2SA1037-R
Yangjie Technology
Needs validationmedium risk
2SA1037-R is a PNP SOT-23 candidate for S9015 with review needed.
Best Alternatives to S9015
S9015 is a PNP SOT-23 BJT. A replacement should match polarity, pinout, voltage, current, gain, and bias conditions.
AI replacement insight
Electrical riskmedium
hFE and fT differ.
Package risklow
SOT-23 matches.
Firmware risklow
Discrete BJT.
Sourcing risklow
Candidate is Active.
Can it be replaced directly?
No verified pin-compatible replacement is confirmed from the provided data.
Best replacement path
2SA1037-R is the best kept candidate, pending pinout and gain checks.
Main risk
Pinout is not verified and hFE/fT margins are not identical.
Recommended alternatives
1Alternative comparison matrix
| Feature / factor | S9015 | 2SA1037-R | Alt 2 | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Package | SOT-23 | SOT-23 | SOT-23 — same package | ||
| Pinout | 3-pin PNP | 3-pin, pinout missing | 3-pin, pinout missing — no pin map | ||
| Voltage | -45 V | -50 V VCEO | -50 V VCEO — meets stress | ||
| Current | -100 mA | -150 mA | -150 mA — higher IC | ||
| Power | 200 mW | 200 mW | 200 mW — same PC | ||
| Application | PNP BJT | PNP BJT | PNP BJT — same polarity |
Application & sourcing insights
Questions & answers
2SA1037-R is the best candidate in this set, but it needs FAE review.