Equivalent & Substitute Parts for BY396

Part Overview

BY396 is a fast recovery diode with a peak reverse voltage rating of 100 V and a rectified current of 3A, designed for through-hole mounting in DO-201AA and compatible axial packages. This product is active and available in substantial inventory. Finding alternative models is critical for maintaining supply continuity, accommodating regulatory requirements, and ensuring compatibility in new or existing designs within the Diodes, Rectifiers category.

Key Parameters

Parameter	BY396
Manufacturer	Diotec Semiconductor
Category	Diodes, Rectifiers
Voltage - DC Reverse (Vr) (Max)	100 V
Current - Average Rectified (Io)	3A
Voltage - Forward (Vf) (Max) @ If	1.2 V @ 3 A
Speed/Reverse Recovery Time (trr)	Fast Recovery 500 ns
Current - Reverse Leakage @ Vr	5 µA @ 100 V
Mounting Type	Through Hole
Package / Case	DO-201AA, DO-27, Axial
Supplier Device Package	DO-201
Operating Temperature - Junction	-50°C ~ 150°C
RoHS Status	Not applicable
Moisture Sensitivity Level (MSL)	Not Applicable
REACH Status	Vendor Undefined

Substitute Part Grouping Explanation

Substitution is determined by strict matching of primary electrical and mechanical parameters:

Voltage - DC Reverse (Vr) (Max)
Current - Average Rectified (Io)
Voltage - Forward (Vf) (Max) @ If
Speed/Reverse Recovery Time (trr)
Current - Reverse Leakage @ Vr
Mounting type and compatible package outline
Operating temperature range Substitute models must have parameter values within the provided limits for safe and reliable interchange in the Diodes, Rectifiers category.

Parameter Comparison

Parameter	BY396	1N5401G
Manufacturer	Diotec Semiconductor	Good-Ark Semiconductor
Category	Diodes, Rectifiers	Diodes, Rectifiers
Voltage - DC Reverse (Vr) (Max)	100 V	100 V
Current - Average Rectified (Io)	3A	3A
Voltage - Forward (Vf) (Max) @ If	1.2 V @ 3 A	1.1 V @ 3 A
Speed / Reverse Recovery Time (trr)	Fast Recovery 500 ns	Standard Recovery >500ns
Current - Reverse Leakage @ Vr	5 µA @ 100 V	5 µA @ 100 V
Mounting Type	Through Hole	Through Hole
Package / Case	DO-201AA, DO-27, Axial	DO-201AD, Axial
Supplier Device Package	DO-201	DO-201AD
Operating Temperature - Junction	-50°C ~ 150°C	-55°C ~ 150°C
RoHS Status	Not applicable	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	Not Applicable	1 (Unlimited)
REACH Status	Vendor Undefined	REACH Unaffected

Engineering Selection Recommendations

Both BY396 and 1N5401G are active products available in the Diodes, Rectifiers category. The main part, BY396, does not specify RoHS or REACH compliance, while 1N5401G is ROHS3 compliant and REACH unaffected. Evaluate compliance requirements for all designs to select the appropriate substitute part. Both models offer similar inventory levels for direct selection.

Frequently Asked Questions (FAQ)

Q1: What are the key parameters to verify when selecting a substitute for BY396?
A1: Voltage rating, current rating, forward voltage, reverse leakage, recovery speed, package type, mounting style, and operating temperature must match or be within specified limits.

Q2: Is the package between BY396 and 1N5401G compatible?
A2: BY396 is supplied in DO-201AA, DO-27, Axial packages. 1N5401G uses DO-201AD, Axial; both are through hole and axial, suitable for comparable mechanical mounting.

Q3: Does the substitute part, 1N5401G, comply with RoHS directives?
A3: 1N5401G is listed as ROHS3 compliant. BY396’s RoHS status is not applicable.

Q4: Is the speed/recovery time of 1N5401G identical to BY396?
A4: BY396 is fast recovery (500 ns), while 1N5401G is specified as standard recovery (>500ns). Evaluate speed requirements strictly based on provided application parameters.

Q5: What is the operating junction temperature range for both parts?
A5: BY396 operates from -50°C to 150°C. 1N5401G ranges from -55°C to 150°C. Select based on specific design criteria.

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