Adafruit
USB-C PD to 5.5/2.1mm Barrel Jack Adapter - 20V
· MPN: ADA6033
This handy adapter lets you power compatible gear with a 5.5mm / 2.1mm DC barrel socket from a USB-C PD source. It is useful when you want to use a modern US...
This handy adapter lets you power compatible gear with a 5.5mm / 2.1mm DC barrel socket from a USB-C PD source. It is useful when you want to use a modern USB-C power supply with equipment that expects a standard barrel jack input.
Because USB-C is reversible, the adapter can be flipped around to work as either a left-angle or right-angle connection. It provides 20V DC output at up to 3A, depending on what your USB PD power adapter can supply.
Please check your power supply and device before use. If the USB PD supply does not explicitly support 20V output, this adapter will provide another lower voltage instead. The barrel output is centre positive, which is the most common configuration.
Specifications:
- USB side: USB Type C 3.1 5V cable connection
- Barrel side: 5.5mm / 2.1mm DC barrel socket/device connection
- Output voltage: 20V DC
- Output current: up to 3A (or whatever the power adapter can do)
- Polarity: centre positive
- Embossed marking: "19.5V"
- USB PD note: "19.5V" is not a valid and known USB PD option; they mean 20V
- Power supply requirement: if your USB PD power supply does not explicitly have 20V out, this cable will provide some other lower voltage
If you need centre negative output, use a 5.5mm / 2.1mm DC barrel polarity reversing cable adapter on the end.
Jargon buster
Plain-language definitions for the technical terms used above.
- USB-C
- A modern reversible USB connector used for power and data connections. On this product it matters because it can connect directly to a computer as well as to a microcontroller project.
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