Yamaichi NP178-64401-1 Pin grid array /zero insertion force (pga/zif - interstitial) Datasheet

NP178 Series (Open Top) Pin Grid Array /Zero Insertion Force (PGA/ZIF - Interstitial)
Specifications
Part Number (Details)
1,000MW min. at 500V DC
Insulation Resistance:
Dielectric Withstanding Voltage: 700V AC for 1 minute
Contact Resistance:
30m W max. at 10mA/20mV max.
Operating Temperature Range: –55°C to +170°C
Contact Force:
30g min. per pin at minimun
displacement of 0.45mm
90g max. per pin at maximum
displacement of 0.8mm
NP178 - 644 01 Series No.
No. of Contact Pins
Design Number
Matching IC Diameter /Socket Pin Length
1: L = 3.3
1 : Æ0.35±0.05
2: L = 3.8
2 : Æ0.45±0.05
Materials and Finish
Housing:
Contacts:
Plating:
- **
*
Polyetherimide (PEI), glass-filled
Beryllium Copper (BeCu)
Gold over Nickel
MF =Flanged
Unmarked = Not Flanged
Outline Socket Dimensions
Recommended PC Board Layout
Top View from Socket
NP178-64401-*-**
D
45.5
26.5
644-Æ0.7
4- Æ2.2
22.45±0.05 23.05±0.05
1.27±0.05
22.86±0.05
1.27x36=45.72±0.1
27.1
1.27
+0.1
0
27.1±0.05
3-Æ1.5
78.00±0.1
26.0±0.05
24.0±0.05
26.5±0.05
A
B
C
1.27±0.05
+0.1
0
1.27x36=45.72±0.1
14.3±0.05
79.00±0.1
52.0±0.1
3-Æ1.5
+0.1
0
NP178-72002-*-**
1.5
Æ1.45
720-Æ0.7
4- Æ2.2
+0.1
0
28.35±0.05
1.27x38=48.26±0.1
Initial Position of Cover
24.5
1.27±0.05
23.70±0.05 24.30±0.05
4- Æ2.2
+0.1
0
27.75±0.05
1.27±0.05
Æ3.0 Depth 3.0
1.27x38=48.26±0.1
1.30±0.05
+0.1
0
14.75±0.05
18.5
Outline IC Dimensions
Pressed Down Position of Cover
G
E
T 0.2 x W 0.5
L: 1 = 3.3
2 = 3.8
H
F
Part Number
Grid
Size
Pin
Count
NP178-64401-*-**
NP178-72002-*-**
19 x 19
20 x 20
644
720
Test & Burn-In
Socket Dimensions
C
D
B
A
78.0
79.0
74.0 1.27x36=45.72
75.0 1.27x38=48.26
67.0
69.5
E max.
IC Dimensions
F
G
H
50.0 45.72
52.8 48.26
SPECIFICATIONS ARE SUBJECT TO ALTERATION WITHOUT PRIOR NOTICE – DIMENSIONS IN MILLIMETER
2.54~5.9
2.54~5.9
1.27
1.27
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