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Vishay MB4SE345 Bridge Rectifier

The MB4S-E3/45 is a 4-pin, single-phase, surface-mount bridge rectifier diode with glass-passivated fast recovery characteristics. Designed for general-purpose AC/DC full-wave rectification, it is suitable for applications such as lighting ballasts, battery chargers, home appliances, office equipment, and telecommunications. The device features a UL94V-0 flammability rating, space-saving design for printed circuit boards, and is ideal for automated placement. It has a high surge current capability, conforms to MSL level 1 per J-STD-020 with a maximum peak of 260°C, supports a maximum RMS voltage of 280V, and operates within a junction temperature range of -55°C to 150°C.

Authorized Distributors
Source:Newark
Part No:MB4S-E3/45
Stock:437
Inv Date:06-09-2026
Price: Unit price: $0.19
Buy/RFQ:
Source:DigiKey
Part No:MB4S-E3/45
Stock:5191
Inv Date:06-09-2026
Price: Unit price: $0.83
Buy/RFQ:
Part No:MB4S-E3/45
Stock:2132
Inv Date:06-10-2026
Price: Unit price: $0.83
Buy/RFQ:
Source:Arrow EU
Part No:MB4S-E3/45
Stock:5000
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay MB4SE345 Bridge Rectifier Specifications:

  • Package: TO-269AA (MBS)
  • Maximum RMS Voltage: 280 V
  • Maximum DC Blocking Voltage: 400 V
  • Peak Forward Surge Current: 35 A
  • Maximum Repetitive Peak Reverse Voltage: 400 V
  • Thermal Resistance, Junction to Ambient: 70 °C/W
  • Case Material: Glass-passivated, meets UL 94V-0
  • Terminal Finish: Matte tin-plated leads, solderable per J-STD-002
  • Operating Temperature Range: -55°C to +150°C
  • Polarity: As marked on body
  • Solder Mounting: Suitable for automated placement, space-efficient design
  • Material Category: RoHS-compliant, commercial grade

Buy the Buy Vishay General Semiconductor MB4S Part Number MB4SE345 Online

Purchase the Vishay MB4S MB4SE345 online to benefit from a reliable, high-performance bridge rectifier ideal for AC/DC power applications. It features fast recovery, high surge current capacity, and a compact surface-mount design, making it suitable for lighting ballasts, battery chargers, and telecommunications equipment. With UL94V-0 flammability rating and RoHS compliance, this diode ensures safety and environmental compliance. Its robust operation across a temperature range of -55°C to 150°C guarantees dependable performance in various industrial and electronic systems, streamlining your assembly process.

Buy Vishay MB4S MB4SE345 now and experience unmatched reliability and high surge current capacity for your power rectification needs.

Frequently Asked Questions

Where can I buy Vishay MB4SE345?

You can click on the BUY or RFQ button to purchase MB4SE345 from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part MB4SE345?

You can download the MB4SE345 datasheet or visit the Vishay website for support.

Who is the manufacturer of MB4SE345?

Vishay

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