Chip flash USB

What is a USB Flash Chip?

Il USB flash drive chip is the core component of a Unità USB, used for data storage, reading, and transmission. It consists of two types: the controller chip and the flash memory chip. This chip acts as the “brain” of the USB drive.
Once soldered onto the PCB circuit board, it becomes what is commonly referred to as a USB drive semi-finished product. The USB semi-finished product has completed the assembly of its core components but has not undergone final processes such as housing assembly, interface soldering, and functional testing.
Components of USB Flash Drive Semi-Finished Products:
Controller Chip: Manages data transmission
Flash Memory Chip: Stores actual data
PCB : Board for chip mounting; some may have pre-soldered interfaces but lack a complete casing and final testing/calibration.

Types of Flash Memory Chips

SLC

Memory with a single-level cell is capable of storing only 1 bit of data per cell. Thanks to this arrangement, the highest write and read speed among all types of flash memory is achieved, due to the two threshold voltage values. Also, the memory has a high durability when rewriting – 50,000 cycles.

QLC

Memory with a four-level cell. To accommodate 4 bits in one cell, 16 threshold voltage values are used. As a result, the memory speed is further reduced, as the control controller takes longer to determine the combination of recorded bits. The resource of QLC memory cells has decreased by a factor of two relative to MLC.

TLC

Memory with a three-level cell that allows you to fit 3 bits of data in one cell. For the implementation, it was necessary to enter 8 values of the threshold voltage, which reduced the memory speed by about 1.5 times relative to the MLC type. Simultaneously with the drop in the speed of operation, the resource of cells decreased to 1000-1500 cycles. At the same time, the density of the chips increased by 3 times, which had a positive impact on the cost of production.

MLC

Memory with a multi-level cell that allows you to store 2 bits of data in a single cell. For this purpose, 4 threshold voltage values are used. As a result, the speed of memory operation decreased by 1.5-2 times when compared with SLC, since the control controller requires more time to determine the recorded bit. The resource of the cells has decreased to 3000 cycles, because to write data, you need to overwrite all 4 values of the threshold voltage in the cell.

USB Flash Drive PCBA

This is the standard connector. It is found on one end of almost every USB cable.It’sUnfortunately, it’s a rectangular connector that only fits in one way.You’ll find several USB-A ports on laptops and desktops. In addition, many TVs, game systems, cars, media players, and other devices have one or more. Unfortunately, a cable with USB-A on both sides is hard to find.

Free design, free samples ,contact us：info@yousanusb.com

Type-C Interface USB Chip PCB

USB-C is one of the newest USB standards. The USB-C cable provides a direct connection between devices that both have USB-C ports, instead of older cables that usually had a USB-A port on one end and a different type on the other.

USB 2.0/USB 3.0/3.1 Gen1 UDP

Based on the interface and length of USB flash drive connectors, they are primarily categorized into three types: USB 2.0 connectors, USB 3.0/3.1 Gen1 connectors, and Type-C connectors (including dual-interface types).

Free design, free samples ,contact us：info@yousanusb.com

Type-C Interface UDP(Includes Dual Ports)

USB Flash Chip Main Solutions

USB Flash Chip is a versatile and essential product that caters to the needs of various industries and individuals. With its reliable data storage, fast transfer speed, and compact size, it has become an indispensable tool in today’s digital world. Choose PCBA’s Flash wholesale USB flash chip and experience the convenience and efficiency it offers.

1. Business and Office Use

In today’s fast-paced business world, USB Flash Chip has become an essential tool for professionals. With its compact size and large storage capacity, it is an ideal choice for storing and transferring important documents, presentations, and other work-related files. It also allows for easy sharing and collaboration among team members.

2. Education

USB Flash Chip is widely used in educational institutions, from schools to universities. It is an essential tool for students and teachers to store and transfer study materials, lectures, and presentations. With its small size, students can easily carry it around and access their files anytime, anywhere. It also reduces the need for physical storage devices, such as CDs or DVDs, making it a more eco-friendly option.

3. Entertainment

USB Flash Chip is not just limited to work or education, it is also a popular choice for entertainment purposes. With its large storage capacity, it can store a vast amount of media files, such as music, videos, and photos. It is a convenient way to carry and transfer media files, making it a favorite among travelers and people on-the-go.

