The 16R1400SGDR is a high voltage, high surge current thyristor designed and manufactured by Littelfuse Inc. It is primarily used for overvoltage protection in various AC power circuits and industrial applications.

Applications:

• Solid State Relays (SSR)
• Motor Speed Controls
• Lighting Controls
• Voltage Regulators
• Crowbar Circuits for Overvoltage Protection

Features:

• High Surge Current Capability: Designed to withstand large surge currents during fault conditions.
• High Voltage Rating: Suitable for use in high voltage AC power applications.
• Gate Triggering: Easily triggered using a gate signal for precise control.
• Robust Construction: Provides reliable performance in harsh environments.
• Low On-State Voltage: Minimizes power dissipation during normal operation.

Benefits:

• Overvoltage Protection: Provides effective protection against voltage surges and transients.
• Precise Control: Allows precise control of AC power in various applications.
• Increased Reliability: Robust design ensures reliable performance in demanding conditions.
• Energy Efficiency: Low on-state voltage minimizes power losses.
• Easy Integration: Easily integrated into existing and new circuit designs.

Technical Specifications:

The 16R1400SGDR typically features a repetitive peak off-state voltage (VDRM) of 1400V, a surge current (ITSM) rating of several hundred amps (depending on duration and waveform), and a gate trigger current (IGT) in the order of milliamperes. The on-state voltage is typically low, contributing to efficient operation. It is available in various packages suitable for high-power applications, such as TO-220 or similar. The operating and storage junction temperature range is -40 to +125 °C.

The 16R1400SGDR thyristor provides a reliable and efficient solution for overvoltage protection and AC power control. Its high surge current capability and voltage rating make it suitable for a wide range of industrial and commercial applications requiring robust performance and dependable operation.