What risks should I check before replacing ESD2CAN24-ES?

Before replacing ESD2CAN24-ES, you must verify three main things: 1) The pinout matches your PCB layout. 2) The clamping voltage is low enough to protect your CAN transceiver. 3) The power rating of the replacement is equal to or greater than 340W, unless your application's specific surge requirements are lower.

ESD2CAN24-ES Alternatives, Datasheet & Cross Reference | ElecSuper

Find and compare substitutes for the ESD2CAN24-ES, a 24V bidirectional TVS diode in a SOT-23 package. This analysis identifies potential upgrades with higher power ratings and highlights key parameters for engineering review.

AI replacement insight

Package risklow

All strong candidates use the same SOT-23 package.

Electrical riskmedium

Pinout and dynamic parameters like clamping voltage and capacitance must be verified from datasheets to ensure system protection and signal integrity.

Sourcing risklow

The recommended alternatives are from major manufacturers like ElecSuper and Littelfuse, suggesting good availability.

Can it be replaced directly?

Direct replacement for ESD2CAN24-ES should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

PESD2IVN24-TR-ES from the same manufacturer or SM24CANB-02HTG from Littelfuse are strong upgrade candidates with higher power ratings (600W and 500W respectively).

Main risk

The primary risk is ensuring the substitute's pinout and clamping voltage characteristics are compatible with the CAN bus application.

Recommended alternatives

A potential upgrade from the same manufacturer with a higher power rating (600W) in the same SOT-23 package.

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Alternative comparison matrix

Feature / factor	ESD2CAN24-ES	PESD2IVN24-TR-ES	SM24CANB-02HTG	TPNUP2105LT1G	Compatibility / risk
Power	340W	600W	500W	300W	600W / 500W / 300W — Candidate offers higher surge protection.; SM24CANB-02HTG: Candidate offers higher surge protection.; TPNUP2105LT1G: Lower power rating is a downgrade risk.
Voltage	24V	24V	24V	24V	24V — Working voltage matches.; SM24CANB-02HTG: Working voltage matches.; TPNUP2105LT1G: Working voltage matches.
Package	SOT-23	SOT-23	SOT-23	SOT-23	SOT-23 — Package is form-factor compatible.; SM24CANB-02HTG: Package is form-factor compatible.; TPNUP2105LT1G: Package matches.
Polarity Or Type	Bidirectional	Bidirectional	-	-	Bidirectional — Polarity matches.
Manufacturer	ElecSuper	ElecSuper	-	-	ElecSuper — Same manufacturer as target.
Application	N/A	-	AEC-Q101	-	AEC-Q101 — Candidate is automotive qualified (Littelfuse version).

Application & sourcing insights

Questions & answers

Verified drop-in options for ESD2CAN24-ES 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.