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recommend a replacement for U2.
aaos

aaos

@copilot recommend a replacement for U2.
1y

copilot

The component U2U2 in your project is a ULN2003ADR, which is a popular Darlington transistor array used for driving loads like relays, lamps, LEDs, and stepping motors. If you're looking for a replacement, you can consider the following alternatives:
  1. ULN2003A: This is a direct equivalent and should work seamlessly as a replacement.
  2. ULN2803A: This part offers similar functionality but with 8 channels instead of 7, providing more flexibility if you anticipate expanding your project requirements.
  3. Toshiba's TD62003APG: This is another alternative that offers similar capabilities and can be used as a drop-in replacement.
These suggestions assume you want a similar pin layout and electrical characteristics. To ensure compatibility, double-check the datasheets for electrical and thermal specifications. Let me know if you need more detailed comparisons or help with the specifications!
1y
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TSL_Assist

TSL_Assist thumbnail
This Device can switch 5 outputs, have 5 momentary inputs, a FS1000A tx and MPU6050

Properties

Properties describe core aspects of the project.

Pricing & Availability

Distributor

Qty 1

Arrow

$5.59–$10.60

Digi-Key

$17.71–$60.35

LCSC

$20.15–$22.13

Mouser

$13.86–$14.91

Verical

$8.34–$10.26

Controls