40TPS12APBF

Product Overview

40TPS12APBF is commonly associated with Vishay / International Rectifier VS-40TPS12APBF, a high-voltage phase control silicon controlled rectifier. The device is designed for medium-power switching and phase-control applications, using glass passivation technology for reliable operation up to 125°C junction temperature. With a 1200V off-state voltage rating, 35A to 40A current class, high surge current capability and TO-247AC through-hole package, it is suitable for AC control, controlled rectifiers, battery chargers, industrial power supplies, soft-start circuits and power conversion equipment.

Key Features

• Manufacturer: Vishay Semiconductors / International Rectifier legacy

• Part Number: 40TPS12APBF

• Full / Related Part Number: VS-40TPS12APBF

• Device Type: Silicon controlled rectifier / SCR thyristor

• Product Category: Discrete semiconductor / thyristor

• Product Series: 40TPS...APbF high-voltage phase control SCR series

• Off-State Voltage: 1200V

• Average On-State Current: 35A class; commonly described as 40A phase-control SCR series

• Non-Repetitive Surge Current: 600A at 50Hz class

• Gate Trigger Current: 40mA maximum class

• Gate Trigger Voltage: 2.5V maximum class

• Holding Current: 150mA maximum class

• Off-State Leakage Current: 500µA maximum class

• Recovery Type: Standard recovery SCR

• Operating Junction Temperature: -40°C to +125°C

• Package: TO-247AC / TO-247-3 through-hole package

• Key Features: High voltage capability, glass passivated junction, reliable 125°C operation, low gate trigger current option and medium-power phase-control performance

• Typical Use: AC phase control, controlled rectifiers, soft starters, battery chargers, industrial power supplies and power conversion circuits

• Ordering / Packaging Note: 40TPS12APBF may appear under Vishay, International Rectifier or VS-40TPS12APBF references; buyers should verify the full ordering code, package marking, Pb-free suffix, current rating, lifecycle status and datasheet revision before production use.

Applications

40TPS12APBF can be used in electronic systems that require high-voltage SCR switching or phase-control rectification. Typical applications include AC power control, controlled rectifier bridges, battery chargers, motor soft-start circuits, industrial heating control, welding equipment, UPS input stages, industrial power supplies, automation equipment, maintenance projects and repair applications. It is also suitable for BOM review where a 1200V TO-247AC phase-control SCR thyristor is required.

Quality & Sourcing

Antrex Electronics can support 40TPS12APBF sourcing with stock availability checks, RFQ quotation, package confirmation, date code review and shipment arrangement. For project-based purchasing, buyers can provide quantity, target price, required date code, packaging requirements and application information for faster quotation support.

For quality control, Antrex Electronics can help arrange product photos, label review, visual inspection and third-party testing support when required. OEMs, EMS providers, repair centers and electronic component buyers are welcome to send BOM lists or hard-to-find part requests for sourcing assistance.