Is there a pin-compatible replacement for LESD8D5.0CAT5G?

Several parts like PESD5V0S1BL,315 share the same SOD882 package and 2-pin layout, making them physically compatible. However, electrical differences like capacitance require engineering review before considering them drop-in replacements.

What risks should I check before replacing LESD8D5.0CAT5G?

Key risks include changes in capacitance affecting signal speed, lower peak power handling reducing surge survivability, and weaker ESD protection levels. Always compare datasheets for these parameters.

LESD8D5.0CAT5G Alternatives, Datasheet & Cross Reference | Leiditech

LESD8D5.0CAT5G is a 5V bi-directional TVS diode in a SOD882 package for ESD protection. Alternatives exist with the same form-factor, but require careful review of capacitance, peak power, and ESD ratings before substitution.

AI replacement insight

Electrical riskmedium

Candidates have different capacitance, power, or ESD ratings.

Package risklow

All viable candidates share the same SOD882 package.

Sourcing risklow

Multiple vendors offer similar TVS diodes in this package.

Can it be replaced directly?

No verified direct drop-in replacement is available. PESD5V0S1BL,315 is a strong functional alternative, but its higher capacitance requires review.

Best replacement path

PESD5V0S1BL,315 offers an upgrade in power and ESD protection but requires checking for capacitance impact.

Main risk

The primary risk when substituting is mismatched capacitance, which can impact high-frequency signal integrity.

Recommended alternatives

A strong alternative in the same package with higher power and ESD ratings, but has higher capacitance.

View details

Alternative comparison matrix

Feature / factor	LESD8D5.0CAT5G	PESD5V0S1BL,315	PESD5V0V1BL,315	Compatibility / risk
Package	SOD882	SOD882	-	SOD882 — Form-factor match.
Voltage	5.0V	5V	-	5V — Working voltage matches.
Power	69W	130W	-	45W — Lower peak power rating.
Esd Rating	25kV Air	30kV	-	30kV — Stronger ESD protection.
Capacitance	15pF	35pF	-	11pF — Capacitance is very similar.

Application & sourcing insights

Questions & answers

PESD5V0S1BL,315 is a strong candidate with higher power and ESD ratings, but its higher capacitance (35pF vs 15pF) must be verified for your application.