IR Level Detector

3 years ago 1924
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

IR bed level sensor Uses differential IR intensity to level bed. ATTiny25 or 45. Aligned for the IR LED intensity to be equal at ~0.1"/2.54mm below the board.

Documents

Mini Level

New PCB

IR-Alpha

IR-0.2

IR-0.2.1

BOM

ID Name Designator Footprint Quantity
1 HDR2X3 P1 HDR2X3 1
2 SIP3 P2 HDR1X3 1
3 22u C1 CPOL-RADIAL-100UF-25V 1
4 100n C2 C0603 1
5 1u C3 C0603 1
6 1k R1 R0603 1
7 820k R2 R0603 1
8 330R R3 R0603 1
9 1uH L1 C1206 1
10 IRLED D1,D2 0.1" Sidelooker LED 2
11 LED D3 R0603 1
12 Osram Opto SFH 3100 F 28 ° IR Phototransistor, Through Hole 2-Pin Side Looker Packag U2 0.1" Sidelooker PT 1
13 ATTINY25-20SS U1 SOIC08_JEDEC_150MIL 1
14 3k R4 R0603 1
15 3k3 R5 R0603 1
16 6k8 R6 R0603 1

Attachments

None

Members

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