Difference between revisions of "6 Channel Relay Driver Card"

Revision as of 15:13, 21 January 2022

Drives Ultimate relay-switched LPF kit
- Open collector to turn off relay
- Drives low to turn on relay
- Only turn on one output at a time
Inputs
- 6 channels (5 used)
- Active-high in to drive relay to on state
- 1K to transistor base
  - 2.7mA for 3.3V drive
  - 4.3mA for 5V drive
Outputs
- Open Collector outputs from 2N3904 NPN transistors
Power
- 9-12V power in
- 5V power out to power relays
- DC jack
36x37mm card
- 3 PCBs for $11 from OshPark

Revision as of 14:31, 28 November 2021 (view source) Blwikiadmin (talk \| contribs) (→‎Features) ← Older edit		Revision as of 15:13, 21 January 2022 (view source) Blwikiadmin (talk \| contribs) Newer edit →
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	== Features ==		== Features ==