NTE Electronics NTE5702 Power Thyristor Module

Description:

The NTE NTE5702 Module is an industrial power thyristor module designed for high-current AC power control, rectification, and motor drive applications. Commonly installed in DC motor drives, battery chargers, welding equipment, industrial power supplies, and phase control systems requiring high-power SCR switching capability. Maintenance teams and power electronics technicians use this module for repairs, drive restoration, and replacement of failed semiconductor power assemblies in industrial equipment. The NTE5702 consists of four SCRs configured as a single-phase full-wave controlled bridge module.

Applications:

The NTE5702 module is commonly used in DC motor controls, industrial battery chargers, electroplating equipment, welding machines, regulated power supplies, and phase-angle control systems where precise control of AC-to-DC power conversion is required. The integrated bridge design simplifies installation while reducing wiring complexity and component count.

Technical Specifications:

• Manufacturer: NTE Electronics
• Manufacturer part number (MPN): NTE5702
• Product type: Industrial power module
• Semiconductor type: SCR thyristor bridge module
• Configuration: Single-phase full SCR bridge
• Internal devices: 4 SCRs
• Repetitive peak off-state voltage (VDRM): 1200 V
• Repetitive peak reverse voltage (VRRM): 1200 V
• Maximum DC output current: 25 A
• Maximum average on-state current: 12.5 A
• RMS current rating: 28 A
• Surge current rating: 300 A (10 ms)
• Isolation voltage: 2500 VAC terminal-to-base
• Junction temperature range: -40°C to +125°C
• Storage temperature range: -40°C to +150°C
• Mounting type: Heatsink mount power module
• Package style: Isolated base plate module
• Approximate weight: 58 g (2.0 oz)
• Application: Power supplies, motor drives, and industrial control systems
• Service application: Repair and replacement component.

Common Replacements:

• NTE NTE5700 Industrial Power Module
• NTE NTE5701 Industrial Power Module
• IXYS Single Phase SCR Bridge Module Equivalent