RK 34 Equivalent & Substitute Parts – Sanken Electric USA Inc. Diode Schottky 40V 2.5A Axial

Part Overview

The RK 34 from Sanken Electric USA Inc. is a Schottky diode in the category of diodes, rectifiers. It features a reverse voltage rating of 40 V and an average rectified current of 2.5A, provided in an axial, through-hole package. With its fast recovery and low forward voltage, it is suitable for high-efficiency rectification in power applications. The part is obsolete, necessitating the identification of alternative or equivalent models for ongoing design, service, and production continuity.

Substiute Parts

RK 34
Sanken Electric USA Inc.In Stock: 754RK 34 Datasheet
RK 34
Current Part
BAT165E6327HTSA1
Infineon TechnologiesIn Stock: 71911BAT165E6327HTSA1 Datasheet
BAT165E6327HTSA1
Similar
SR304 A0G
Taiwan Semiconductor CorporationIn Stock: 1100SR304 A0G Datasheet
SR304 A0G
Similar

Key Parameters

ParameterRK 34 Value
ManufacturerSanken Electric USA Inc.
CategoryDiodes, Rectifiers
Package / CaseAxial
TechnologySchottky
Voltage - DC Reverse (Vr) (Max)40 V
Current - Average Rectified (Io)2.5A
Voltage - Forward (Vf) (Max) @ If550 mV @ 3 A
SpeedFast Recovery =< 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr5 mA @ 40 V
Mounting TypeThrough Hole
Operating Temperature - Junction-40°C ~ 150°C
RoHS StatusRoHS Compliant
Moisture Sensitivity Level (MSL)1 (Unlimited)
Product StatusObsolete

Substitute Part Grouping Explanation

Substitute candidates for the RK 34 have been identified by comparing the essential characteristics that define functional equivalence in this product category. These key parameters include: Schottky technology, reverse voltage rating (40 V), average rectified current rating, forward voltage characteristics, recovery speed, reverse leakage current, package/case style, mounting type, and compliance status. Only parts matching or exceeding the electrical and mechanical specifications relevant for substitution have been grouped.

Parameter Comparison

Parameter RK 34 BAT165E6327HTSA1 SR304 A0G
Manufacturer Sanken Electric USA Inc. Infineon Technologies Taiwan Semiconductor Corporation
Category Diodes, Rectifiers Diodes, Rectifiers Diodes, Rectifiers
Technology Schottky Schottky Schottky
Voltage - DC Reverse (Vr) (Max) 40 V 40 V 40 V
Current - Average Rectified (Io) 2.5A 750mA 3A
Voltage - Forward (Vf) (Max) @ If 550 mV @ 3 A 740 mV @ 750 mA 550 mV @ 3 A
Speed Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr 5 mA @ 40 V 50 µA @ 40 V 500 µA @ 40 V
Mounting Type Through Hole Surface Mount Through Hole
Package / Case Axial SC-76, SOD-323 DO-201AD, Axial
Operating Temperature - Junction -40°C ~ 150°C 150°C (Max) -55°C ~ 150°C
RoHS Status RoHS Compliant ROHS3 Compliant ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited) 1 (Unlimited)
Product Status Obsolete Active Active

Engineering Selection Recommendations

The RK 34 is designated as obsolete. Replacement selection can be made from substitute parts that meet RoHS compliance and offer status as active products with equivalent or compatible electrical and mechanical characteristics. BAT165E6327HTSA1 and SR304 A0G are both RoHS compliant and possess an MSL of 1 (Unlimited). Product status is active for both substitutes.

Frequently Asked Questions (FAQ)

Q: What criteria are used to determine equivalent and substitute diodes for the RK 34?
A: Substitution is determined by matching Schottky technology, DC reverse voltage rating (40 V), average rectified current, forward voltage, recovery speed, reverse leakage, package and mounting style, and compliance with environmental and product status criteria.

Q: How does package type impact selection for the RK 34 substitutes?
A: The original RK 34 is an axial through-hole diode. The SR304 A0G maintains this through-hole, axial configuration. The BAT165E6327HTSA1 is a surface mount device, which may impact mechanical compatibility if a through-hole replacement is required.

Q: Are the substitute parts compliant with RoHS requirements?
A: Both BAT165E6327HTSA1 and SR304 A0G are listed as ROHS3 compliant, matching the compliance status of the RK 34.

Q: What is the product status of the substitute diodes compared to RK 34?
A: RK 34 is obsolete, whereas BAT165E6327HTSA1 and SR304 A0G are both active and available.

Q: Is there a difference in average rectified current rating among the substitutes?
A: BAT165E6327HTSA1 has a lower average rectified current (750mA), and SR304 A0G has a higher current rating (3A) compared to the RK 34 (2.5A).

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