LM393 Test Circuit

3 years ago 7220
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

LM393 Low Power Dual Voltage Comparators DIP-8 test circuit.

Very inexpensive and a good way to learn about OpAmps. Needs 9 volts to operate. Switch not in schema or PCB, added while building.

Zip file contains a short video of the circuit working.

Tested with DBL358, IR3F02, IR9082, IR94558, JRC4558D, NE5532, KIA393P, HA17393

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enter image description here

Documents

LM393 Test Circuit Schema

LM393 Test Circuit PCB

BOM

ID Value Qty. Package Components
1 10uF C1 CAP-D3.0XF1.5 1
2 10k R1,R3,R4,R2 AXIAL-0.3 4
3 1k R6,R5 AXIAL-0.3 2
4 4k7 R7 AXIAL-0.3 1
5 1N4148 D1,D2 DO-35 2 C14516
6 204-10UYC/S530-A3 LED1,LED2 LED-3MM/2.54 2 C73643
7 LM393 U1 DIP8 1
8 Ground P1 HDR-1X1/2.54 1 C81276
9 +9 P2,P5 HDR-1X1/2.54 2 C81276
10 Pin4Ground P3 HDR-1X1/2.54 1 C81276
11 Led2 P4 HDR-1X1/2.54 1 C81276
12 Pin7Out P6 HDR-1X1/2.54 1 C81276

Attachments

Filename Download
LM393_tester.avi.zip

Members

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