Is there a pin-compatible replacement for DSS24?

Several parts like DSK34 and DSS34 share the same 2-pin SOD-123FL package and are likely pin-compatible. However, datasheet verification of the cathode marking and electrical parameters is essential before board assembly.

What risks should I check before replacing DSS24?

Key risks include differences in forward voltage (Vf), which affects power efficiency and heat, and reverse leakage current (Ir). Always verify these from the datasheet to ensure the replacement meets your circuit's performance and thermal requirements.

DSS24 Alternatives, Datasheet & Cross Reference | Changzhou Star Sea Electronics Co., Ltd.

DSS24 is a 40V, 2A Schottky diode in a SOD-123FL package, valued for its high efficiency. Finding a suitable replacement requires matching the package, voltage, current, and especially the low forward voltage to maintain performance.

AI replacement insight

Package risklow

The SOD-123FL package is standard with many available options.

Electrical riskmedium

Forward voltage (Vf) and reverse leakage (Ir) can vary, affecting efficiency and standby power.

Sourcing risklow

This is a common diode type with multiple manufacturers and alternatives available.

Can it be replaced directly?

Yes, DSK34 and DSS34 are strong candidates for direct replacement, sharing the same package and key electrical ratings. Verification of forward voltage from the datasheet is recommended.

Best replacement path

DSK34 offers a very similar profile with an upgraded 3A current rating and comparable forward voltage, making it a top choice.

Main risk

The primary risk is selecting an alternative with a higher forward voltage (Vf), which can reduce efficiency and increase heat dissipation.

Recommended alternatives

A strong alternative with a higher current rating (3A) in the same SOD-123FL package.

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Alternative comparison matrix

Feature / factor	DSS24	DSK34	DSS34	DSK36	Compatibility / risk
Package	SOD-123FL	SOD-123FL	-	-	SOD-123FL — Package matches, ensuring form and fit.
Voltage	40V	40V	-	-	60V — Higher voltage rating provides more margin.
Current	2A	3A	-	-	3A — Higher current rating provides more margin.
Forward Voltage	550mV @ 2A	~550mV @ 3A	-	-	~700mV @ 3A — Higher Vf may increase power loss.

Application & sourcing insights

Questions & answers

DSK34 and DSS34 are strong alternatives, offering the same 40V rating, a higher 3A current rating, and a comparable forward voltage in the same SOD-123FL package.