Is there a pin-compatible replacement for LH8050QLT1G?

Yes, parts like D882S and FMMT495 share the same SOT-23 package and pinout. However, their electrical parameters like voltage and current differ, so they are not drop-in replacements and require circuit validation.

What risks should I check before replacing LH8050QLT1G?

Key risks include lower voltage (VCEO) or current (IC) ratings, which can cause failure. Also, check the DC current gain (hFE) range, as a mismatch can affect circuit bias and performance. Always verify the pinout from the datasheet.

LH8050QLT1G Alternatives, Datasheet & Cross Reference | LRC

LH8050QLT1G is a 50V, 1.5A NPN general-purpose transistor in a SOT-23 package. Finding a direct, drop-in replacement requires matching voltage, current, gain, and pinout.

AI replacement insight

Electrical riskhigh

Candidates have lower VCEO or IC ratings, requiring careful circuit analysis.

Package risklow

SOT-23 package is common, but pinout must always be verified from datasheets.

Can it be replaced directly?

No direct, fully-compatible replacement was found. All viable candidates have significant parametric differences in voltage or current.

Best replacement path

Review parametric alternatives like FMMT495, ensuring the application's peak current is safely below 1A.

Main risk

The primary risk is substituting a part with a lower voltage (VCEO) or current (IC) rating, which could lead to immediate device failure.

Recommended alternatives

Pin-compatible NPN transistor with higher current but significantly lower voltage rating. Requires careful review of circuit voltage.

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Alternative comparison matrix

Feature / factor	LH8050QLT1G	FMMT495	D882S	Compatibility / risk
Package	SOT-23	SOT-23	SOT-23	SOT-23 — Package matches.; D882S: Package matches.
Voltage	50 V	150 V	30 V	150 V / 30 V — VCEO is much higher.; D882S: VCEO is significantly lower.
Current	1.5 A	1 A	3 A	1 A / 3 A — Collector current is lower.; D882S: Collector current is higher.
Hfe	160 - 320	100-300	60 - 400	100-300 / 60 - 400 — hFE range partially overlaps.; D882S: hFE range is wider and differs from target.
Pinout	Pinout matches candidate (B-E-C)	Pinout matches target (B-E-C)	Pinout matches target (B-E-C)	Pinout matches target (B-E-C) — Pinout confirmed from datasheet.; D882S: Pinout confirmed from datasheet.

Application & sourcing insights

Questions & answers

There are no direct drop-in replacements among the candidates reviewed. Alternatives like FMMT495 or D882S have different electrical ratings (current or voltage) and require careful engineering review for your specific application.