USB regulator specifications

nRF5340 Product Specification

Symbol Description Min. Typ. Max. Units
IUSB,QUIES

USB regulator quiescent current drawn from VBUS (USBD enabled)

170 µA
tUSBPWRRDY

Time from USB enabled to USBPWRRDY event triggered, VBUS supply provided

1 ms
VUSB33

On voltage at the USB regulator output (DECUSB pin)

3.0 3.3 3.6 V
RSOURCE,VBUS

Maximum source resistance on VBUS, including cable, when VDDH is not connected to VBUS

6 Ω
RSOURCE,VBUSVDDH

Maximum source resistance on VBUS, including cable, when VDDH is connected to VBUS

3.8 Ω
CDECUSB

Decoupling capacitor on the DECUSB pin

2.35 4.7 5.5 µF