2.1mm 5VDC Barrel Jack to USB C Adapter

Passive adapter with a 5.5mm/2.1mm DC barrel jack socket and a USB-C plug. Allows a standard barrel-jack 5V wall adapter to power a USB-C device.

Logical pinout · physical placement not verified

2.1mm barrel jack input
Input side of the adapter. Adafruit describes the product as a 2.1mm 5VDC barrel jack to USB-C adapter and says to plug it onto the end of a 2.1mm 5VDC barrel jack.
Type · PowerVoltage · 5VDC input, source page wording
USB-C plug output
USB-C plug side used to power a USB-C device from the 2.1mm 5VDC barrel-jack supply. Source page states it turns the barrel jack into USB-C for power.
Type · PowerVoltage · 5VDC output from the connected barrel-jack supply, source page wording

Pin	Type	Function	Voltage
2.1mm barrel jack input	Power	Input side of the adapter. Adafruit describes the product as a 2.1mm 5VDC barrel jack to USB-C adapter and says to plug it onto the end of a 2.1mm 5VDC barrel jack.	5VDC input, source page wording
USB-C plug output	Power	USB-C plug side used to power a USB-C device from the 2.1mm 5VDC barrel-jack supply. Source page states it turns the barrel jack into USB-C for power.	5VDC output from the connected barrel-jack supply, source page wording

Logical pinout · physical placement not verified

Pin details

2 connections

2.1mm barrel jack input
Input side of the adapter. Adafruit describes the product as a 2.1mm 5VDC barrel jack to USB-C adapter and says to plug it onto the end of a 2.1mm 5VDC barrel jack.
PowerVoltage · 5VDC input, source page wording
USB-C plug output
USB-C plug side used to power a USB-C device from the 2.1mm 5VDC barrel-jack supply. Source page states it turns the barrel jack into USB-C for power.
PowerVoltage · 5VDC output from the connected barrel-jack supply, source page wording

Start wiring

3.3 V · 5 V · Module

The family now includes 9 V wall adapters at 650 mA, 1 A and 2.55 A. The voltage class matches, but current headroom, plug region, connec…

Module pins: 2.1mm barrel jack input, USB-C plug output. Schematik maps them to your board in the app.

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