Is there a pin-compatible replacement for PESD1IVN27-A?

Yes, PESD1IVN27-AX is a likely pin-compatible replacement for PESD1IVN27-A. It features the same SOD323 package, 2-pin configuration, and bidirectional functionality.

What risks should I check before replacing PESD1IVN27-A?

Before replacing, verify three key parameters: 1) The device must be a bidirectional TVS diode. 2) The reverse standoff voltage must be 27V. 3) The package must be SOD323 compatible.

PESD1IVN27-A Alternatives, Datasheet & Cross Reference | Nexperia USA Inc.

PESD1IVN27-A is an AEC-Q101 qualified bidirectional TVS diode for 27V automotive systems. Finding a replacement requires matching its voltage, polarity, and SOD323 package to ensure proper protection.

AI replacement insight

Electrical riskhigh

Using a TVS with a higher standoff voltage (e.g., 36V) will not protect a 27V circuit correctly.

Package risklow

SOD323 is a standard package, but variants exist. Verify landing pattern compatibility.

Can it be replaced directly?

Yes, PESD1IVN27-AX is a likely direct replacement for PESD1IVN27-A, sharing the same manufacturer, package, and key electrical characteristics.

Best replacement path

The best replacement path is PESD1IVN27-AX, which is a variant from the same manufacturer with matching specifications.

Main risk

The main risk when substituting is selecting a part with an incorrect standoff voltage or polarity, which would compromise circuit protection.

Recommended alternatives

Strong parametric match from the same manufacturer, likely a direct replacement.

View details

Alternative comparison matrix

Feature / factor	PESD1IVN27-A	PESD1IVN27-AX	SD36C-01FTG	Compatibility / risk
Package	SOD323	SOD323 (SC-76)	SOD323	SOD323 (SC-76) — Package is form-factor compatible.; SD36C-01FTG: Package matches.
Pinout	2	2	-	2 — Pin count matches for 2-terminal device.
Voltage	27V	27V	36V	27V / 36V — Reverse standoff voltage matches.; SD36C-01FTG: Standoff voltage is significantly higher.
Current	3A	3A	5A	3A / 5A — Peak pulse current matches.; SD36C-01FTG: Peak pulse current is higher.
Capacitance	14pF	14pF	-	14pF — Typical diode capacitance matches.
Polarity Or Type	Bidirectional ESD protection diode	-	Bidirectional TVS Diode	Bidirectional TVS Diode — Functionally similar bidirectional TVS.

Application & sourcing insights

Questions & answers

The best alternative to PESD1IVN27-A is PESD1IVN27-AX. It is from the same manufacturer and has matching key electrical specifications and package.