Is there a pin-compatible replacement for PDMCAT1386-222ML?

No pin-to-pin compatible replacement has been verified. While some candidates have 4 pins, their package dimensions differ, and pinout function has not been confirmed from datasheets.

What risks should I check before replacing PDMCAT1386-222ML?

Key risks include: 1) Voltage Rating: Ensure the replacement meets your circuit's 1.5kV requirement. 2) Package Size: Verify the new part fits on your PCB. 3) Electrical Parameters: Check if differences in inductance and DCR are acceptable for your EMI filtering needs.

PDMCAT1386-222ML Alternatives, Datasheet & Cross Reference | PROD Technology Co., Ltd.

Finding a replacement for the PDMCAT1386-222ML common mode choke requires careful review of electrical and mechanical specifications. While some alternatives offer higher current ratings, key parameters like voltage rating and package size may differ significantly.

AI replacement insight

Electrical riskhigh

Candidate voltage ratings are critically lower than the target's 1.5kV.

Package riskhigh

Candidates have different package dimensions, requiring PCB layout changes.

Sourcing riskmedium

Finding a part matching the high voltage and specific package may be difficult.

Can it be replaced directly?

No direct drop-in replacement has been identified. All candidates require significant engineering review due to critical differences in voltage rating and package size.

Best replacement path

Search for a 4-pin through-hole common mode choke with ~2.2mH inductance, ≥3A current, and a voltage rating of at least 1.5kV.

Main risk

The primary risk is the significantly lower voltage rating (600V) of available candidates compared to the target's 1.5kV, which could lead to component failure.

Recommended alternatives

Functional alternate with higher current (6A) but critically lower voltage rating (600V) and different package.

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Alternative comparison matrix

Feature / factor	PDMCAT1386-222ML	PDMCAT16128-202ML	PDMCAT18107-202ML	Compatibility / risk
Voltage	1.5kV	600V	600V	600V — Significantly lower than target's 1.5kV rating.; PDMCAT18107-202ML: Significantly lower than target's 1.5kV rating.
Current	3A	6A	10A	6A / 10A — Higher current rating is an upgrade.; PDMCAT18107-202ML: Higher current rating is an upgrade.
Inductance	2.2mH	2.0mH	2.0mH	2.0mH — Slightly lower inductance.; PDMCAT18107-202ML: Slightly lower inductance.
Dcr	30mΩ	32mΩ	12mΩ	32mΩ / 12mΩ — Slightly higher DCR.; PDMCAT18107-202ML: Lower DCR is an improvement.
Package	Through Hole, 17mm x 18mm	Plugin, 20x18mm	Through Hole, 22mm x 20mm	Plugin, 20x18mm / Through Hole, 22mm x 20mm — Different package, requires layout change.; PDMCAT18107-202ML: Larger package, requires layout change.

Application & sourcing insights

Questions & answers

Currently, no direct drop-in alternative is confirmed. Parts like PDMCAT18107-202ML are functionally similar but have a much lower voltage rating and different package, requiring a design modification.