Overview

The Waterproof Naked USB 2.0 Flash UDP Chip is a compact, lightweight, and highly adaptable flash storage solution. It’s ideal for integration into custom USB products, rubber molds, promotional devices, and embedded electronics. With capacities ranging from 4GB to 64GB and a waterproof design when encapsulated, this chip combines durability with dependable USB 2.0 performance.

Key Features

💧 Waterproof Once Encapsulated

Once sealed in silicone, plastic, or rubber enclosures, the UDP chip becomes waterproof, making it perfect for outdoor products, rugged use, and splash-resistant USB drives.

🧩 Naked UDP Design

Comes as a bare UDP chip (USB Disk in Package) — ultra-compact and without housing. Ideal for manufacturers creating custom-shaped or embedded flash storage devices.

🔌 USB 2.0 Compatibility

Supports stable USB 2.0 data transfer speeds and is compatible with most USB ports, including backward compatibility with USB 1.1.

💾 Multiple Capacities Available

Available in 4GB, 8GB, 16GB, 32GB, and 64GB — suitable for a wide range of applications from firmware distribution to multimedia storage.

🔐 Stable NAND Flash Memory

Built with reliable MLC or TLC NAND flash for secure and long-lasting data retention.

Specifications

Feature	Details
Product Type	Naked USB Flash Memory Chip (UDP Type)
Interface	USB 2.0
Storage Capacities	4GB, 8GB, 16GB, 32GB, 64GB
Chip Type	UDP (USB Disk in Package)
Read Speed	Up to 15 MB/s
Write Speed	Up to 6–10 MB/s
Form Factor	Bare chip, integrated controller + flash
Waterproof	Yes (once encapsulated)
Operating Temp.	0°C to 70°C
Storage Temp.	-40°C to 85°C
Compatibility	Windows, macOS, Linux, Android
Applications	Custom USBs, embedded products, novelty drives

Applications

Custom Shaped USB Drives – Use inside plastic, rubber, or silicone molds.
Embedded Systems – Suitable for small devices that require permanent onboard storage.
Promotional USBs – Cost-effective and customizable for bulk promotional giveaways.
Outdoor Use Products – Waterproof after encapsulation for added durability.

Advantages

✅ Compact size and lightweight
✅ Cost-effective for mass production
✅ Fully waterproof once sealed
✅ Plug-and-play compatibility
✅ No outer casing — perfect for custom designs

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