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參數(shù)資料
| 型號(hào)： | PPS257-7B2004-V |
| 廠(chǎng)商： | THOMAS BETTS CORP |
| 元件分類(lèi)： | 插座 |
| 英文描述： | PGA257, IC SOCKET |
| 文件頁(yè)數(shù)： | 1/2頁(yè) |
| 文件大小： | 45K |
| 代理商： | PPS257-7B2004-V |
D
Thomas & Betts
1555 Lynnfield Road
Memphis, TN 38119
(901) 682-8221 FAX (901) 537-8805
D2
Quality & Innovation From The
Product Group
Number of
Contacts
Grid size
GM - Molded Thermoplastic Polyester
PS - Glass Epoxy
SM - Molded Standoffs (refer to fig. 1)
Pin
Selection
(Table 2)
Plating
Options
(Table 1)
Footprint
Options
(Pg. D23)
P
Part Number Example: PGM068-1A1132-V
HOW TO ORDER
PGM & PPS Series Pin Grid Array Sockets
FEATURES:
LIF & SUPERLIF Low insertion and withdrawal force contacts
Non-wicking closed bottom, precision sleeve protects 100% against flux
and solder contamination
Custom design capabilities
Available in molded plastic (PGM) and glass epoxy (PPS) insulators
Recognized under the Component Program of Underwriters
Laboratories, Inc. File E111362
High temperature insulators allow the sockets to be soldered with
vaporphase and infrared reflow soldering process
MATERIAL SPECIFICATIONS:
Insulator ........................ Thermoplastic polyester or glass epoxy,
UL rated 94V-0
Sleeve ............................ Machined brass/formed copper
Contact .......................... Beryllium copper
Sleeve Plating ................ See Table 1
Contact Plating .............. See Table 1
PERFORMANCE SPECIFICATIONS:
MECHANICAL
Vibration ........................ Passed MIL-STD-1344, Method 2005.1,
Condition V, D, 11.6 G’s (RMS)
Shock .............................. Passed MIL-STD-1344, Method 2004.1,
Condition C, 100 G’s
Durability ...................... Passed MIL-STD-1344, Method 2016, 50 cycles
Solderability .................. Passed MIL-STD-202F, Method 208
Insertion Force .............. Above 150 pins - 37 Grams (1.3 oz.) average with
SUPERLIF
a .018" (0,46) dia. polished steel pin
Insertion Force .............. Below 150 pins - 50 Grams (1.7 oz.) average with
LIF
a .018" (0,46) dia. polished steel pin
Withdrawal Force .......... Above 150 pins - 15 Grams (.52 oz.) average with
SUPERLIF
a .018" (0,46) dia. polished steel pin
Withdrawal Force .......... Below 150 pins - 20 Grams (.70 oz.) average with
LIF
a .018" (0,46) dia. polished steel pin
ELECTRICAL
Contact Resistance ........ 10 Milliohms
Contact Rating .............. 3 Amps
Capacitance .................... 1.0 pF per MIL-STD-202, Method 305
(contact to contact)
Insulation Resistance .... 5,000 Megohms min. @ 500 VDC per
MIL-STD-1344, Method 3003.1
Dielectric Withstanding
Voltage ...................... 1,000 Volts RMS per MIL-STD-1344,
Method 3001.1
ENVIRONMENTAL
Humidity ........................ Passed MIL-STD-1344, Method 1002, Type II
Operation Temperature .. Gold inner contact -55
°C to +125°C
Tin/lead inner contact -55
°C to +105°C
Thermal Shock .............. Passed MIL-STD-1344, Method 1003.1, Cond. A
PGM168-7A1715-V
PPS238-7A1916-V
V
Low Force, Six
Finger Contact
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