L7805CDT-TR
STMicroelectronics
Needs validationmedium risk
L7805CDT-TR matches the main 5 V regulator ratings but needs package and pinout review.
Best Alternatives to CJ7805 3%
CJ7805 3% is a 5 V, 1.5 A linear regulator in TO-252-2L. The listed alternates need package, pinout, or load checks.
AI replacement insight
Electrical riskmedium
Some options derate current
Package riskhigh
Package labels differ
Firmware risklow
Analog regulator
Sourcing riskmedium
Lifecycle unknown for some
Can it be replaced directly?
Direct replacement for CJ7805 3% should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
Start with L7805CDT-TR, then verify DPAK/TO-252 footprint and pinout.
Main risk
Package and pinout are not verified.
Recommended alternatives
5Alternative comparison matrix
| Feature / factor | CJ7805 3% | L7805CDT-TR | L7805ABD2T-TR | L7805CV-DG | Compatibility / risk |
|---|---|---|---|---|---|
| Voltage | 5 V out, 35 V in | 5 V out, 35 V in | - | - | 5 V out, 35 V in — Same main ratings |
| Current | 1.5 A | 1.5 A | - | - | 1.5 A — Same rating |
| Package | TO-252-2L | DPAK | - | - | TO-220 — Through-hole |
| Temperature | -25 to 125 C | 0 to 125 C | - | - | 0 to 125 C — Cold limit weaker |
Application & sourcing insights
Questions & answers
Verified drop-in options for CJ7805 3% are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.