Capacity and Speed Standards

Product capacity and speed standards
1. Standards of product capacity and product speed:
Capcity	The Highest	The Minimum	Format	USB 2.0 Speed		USB 3.0 Speed
Capcity	Capacità	Capacità	Format	Writing	Reading	Writing	Reading
64MB	63MB	58MB	FAT	2MB-6MB	4MB-10MB
128MB	125MB	115MB	FAT	2MB-6MB	4MB-10MB
256MB	250MB	238MB	FAT	2MB-6MB	4MB-10MB
512MB	505MB	470MB	FAT	2MB-6MB	8MB-15MB
1GB	1008MB(0.98GB)	950MB	FAT	3MB-8MB	9MB-15MB
2GB	2008MB(1.98GB)	1800MB(1.75GB)	FAT	3MB-8MB	9MB-15MB
4GB	4008MB(3.91GB)	3800MB(3.71GB)	FAT32	3.5MB-8MB	10MB-16MB
8 GB	8100MB(7.91GB)	7600MB(7.42GB)	FAT32	3.5MB-8MB	12MB-16MB	12MB-20MB	30MB-50MB
16GB	15360MB(15GB)	14800MB(14.4GB)	FAT32	4MB-9MB	12MB-17MB	12MB-20MB	30MB-50MB
32 GB	32256MB(31.5GB)	29500MB(28.8GB)	FAT32	4MB-9MB	12MB-17MB	12MB-20MB	30MB-50MB
64 GB	64512MB(63GB)	58990MB(57.6GB)	FAT32	6MB-10MB	12MB-20MB	15MB-30MB	50MB-80MB
128 GB	126976MB(124GB)	118784MB(116GB)	FAT32/NTFS	10MB-15MB	15MB-20MB	20MB-35MB	60MB-90MB
256 GB	257000MB(250GB)	236800MB(231GB)	FAT32/NTFS	15MB-20MB	20MB-25MB	30MB-40MB	70MB-100MB
512 GB	513800MB(500G)	482400MB(471GB)	FAT32/NTFS	15MB-20MB	20MB-25MB	35MB-45MB	70MB-100MB
1TB	127600MB(1000G)	962600MB(940GB)	FAT32/NTFS	15MB-20MB	20MB-25MB	40MB-50MB	80MB-100MB
2.Remark
1) Above reference content, customer copy file order, the used space shall be determined according to customer’s file size.
2) Document comparison test (H2) acceptable range of loss within 50KB, defect rate should not exceed 5%, more than bad.

Our Custom USB Flash Chips

Our flash chips are manufactured by a leading PCBA SMT manufacturer, ensuring that you get the best quality products every time. We use only the highest quality UDP flash chips, ensuring that you get a fast and reliable data transfer experience every time you use your flash chip.

USB Flash Chip FAQ

1、What is The Flash Chips Test Process?

1. Chips Test

2. SMT

3. Weeding

4. QC PCBA / UDP

5. MP-TOOL

6. H2 Test

7. Format

8. Print / Laser

9. Assemble

10. Test Capacity

11. Clear / QA

12. Packing

2、 Could we order a sample for testing quality before bulk order?

Sample order is acceptable. We support to send out 1pcs sample.

3、What testing software do you flash chips use?

All of our flash chips are passed the H2 testing; we promise 100% passed the H2 software.

4、What certification does your factory have?

We have: CE, FCC, ROHS certificate, we factory also have SGS audit.

5、What material of Mini UDP Flash Chips 3.0 ?

Item No: MINI UDP shapes

Advantage: MINI UDP can put on gasket, put into metal case, can put into metal + plastic change to normally PCBA

MINI UDP are waterproof

Storage Capacity: 1G/2G/4G/8G/16G/32G/64G/128G

Body color: Black

Logo: LASER

Material: Plastic

USB size: 15*11.2*1.5MM

Chips Name: Toshiba/Samsung/SanDisk/Hynix/Micron,etc

IC Name: Alcor/Chipsbrand/SMI/ITE,etc

Chips Test: All passed H2 testing (Grade A chip, full Memory)

Certificate: CE/FCC/ROHS

Writing Speed: USB 2.0 4-10MB/S

Reading Speed: USB 2.0 8-15MB/S

Data Retention: 10 Years

Warranty: 1 Year

Environment Temperature: -40°C – +70°C.

Storage Temperature: -50°C – +80°C.

Operating: Win98/ME/2000/XP/Vista/win7/win8/Mac OS 9.X/Linux2.4, etc

6、What are the Packaging and Shipping for USB Flash Chip?

The USB Flash Chip is carefully packaged to ensure its safe arrival at your doorstep. The following packaging and shipping details will give you an overview of how your product will be delivered.

Packaging:

The USB Flash Chip is sealed in a protective anti-static bag to prevent any damage during transportation.
The bag is then placed in a sturdy cardboard box to provide additional protection.
The box is sealed with tape to ensure the product does not fall out during transit.
Inside the box, the product is placed in a foam or bubble wrap cushion to further safeguard it.
The packaging is designed to be compact and lightweight to minimize shipping costs.

Shipping:

Our standard shipping method for the USB Flash Chip is through reliable courier services such as DHL, FedEx, or UPS. The estimated shipping time will be provided to you at the time of purchase.

We also offer expedited shipping options for urgent orders, at an additional cost. Please contact our customer service team for more information on expedited shipping.

For international orders, please be aware that there may be customs fees or taxes depending on your country’s regulations. These fees will be the responsibility of the customer.

Once your order has been shipped, you will receive a tracking number to monitor the delivery status of your package.

We take great care in packaging and shipping our products, but in the unlikely event that your product arrives damaged, please contact us immediately for assistance.

Thank you for choosing our USB Flash Chip. We hope it will serve you well for years to come!

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Chip flash USB

What is a USB Flash Chip?

Types of Flash Memory Chips

SLC

QLC

TLC

MLC

USB Flash Drive PCBA

Free design, free samples ,contact us：info@yousanusb.com

Type-C Interface USB Chip PCB

Type-c USB Flash Chip

3IN1 OTG USB Flash PCBA

Fingerprint USB Flash Chip

USB3.0 Type-c USB Chip

USB 2.0/USB 3.0/3.1 Gen1 UDP

Free design, free samples ,contact us：info@yousanusb.com

Type-C Interface UDP(Includes Dual Ports)

Type-C MUDP 2.0

Type-C MUDP 3.0

Type-C UDP 3.0（Andriod）

Type-C UDP 3.0

USB Flash Chip Main Solutions

Capacity and Speed Standards

Our Custom USB Flash Chips

USB Flash Chip FAQ

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