Micro-Fit TPA Receptacle Datasheet by Molex

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molex
Applications
Terminal position assurance
(TPA) feature with integrated
secondary lock
Eliminates terminal back-
outs resulting from improper
assembly
Fully polarized housings
Assures proper mating
orientation. Compatible with
existing headers and plugs
Micro-Fit TPA Dual-Row
Receptacle and Plug, Mated
Micro-Fit TPA W-to-W, W-to-B
and B-to-B Connector Family
Micro-Fit TPA Connector Family ensures proper terminal insertion and prevents
accidental back-outs for wire-to-wire, wire-to-board and board-to-board
configurations, with single-row components delivering a one-piece solution and the
double-row a two-piece retainer
Consumer / Home Appliance
Harness manufacturers
Appliances
Data / Computing
Harness manufacturers
Desktops
Workstations
Power supplies
Uninterruptible Power Supply (UPS)
Telecommunications / Networking
Harness manufacturers
Servers
Routers
Switches
Automotive / Commercial Vehicle
Harness manufacturers
Non-sealed applications
Inside devices
Features and Benefits
Servers Work Station Refrigerator
Compatible with all existing Micro-Fit 3.0 headers and plugs
Enables running change implementation to incorporate the TPA design. Removes the need to change
both sides of the interface or to make significant revisions or investments in their applications
Single-row
receptacle
incorporates a
1-piece housing and
terminal lock design
No secondary pieces,
reducing SKUs
Cross Section Showing TPA Feature
Activated in the Single-Row
Receptacle
Fully isolated contacts
on each side of the interface
Prevents potential arcing
Single- and dual-row, wire-to-wire and
wire-to-board configurations immediately
available in multiple circuit sizes
Provides wide range of design flexibility, and
supports rapid implementation
New tang-less terminals
Avoids snagging during mating
Both custom and off-the-
shelf assemblies available
Provides quick availability for
development and production
programs and customized
versions for final designs
molex
©2017 MolexOrder No. 987651-3501 Rev. 2 USA/0k/GF/2017.09
Ordering Information
Specifications
REFERENCE INFORMATION
Packaging:
UL File No.: E29179
CSA File No.: LR19980
Mates With:
Micro-Fit TPA Single-Row Receptacles mate with
Micro-Fit TPA Single-Row Plugs (series 200875),
Micro-Fit 3.0 Single-Row Plug (Series 43640) and
Header (Series 43650);
Micro-Fit 3.0 Dual-Row Plug Housing
(Series 43020) and Header (Series 43045 and
44914)
Terminal Used: Micro-Fit 3.0 female crimp terminals
(Series 43030, 46235); Micro-Fit male crimp
terminals (Series 43031)
Designed In: Millimeters
RoHS: Yes
Halogen Free: Yes (non-Glow-Wire versions)
Glow Wire Compliant: Option Available, Contact Molex
ELECTRICAL
Voltage (max.): 600V
Current (max.):5.0 to 10.0A (Please see product
specifications; determined by terminal used)
Contact Resistance (max.):10 milliohms
Dielectric Withstanding Voltage: <5mA
Insulation Resistance (min.): 1,000 Megohms
MECHANICAL
Contact Insertion Force (max.): 14.7N per contact
Contact Retention to Housing (min.): 24.5N
Mating Force (max.): 8N per circuit
Unmating Force (min.): 3.7N per circuit
Durability (max.):typically 30 cycles, refer to product
specifications
PHYSICAL
Housing: Nylon
Contact: Various
(Phosphor Bronze, Copper Alloy – see Product
Specifications for Particular Connector System)
Operating Temperature: -40 to +105°C
Series No. Component Configuration
171850 TPA Single-Row Receptacle (mates with 43640, 43650)
Wire-to-Wire, Wire-to-Board
172952 TPA Dual-Row Receptacle (mates with 43020, 43045, 44914)
172953 TPA Retainer 2 Parts per Receptacle; Same Part Number
200875 Plug (Mates with 171850 and Micro-Fit 3.0 Receptacle 43645) Wire-to-Wire
www.molex.com/link/microfit30.html
Micro-Fit TPA W-to-W, W-to-B
and B-to-B Connector Family
Molex is a registered trademark of Molex, LLC in the United States of America and may be registered in other countries; all other trademarks listed herein belong to their respective owners.
Receptacles and TPA Retainers
Series No. Component Wire Gauge (AWG)
43031 Male Terminal (Use with Housing Series 200875)
20 to 30
43030 Female Terminal (use with Receptacle Series 171850, 172952)
Series No. Rows Component Configuration Circuits
Contact Molex
Single
Receptacle Wire-to-Wire, Wire-to-Board
8 to 12
Dual 16 to 24
Series No. Product Circuits Lengths (m)
45132 Off-the-Shelf Micro-Fit TPA Discrete Wire Cable Assemblies 4, 6, 8 1.0, 1.5, 3.0
Terminals
Off-the-Shelf Cable Assemblies
AVAILABLE OPTIONS: OTHER CIRCUIT SIZES

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