# USB Powered-B connector

> a class of legacy USB connectors that preceded USB-C (“B” indicating the peripheral device end)

**Wikidata**: [Q133868546](https://www.wikidata.org/wiki/Q133868546)  
**Source**: https://4ort.xyz/entity/usb-powered-b-connector

## Summary
The USB Powered-B connector is a legacy USB connector that preceded USB-C, designed for peripheral devices. It is part of the USB 3 Standard Type-B connector class and was officially named by the USB Implementers Forum. It was replaced by USB-C and differs from the USB 3 Standard-B connector.

## Key Facts
- Part of the USB 3 Standard Type-B connector class
- Preceded the USB-C connector
- Officially named by the USB Implementers Forum
- Replaced by USB-C
- Different from the USB 3 Standard-B connector
- Includes both plug and receptacle variants
- Standardized in USB 3.1 and USB 3.2 specifications
- Part of the legacy USB connector family

## FAQs
### Q: What is the difference between USB Powered-B and USB-C?
A: The USB Powered-B connector is a legacy connector that preceded USB-C, while USB-C is the modern standard that replaced it. USB Powered-B is part of the USB 3 Standard Type-B class.

### Q: Who standardized the USB Powered-B connector?
A: The USB Powered-B connector was standardized by the USB Implementers Forum.

### Q: What replaced the USB Powered-B connector?
A: The USB Powered-B connector was replaced by the USB-C connector.

### Q: What are the variants of the USB Powered-B connector?
A: The USB Powered-B connector includes both plug and receptacle variants.

### Q: What is the relationship between USB Powered-B and USB 3 Standard Type-B?
A: The USB Powered-B connector is part of the USB 3 Standard Type-B connector class.

## Why It Matters
The USB Powered-B connector was an early implementation of USB technology, designed to provide power and data transfer to peripheral devices. It was part of the USB 3 Standard Type-B class and was officially named by the USB Implementers Forum. The connector was replaced by USB-C, which introduced a more versatile and reversible design. The USB Powered-B connector played a significant role in the evolution of USB standards, paving the way for the modern USB-C standard. Its legacy continues to influence the design of modern connectors, emphasizing the importance of backward compatibility and standardization in technology.

## Notable For
- Being part of the USB 3 Standard Type-B connector class
- Preceding the USB-C connector
- Being officially named by the USB Implementers Forum
- Including both plug and receptacle variants
- Being replaced by USB-C

## Body
### Overview
The USB Powered-B connector is a legacy USB connector that preceded the USB-C standard. It is part of the USB 3 Standard Type-B connector class and was officially named by the USB Implementers Forum.

### Variants
The USB Powered-B connector includes both plug and receptacle variants, designed for peripheral devices. These variants were part of the legacy USB connector family and were standardized in the USB 3.1 and USB 3.2 specifications.

### Replacement
The USB Powered-B connector was replaced by the USB-C connector, which introduced a more versatile and reversible design. This transition marked a significant evolution in USB standards, emphasizing the importance of backward compatibility and standardization.

### Standardization
The USB Powered-B connector was standardized by the USB Implementers Forum, which played a key role in its development and official naming. The connector's specifications were documented in various USB standards, including USB 3.1 and USB 3.2.

### Legacy
The USB Powered-B connector remains a notable part of USB history, influencing the design of modern connectors. Its legacy continues to shape the evolution of USB technology, highlighting the importance of backward compatibility and standardization.

## References

1. [Source](https://www.usb.org/document-library/usb-31-legacy-cable-and-connector-revision-10)
2. [Source](https://www.usb.org/document-library/usb-type-cr-cable-and-connector-specification-release-24)
3. [Source](https://www.usb.org/document-library/usb-32-revision-11-june-2022)
4. [Source](https://www.usb.org/document-library/usb-type-cr-connectors-and-cable-assemblies-compliance-document-rev-21b)
5. [Source](https://www.usb.org/document-library/universal-serial-bus-31-legacy-connectors-and-cable-assemblies-compliance-document)