Is there a pin-compatible replacement for XL4015E1?

Several parts like XL4005E1 share the same TO263-5L package, but pinout and electrical differences require datasheet verification. No direct drop-in replacement has been confirmed without engineering review.

What risks should I check before replacing XL4015E1?

Key risks include differences in maximum input voltage, output current capability, and switching frequency, which impacts external components like inductors and capacitors. Always verify the candidate's datasheet against your application's requirements.

XL4015E1 Alternatives, Datasheet & Cross Reference | XLSEMI

XL4015E1 is a 5A, 180KHz step-down DC-DC converter in a TO263-5L package. Finding a direct replacement requires careful review of key parameters like input voltage, output current, and switching frequency.

AI replacement insight

Electrical riskhigh

Key parameters like Vin(max) and Fsw differ, requiring redesign.

Package risklow

Several alternatives share the same TO263-5L package.

Can it be replaced directly?

No direct drop-in replacement is available. All close alternatives have parametric differences requiring circuit modification.

Best replacement path

Consider XL4005E1 if your system's maximum input voltage is below 32V. Otherwise, a redesign with a different part may be necessary.

Main risk

The primary risks are mismatched input voltage ratings and switching frequencies, which can lead to component failure or poor performance.

Recommended alternatives

A functional alternative with the same 5A output current, but a lower max input voltage and different switching frequency.

View details

Alternative comparison matrix

Feature / factor	XL4015E1	XL4005E1	XL2596S-ADJE1	Compatibility / risk
Package	TO263-5L	TO263-5L	TO263-5L	TO263-5L — Package matches.; XL2596S-ADJE1: Package matches.
Current	5A	5A	3A	5A / 3A — Output current matches.; XL2596S-ADJE1: Candidate has lower output current.
Voltage	8V to 36V	5V to 32V	4.5V to 40V	5V to 32V / 4.5V to 40V — Candidate has a lower maximum input voltage.; XL2596S-ADJE1: Candidate has a wider input voltage range.
Switching Frequency	180 kHz	300 kHz	150 kHz	300 kHz / 150 kHz — Different frequency requires external component review.; XL2596S-ADJE1: Different frequency requires external component review.
Temperature	-40°C to 125°C	-40°C to 125°C	-	-40°C to 125°C — Operating temperature range matches.

Application & sourcing insights

Questions & answers

XL4005E1 offers the same 5A output current and package but has a lower maximum input voltage (32V vs 36V) and different switching frequency (300kHz). It requires careful design review.