VT2045CBP-M3/4W Equivalent & Substitute Parts

Part Overview

The VT2045CBP-M3/4W is a Schottky diode array manufactured by Vishay General Semiconductor - Diodes Division. This component features a 1 Pair Common Cathode configuration rated for 45 V DC reverse voltage and 10 A average rectified current per diode. The device is housed in a TO-220-3 through-hole package and is part of the TMBS® series. The part maintains Active product status with 704 units currently in stock. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and supply chain continuity for applications requiring Schottky diode arrays with identical electrical and mechanical specifications.

Substiute Parts

VT2045CBP-M3/4W

Vishay General Semiconductor - Diodes DivisionIn Stock: 748VT2045CBP-M3/4W Datasheet

Current PartRFQ

VT2045C-M3/4W

Vishay General Semiconductor - Diodes DivisionIn Stock: 8527VT2045C-M3/4W Datasheet

Parametric EquivalentRFQ

ST2045C

SMC Diode SolutionsIn Stock: 1973ST2045C Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the VT2045CBP-M3/4W are qualified based on strict electrical and mechanical parameter equivalence. The following criteria determine substitution eligibility:

Electrical Parameters (Must Match):

• Diode Configuration: 1 Pair Common Cathode
• Technology: Schottky
• Voltage - DC Reverse (Vr) (Max): 45 V
• Current - Average Rectified (Io) (per Diode): 10 A
• Voltage - Forward (Vf) (Max) @ If: 580 mV @ 10 A
• Speed: Fast Recovery ≤ 500 ns, > 200 mA (Io)
• Current - Reverse Leakage @ Vr: 2 mA @ 45 V

Mechanical Parameters (Must Match):

• Mounting Type: Through Hole
• Package / Case: TO-220-3

All identified substitute parts meet these mandatory criteria and are classified as parametric equivalents suitable for direct replacement in applications requiring Schottky diode arrays with the specified electrical and mechanical characteristics.

Parameter Comparison

Engineering Selection Recommendations

VT2045C-M3/4W (Vishay General Semiconductor - Diodes Division)

This part is a parametric equivalent to the VT2045CBP-M3/4W with identical electrical and mechanical specifications. The VT2045C-M3/4W carries Automotive grade qualification and AEC-Q101 certification, making it suitable for automotive applications. Operating temperature range is -40°C to 150°C. This part is available with 8438 units in stock, providing superior inventory availability compared to the main part number.

ST2045C (SMC Diode Solutions)

This part is a parametric equivalent from an alternative manufacturer with identical electrical and mechanical specifications. The ST2045C operates across a wider temperature range of -55°C to 150°C and maintains ROHS3 compliance. This part is available with 1944 units in stock. Selection of this part introduces a secondary manufacturer source for supply chain diversification.

Both substitute parts satisfy all mandatory electrical and mechanical parameters required for direct replacement in applications designed for the VT2045CBP-M3/4W.

Frequently Asked Questions (FAQ)

Q: Can VT2045C-M3/4W be used as a direct replacement for VT2045CBP-M3/4W?

A: Yes. The VT2045C-M3/4W meets all electrical and mechanical parameter requirements for direct substitution. Both parts feature identical Schottky diode array configuration, 45 V reverse voltage rating, 10 A current rating, forward voltage characteristics, and TO-220-3 through-hole packaging.

Q: Can ST2045C be used as a direct replacement for VT2045CBP-M3/4W?

A: Yes. The ST2045C meets all electrical and mechanical parameter requirements for direct substitution. Both parts feature identical Schottky diode array configuration, 45 V reverse voltage rating, 10 A current rating, forward voltage characteristics, and TO-220-3 through-hole packaging.

Q: What are the key differences between the substitute parts?

A: The primary differences are manufacturer source and operating temperature range. VT2045C-M3/4W is manufactured by Vishay and carries AEC-Q101 automotive qualification with an operating range of -40°C to 150°C. ST2045C is manufactured by SMC Diode Solutions with an extended operating range of -55°C to 150°C. Both parts maintain identical electrical specifications and TO-220-3 packaging.

Q: Are all substitute parts RoHS3 compliant?

A: VT2045CBP-M3/4W and ST2045C are both ROHS3 compliant. RoHS status for VT2045C-M3/4W is not specified in available documentation.

Q: Do the substitute parts have the same moisture sensitivity level?

A: VT2045CBP-M3/4W and ST2045C both carry MSL 1 (Unlimited) rating. MSL information for VT2045C-M3/4W is not specified in available documentation.

Q: Can these parts be used interchangeably in PCB designs?

A: Yes. All parts use identical TO-220-3 through-hole packaging with the same pin configuration and mechanical footprint, allowing direct PCB layout compatibility.

Q: What inventory levels are available for each part?

A: VT2045CBP-M3/4W has 704 units in stock, VT2045C-M3/4W has 8438 units in stock, and ST2045C has 1944 units in stock.