From b3ecf3f8b70fdbfa6ad58fb23936d175983be9ce Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?King=20K=C3=A9vin?= Date: Mon, 17 Feb 2020 10:08:40 +0100 Subject: [PATCH] schematic: add power input note --- hardware/usb_cable_tester.sch | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hardware/usb_cable_tester.sch b/hardware/usb_cable_tester.sch index 9dda22f..5ea4965 100644 --- a/hardware/usb_cable_tester.sch +++ b/hardware/usb_cable_tester.sch @@ -3202,7 +3202,7 @@ device=BSS84 T 9900 20800 5 10 0 0 180 6 1 category=transistor T 10500 21300 5 10 0 1 0 0 1 -note=when VUSB is not present, the gate is pulled low to allow powering the device using the battery (bypassing the body diode). when VUSB is present, the gate is tied high, disable the transistor. the body diode prevents VUSB to mis-charge the battery. +note=when VUSB is not present, the gate is pulled low to allow powering the device using the battery (bypassing the body diode). when VUSB is present, the gate is tied high, disable the transistor. the body diode prevents VUSB to mis-charge the battery. it also protects from reversing the polarity on the battery connector. } C 9600 21800 1 0 0 vcc-1.sym N 9700 21800 9900 21800 4