UM-LR-PC(43) Equivalent & Substitute Parts

Part Overview

The UM-LR-PC(43) is a U.FL (UMCC) Connector Receptacle manufactured by Hirose Electric Co Ltd, designed for 50 Ohm coaxial RF applications. This through-hole, right-angle solder connector operates at frequencies up to 3 GHz and is rated for 500 mating cycles. The part is currently in Last Time Buy status, indicating discontinued production. Identifying equivalent substitute parts is necessary to ensure design continuity and maintain supply chain reliability for applications requiring this connector specification.

Substiute Parts

UM-LR-PC(43)

Hirose Electric Co LtdIn Stock: 1177UM-LR-PC(43) Datasheet

Current PartRFQ

UM-LR-PC-4(40)

Hirose Electric Co LtdIn Stock: 1107UM-LR-PC-4(40) Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

The UM-LR-PC-4(40) qualifies as a parametric equivalent to the UM-LR-PC(43) based on the following critical substitution criteria:

Matching Parameters:

• Connector Style: U.FL (UMCC)
• Connector Type: Receptacle, Male Pin
• Impedance: 50 Ohms
• Mounting Type: Through Hole, Right Angle
• Contact Termination: Solder
• Shield Termination: Solder
• Frequency - Max: 3 GHz
• Operating Temperature: -30°C ~ 85°C
• Mating Cycles: 500
• Dielectric Material: Polytetrafluoroethylene (PTFE)
• Center Contact Material: Brass
• Body Material: Brass
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)

The UM-LR-PC-4(40) maintains identical electrical and mechanical specifications, making it suitable for direct substitution in applications currently using the UM-LR-PC(43).

Parameter Comparison

Engineering Selection Recommendations

The UM-LR-PC-4(40) is the direct parametric equivalent for the UM-LR-PC(43). Both parts are manufactured by Hirose Electric Co Ltd and maintain identical electrical and mechanical specifications across all critical parameters. The primary distinction is product status: the UM-LR-PC(43) is in Last Time Buy status, while the UM-LR-PC-4(40) is Active. Both parts are ROHS3 Compliant and carry identical certifications (ECCN: EAR99, HTSUS: 8536.69.4010).

For new designs or ongoing production requiring U.FL (UMCC) receptacle connectors with 50 Ohm impedance and through-hole right-angle solder termination, the UM-LR-PC-4(40) is the recommended selection due to its active product status and continued availability.

Frequently Asked Questions (FAQ)

Q: Can the UM-LR-PC-4(40) be used as a direct replacement for the UM-LR-PC(43)?

A: Yes. Both parts share identical electrical and mechanical specifications, including connector style, impedance, mounting type, frequency rating, and operating temperature range. Direct substitution is supported without design modification.

Q: What is the difference between UM-LR-PC(43) and UM-LR-PC-4(40)?

A: The parts are parametrically equivalent. The primary difference is product lifecycle status: UM-LR-PC(43) is Last Time Buy, while UM-LR-PC-4(40) is Active. Both maintain the same performance characteristics and certifications.

Q: Are both parts RoHS compliant?

A: Yes. Both the UM-LR-PC(43) and UM-LR-PC-4(40) are ROHS3 Compliant.

Q: What is the maximum frequency rating for these connectors?

A: Both parts are rated for frequencies up to 3 GHz.

Q: What is the operating temperature range?

A: Both parts operate within the range of -30°C to 85°C.

Q: How many mating cycles are these connectors rated for?

A: Both parts are rated for 500 mating cycles.

Q: What packaging is available for these parts?

A: Both parts are supplied in Bag packaging.