other tolerances ±0.13mm [±0.005"] unless stated otherwise. Materials and specifications are subject to change without notice.
Description: Cavity detail
Primary dimension units are millimeters, Secondary dimension units are [inches], Weight is in grams.
STATUS: Released
REV. A
DATE: 4/4/2011
Material: N/A
Finish: N/A
Weight: 15.65
CBT-QFN-7010 Drawing
SCALE: 3:1
SHEET: 2 OF 5
DRAWN BY: S. Delano
FILE: CBT-QFN-7010 Dwg