SS26F-HF Equivalent & Substitute Parts Reference Guide

Part Overview

The SS26F-HF by Comchip Technology is a Schottky diode designed for rectification applications, offering a maximum DC reverse voltage of 60V and an average rectified current of 2A in a compact SMAF surface-mount package. This device is classified as an active product and is ROHS3 compliant, making it suitable for a wide range of industrial and automotive applications. Identifying alternative models is necessary to ensure product availability, continuous production, and supply chain resilience, especially when sourcing constraints or specific packaging needs arise.

Key Parameters

Parameter	SS26F-HF
Manufacturer	Comchip Technology
Part Status	Active
Category	Diodes, Rectifiers
Technology	Schottky
Voltage - DC Reverse (Vr) (Max)	60 V
Current - Average Rectified (Io)	2A
Voltage - Forward (Vf) (Max) @ If	700 mV @ 2A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	500 µA @ 60 V
Capacitance @ Vr, F	80pF @ 4V, 1MHz
Mounting Type	Surface Mount
Package / Case	DO-214AC, SMA
Supplier Device Package	SMAF
Operating Temperature - Junction	-55°C ~ 150°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts are selected strictly based on matching the defining electrical parameters and mechanical form factor. The allowed parameters for substitution in this diode rectifier category are: Technology (Schottky), Voltage - DC Reverse (Vr) (Max), Current - Average Rectified (Io), Voltage - Forward (Vf) (Max) @ If, Speed, Current - Reverse Leakage @ Vr, Capacitance @ Vr, F, Package / Case, Mounting Type, Operating Temperature - Junction, RoHS compliance, and Moisture Sensitivity Level (MSL). All listed substitute parts conform to these criteria as stated in their provided data.

Parameter Comparison

Parameter	SS26F-HF	SS26-HF	SK26A	SK26AH	SS26HE3-LTP
Manufacturer	Comchip Technology	Comchip Technology	SURGE	Taiwan Semiconductor Corporation	Micro Commercial Co
Category	Diodes, Rectifiers	Diodes, Rectifiers	Diodes, Rectifiers	Diodes, Rectifiers	Diodes, Rectifiers
Technology	Schottky	Schottky	Schottky	Schottky	Schottky
Voltage - DC Reverse (Vr) (Max)	60 V	60 V	60 V	60 V	60 V
Current - Average Rectified (Io)	2A	2A	2A	2A	2A
Voltage - Forward (Vf) (Max) @ If	700 mV @ 2A	700 mV @ 2A	700 mV @ 2A	700 mV @ 2A	700 mV @ 2A
Speed	Fast Recovery ≤ 500ns, > 200mA	Fast Recovery ≤ 500ns, > 200mA	Fast Recovery ≤ 500ns, > 200mA	Fast Recovery ≤ 500ns, > 200mA	Fast Recovery ≤ 500ns, > 200mA
Current - Reverse Leakage @ Vr	500 µA @ 60 V	500 µA @ 60 V	150 µA @ 60 V	500 µA @ 60 V	100 µA @ 60 V
Capacitance @ Vr, F	80pF @ 4V, 1MHz	80pF @ 4V, 1MHz	200pF @ 4V, 1MHz	-	90pF @ 4V, 1MHz
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	DO-214AC, SMA	DO-214AC, SMA	DO-214AC, SMA	DO-214AC, SMA	DO-214AC, SMA
Operating Temperature - Junction	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

All listed substitute parts (SS26-HF, SK26A, SK26AH, SS26HE3-LTP) are classified as active and are ROHS3 compliant, with Moisture Sensitivity Level (MSL) of 1 (Unlimited). These features satisfy the requirements for direct substitution in electronic designs from a product status and global compliance perspective. Only the provided compliance and status parameters were considered in this selection.

Frequently Asked Questions (FAQ)

Q1: What are the critical parameters when substituting SS26F-HF in a design?
A1: Substitution requires matching the following parameters: Schottky technology, DC reverse voltage rating, average rectified current, forward voltage at rated current, recovery speed, reverse leakage current, capacitance, surface-mount type, DO-214AC (SMA) package, junction operating temperature, and ROHS3 compliance.

Q2: Are all substitute parts compatible with the same PCB footprint as SS26F-HF?
A2: All substitute parts feature a DO-214AC, SMA package, which is mechanically compatible with SS26F-HF for surface-mount designs.

Q3: Is there any difference in environmental compliance among substitutes?
A3: All substitutes specified are ROHS3 compliant and have a moisture sensitivity level (MSL) of 1 (Unlimited), matching the SS26F-HF.

Q4: Can the substitutes be used in automotive applications?
A4: Substitute parts SK26A, SK26AH, and SS26HE3-LTP include the automotive grade (AEC-Q101 qualification) as listed in their provided data.

Q5: How do reverse leakage current and capacitance compare among equivalents?
A5: Substitute parts show variations in reverse leakage current (100 µA to 500 µA @ 60 V) and capacitance (80pF to 200pF @ 4V, 1MHz), but all stay within the provided electrical parameter categories.

Q6: What part status should be considered for long-term availability?
A6: All substitute parts are active status according to the provided inventory and product listings.

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