120943-1 TE Connectivity, 120943-1 Datasheet - Page 33

• Manufacturer Part Number: 120943-1
• Description: HARD METRIC CONNECTOR, RECEPTACLE, 3POS
• Manufacturer: TE Connectivity

Specifications of 120943-1

• Connector Type: Hard Metric (HM)
• No. Of Contacts: 3
• Gender: Receptacle
• Contact Termination: Right Angle Press Fit
• No. Of Rows: 1
• Contact Plating: Gold
• Contact Material: Copper Alloy
• Rohs Compliant: Yes
• Product Type: Connector
• Pcb Mounting Orientation: Right Angle
• Keyed: No
• Post Type: ACTION PIN
• Solder Tail Contact Plating: Matte Tin
• Number Of Positions: 3
• Contact Type: Socket
• Contact Base Material: High Current Copper Alloy
• Contact Plating, Mating Area, Material: Gold (50)
• Connector Style: Receptacle
• Housing Material: Polyester
• Housing Color: Gray
• Rohs/elv Compliance: RoHS compliant, ELV compliant
• Lead Free Solder Processes: Not relevant for lead free process
• Rohs/elv Compliance History: Always was RoHS compliant
• Lead Free Status / RoHS Status: Compliant

42
Catalog 1773096
Revised 2-10
www.tycoelectronics.com
Dimensions are in inches and
millimeters unless otherwise
specified. Values in brackets
are metric equivalents.
Power Connectors & Interconnection Systems
FLATPAQ Connector Product Specifications
Materials
Insulators
Power Blades
Power Sockets
Hot-Plug Power Sockets
& Active Guide Sockets
Signal Pin Contacts
Signal Socket Contacts
Passive Guide Pin
Active Guide Pin
Finishes
Contacts
Passive Guide Pin
Active Guide Pin
Electrical
Current Rating
Power Contacts
Current Rating,
Hot-Plug Power Contacts
Signal Contacts, 1 Amp
Signal Contacts, 3 Amp
Contact resistance
Insulation Resistance
Dielectric Strength
Mechanical
Insertion Force
Extraction Force
Contact Retention
(in insulator)
Durability
Operating Temperature
Recommended PCB Hole
Press-Fit Tooling
Marking
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
PPA, UL 94V-0 flammability rated, color black
Copper alloy
Phosphor Bronze
Crown Bands: Beryllium Copper
Holder: Phosphor Bronze
Solder termination: Brass
Press-fit: Phosphor Bronze
1 Amp: Phosphor Bronze
3 Amp: Beryllium Copper
Brass
Copper alloy
Selectively plated gold
(30 microinches minimum) with tin
on terminations, all over nickel
Nickel
Silver
UL
CUR/CSA
UL
CUR/CSA
UL
CUR/CSA
UL
CUR/CSA
Power
Signal
Power
Signal
Power
Signal
Power
Signal
-40 to +105° C
Finished hole: 0.040 +/- .0030″ dia. (1.02 +/- .08 mm dia.)
Drilled hole: 0.0453 +/- .0005″ dia. (1.15 +/- .013 mm dia.)
Copper Plate: 0.0010″ (.025 mm) min. per surface
Tin Plate: 0.0003″ (.008 mm) min. per surface
Press fixture is recommended for compliant press-fit assemblies.
Consult Tyco Electronics for tool drawing
Connectors are marked with manufacturer’s logo, part number and lot code
USA: 1-800-522-6752
Canada: 1-905-470-4425
Mexico: 01-800-733-8926
C. America: 52-55-1106-0803
45 Amp
32.5 Amp
35 Amp at 250V, 50 cycles
20 Amp at 250V, 50 cycles
1 Amp, 250 VAC
1 Amp, 250 VAC
3 Amp, 250 VAC
2.5 Amp, 250 VAC
2 mΩ maximum initial, (3 mΩ maximum
after 500 cycles durability), at 35A per
MIL-STD-1344, Method 3004
15 mΩ maximum initial, (30 mΩ maximum
after 500 cycles durability), at 100mA, 20
mV, per MIL-STD-1344, Method 3002
5,000 MΩ minimum at 500VDC for 2 minutes, per
MIL-STD-1344, Method 3003
1,500 VDC for 1 minute, per MIL-STD-1344,
Method 3001
4.0 lbf (17.8 N) maximum
5.0 ozf (1.4 N) maximum, using .0305″ (.775 mm)
diameter steel test pin
1.0 lbf (4.4 N) minimum
0.5 ozf (0.1 N) minimum, using .0295″ (.749 mm)
diameter steel test pin
10.0 lbf (44.4 N) minimum
5.0 lbf (22.2 N) minimum
500 Cycles, per MIL-STD-1344, Method 2016
South America: 55-11-2103-6000
Hong Kong: 852-2735-1628
Japan: 81-44-844-8013
UK: 44-(0)8002-67666