FEP16DTD Equivalent & Substitute Parts

Part Overview

The FEP16DTD is a diode array manufactured by onsemi, configured as 1 pair series connection with a maximum reverse voltage of 200 V and average rectified current of 8 A per diode. The device is packaged in TO-220-3 through-hole format and features fast recovery characteristics with a reverse recovery time of 35 ns. This part is classified as obsolete, necessitating identification of equivalent substitute components for ongoing design requirements and procurement needs.

Key Parameters

Parameter	Value
Diode Configuration	1 Pair Series Connection
Voltage - DC Reverse (Vr) (Max)	200 V
Current - Average Rectified (Io) (per Diode)	8 A
Voltage - Forward (Vf) (Max) @ If	950 mV @ 8 A
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	35 ns
Current - Reverse Leakage @ Vr	10 µA @ 200 V
Operating Temperature - Junction	-55°C ~ 150°C
Mounting Type	Through Hole
Package / Case	TO-220-3
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitute parts for the FEP16DTD are identified based on the following critical parameters that determine functional compatibility:

Configuration Match: Both the main part and substitute must maintain 1 pair series connection diode array topology.

Electrical Performance Envelope: Substitute parts must meet or exceed the following minimum specifications:

Reverse voltage rating of at least 200 V
Average rectified current capacity of at least 8 A per diode
Fast recovery speed classification (≤ 500ns, > 200mA)
Operating temperature range encompassing -55°C to 150°C

Mechanical Compatibility: Through-hole mounting type is required for direct board-level substitution.

The DSEE15-06CC from IXYS satisfies these substitution criteria through superior electrical ratings and maintained configuration topology, enabling direct functional replacement in applications designed for the FEP16DTD.

Parameter Comparison

Parameter	FEP16DTD (onsemi)	DSEE15-06CC (IXYS)
Diode Configuration	1 Pair Series Connection	1 Pair Series Connection
Voltage - DC Reverse (Vr) (Max)	200 V	600 V
Current - Average Rectified (Io) (per Diode)	8 A	15 A
Voltage - Forward (Vf) (Max) @ If	950 mV @ 8 A	1.7 V @ 15 A
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	35 ns	30 ns
Current - Reverse Leakage @ Vr	10 µA @ 200 V	100 µA @ 600 V
Operating Temperature - Junction	-55°C ~ 150°C	-55°C ~ 175°C
Mounting Type	Through Hole	Through Hole
Product Status	Obsolete	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

The FEP16DTD is classified as obsolete, making the DSEE15-06CC a suitable active alternative for new designs and ongoing production requirements.

Compliance and Regulatory Status: Both components maintain REACH Unaffected status and carry identical HTSUS classification (8541.10.0080), ensuring regulatory continuity. The DSEE15-06CC additionally carries RoHS3 Compliance certification, providing enhanced environmental compliance for applications subject to RoHS requirements.

Product Availability: The DSEE15-06CC is classified as active product status, ensuring long-term availability and supply chain stability compared to the obsolete FEP16DTD.

Electrical Performance: The DSEE15-06CC provides superior electrical ratings across all key parameters. The 600 V reverse voltage rating exceeds the 200 V requirement, the 15 A current capacity exceeds the 8 A requirement, and the 30 ns reverse recovery time is faster than the 35 ns specification. These enhanced ratings enable the substitute to function in applications originally designed for the FEP16DTD without performance degradation.

Thermal Performance: The DSEE15-06CC supports an extended operating temperature range of -55°C to 175°C, exceeding the FEP16DTD range of -55°C to 150°C.

Frequently Asked Questions (FAQ)

Q: Can the DSEE15-06CC directly replace the FEP16DTD in existing circuit designs?

A: Yes. Both components maintain identical diode array configuration (1 pair series connection), through-hole mounting type, and fast recovery speed classification. The DSEE15-06CC provides superior electrical ratings that encompass all FEP16DTD specifications, enabling functional replacement without circuit modification.

Q: What are the key differences between these components?

A: The DSEE15-06CC provides higher reverse voltage rating (600 V vs. 200 V), higher current capacity (15 A vs. 8 A per diode), faster reverse recovery time (30 ns vs. 35 ns), and extended operating temperature range (-55°C to 175°C vs. -55°C to 150°C). The FEP16DTD features lower forward voltage drop at rated current (950 mV @ 8 A vs. 1.7 V @ 15 A).

Q: Are there package compatibility considerations?

A: The FEP16DTD uses TO-220-3 packaging while the DSEE15-06CC uses ISOPLUS220™ packaging. Both are through-hole mount formats with similar footprint characteristics, but physical dimensions should be verified against PCB layout specifications before implementation.

Q: What is the significance of the obsolete product status for the FEP16DTD?

A: Obsolete status indicates the manufacturer has discontinued production. The DSEE15-06CC active status ensures continued availability, technical support, and supply chain reliability for new production runs and design updates.

Q: Are regulatory certifications equivalent between these parts?

A: Both components maintain REACH Unaffected status and identical HTSUS classification. The DSEE15-06CC additionally carries RoHS3 Compliance certification, providing enhanced environmental compliance for applications subject to RoHS directives.

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