From 4a661213c416a3de5dd83ed0c947245a74400235 Mon Sep 17 00:00:00 2001 From: Brendan Haines Date: Fri, 15 Nov 2024 19:29:01 -0700 Subject: [PATCH] add power information for camera --- resource/camera/README.md | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/resource/camera/README.md b/resource/camera/README.md index 5292c77..3babea9 100644 --- a/resource/camera/README.md +++ b/resource/camera/README.md @@ -12,6 +12,29 @@ ON Semiconductor LUPA3000 HR10A-7P-4S(73) or HR10-7P-4S(73) look like the right mating connector. Pinout is unknown, I will likely need to open the camera to determine how to wire it. +Pin | Wire Color | PCB Connection +---|---|--- +1, 2 (right when looking into camera connector with key up) | Black | CN1 pin 2 +3, 4 | Green | CN1 pin 1 + +CN1 pin 1 goes through a fuse followed by a shunt diode. This makes me sad but it looks like they used shunt reverse polarity protection, not series :,(. + +The fuse is marked `X050F OORZ`. This appears to be a PTC with part number SMD050F ([product page](https://www.littelfuse.com/products/polyswitch-resettable-pptcs/surface-mount/smd/smd050f_2.aspx)) (0.5A hold, 1A trip). The designers are redeemed in my eyes. + +Based on the diode polarity, connectivity to power filter ([BNX022]()), and wire colors I think it is safe to say that CN1 pin 2 is GND and CN1 pin 1 is power. + +Goes to Cosel MGS152405 power supply: + +Model | MGS152405 +---|--- +Input Voltage | 18-36 VDC +Input Current | 0.7 A typical +Max Output Wattage | 15 W +Output Voltage | 5 VDC +Output Current | 3 A + +To safely power this, I need 18-36V, 1A minimum. + ### Data 4 DIN 1.0/2.3 connectors for CoaXPress