5033981892

Memory Card Connectors 1.10MM MICRO SD PUSH-PUSH

5033981892 – 1.10mm microSD™ Push-Push Connector – Molex

Streamline memory card integration with the Molex 5033981892 microSD™ push-push connector. Engineered for space-constrained designs, this surface-mount connector ensures reliable data transfer and secure card retention in portable electronics. PCX supplies this industry-standard component with guaranteed stock availability and rapid shipping.

Key Features

• Card Compatibility: Supports Secure Digital microSD™ cards
• Compact Design: Ultra-low 1.28mm height above board
• Secure Mechanism: Push-push insertion/ejection with integrated switch detection
• Robust Contacts: Gold-plated (0.50µm thickness) for corrosion resistance
• Mounting: Right-angle surface mount (SMT) for PCB space optimization
• Durability: 9-position (8+1) connector with ejector system

Technical Specifications

• Manufacturer Series: Molex 503398
• Contact Finish: Gold (19.7µin / 0.50µm)
• Operating Temperature: Standard industrial range (see datasheet)
• Mounting Orientation: Normal, Standard – Top
• Compliance: Meets industry standards for memory card interfaces

Common Applications

• Smartphones, tablets, and wearable devices
• Portable medical monitoring equipment
• Industrial handheld scanners and data loggers
• Automotive infotainment and telematics systems
• IoT sensors and edge computing modules

About Molex

Molex, a global leader in electronic solutions, delivers innovative connectivity products trusted by Fortune 500 manufacturers. With over 80 years of engineering expertise, they specialize in high-reliability interconnects for demanding environments, from consumer electronics to automotive applications.

Molex maintains rigorous quality certifications (ISO/TS 16949, ISO 14001) and invests heavily in R&D. Their components undergo extensive validation testing, ensuring consistent performance in vibration-prone, high-temperature, or moisture-exposed scenarios. This commitment positions Molex as a go-to supplier for mission-critical designs.

About Memory Card Connectors

Memory card connectors enable removable storage in compact electronic devices, providing critical flexibility for data expansion, firmware updates, and media transfer. These interfaces must maintain precise mechanical alignment and electrical contact integrity despite frequent card insertion cycles.

High-quality connectors like microSD™ sockets feature optimized contact geometries and latching mechanisms to prevent data corruption from accidental disconnects. As devices shrink, low-profile SMT designs with push-push mechanisms have become essential for modern PCB layouts, balancing durability with minimal z-height requirements.

Packaging Options

Available in Tape & Reel (TR), Cut Tape (CT), and Digi-Reel® formats for automated assembly. Specify your preference at checkout for optimized production handling.

Frequently Asked Questions

Q: Is this connector compatible with microSDHC/microSDXC cards?
A: Yes, it supports all microSD™ form factors including microSDHC and microSDXC.

Q: What is the estimated mating cycle durability?
A: Molex rates this series for 10,000 insertion/removal cycles minimum.

Q: Does it include card detection switching?
A: Yes, the integrated switch detects card insertion/ejection status.

Q: Can I mount this on flexible PCBs?
A: While designed for rigid PCBs, it’s compatible with qualified flex circuits when proper strain relief is implemented.

Q: Are there recommended keep-out zones for PCB layout?
A: Refer to the Molex datasheet for exact footprint and clearance requirements.

Q: How does gold plating improve performance?
A: The 0.50µm gold finish prevents oxidation, ensuring stable contact resistance across temperature/humidity variations.

⚠️ Note: Product images are representational. Confirm specifications via datasheet.
Download Datasheet: PCX-Hosted Datasheet

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