Overview
The TYN640RG is a standard Silicon Controlled Rectifier (SCR) produced by STMicroelectronics. It is designed for applications where in-rush current conditions are critical, such as overvoltage crowbar protection circuits in power supplies, in-rush current limiting circuits, solid state relays (in back to back configuration), welding equipment, and high power motor control circuits. The TYN640RG utilizes clip assembly technology, which enhances its performance in handling high surge current capabilities.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| On-state rms current, IT(RMS) | 40 | A |
| Repetitive peak off-state voltage, VDRM, VRRM | 600 | V |
| Triggering gate current, IGT | 35 | mA |
| Non-repetitive surge peak on-state current, ITSM | 480 | A (tp = 8.3 ms, Tj = 25 °C) |
| Average on-state current, IT(AV) | 25 | A (180° conduction angle, Tc = 95 °C) |
| Operating junction temperature range | -40 to +125 | °C |
| Storage junction temperature range | -40 to +150 | °C |
| Package | TO-220AB |
Key Features
- High surge current capability due to clip assembly technology.
- Rated for 40 A on-state rms current and 600 V repetitive peak off-state voltage.
- Triggering gate current of 35 mA.
- Non-repetitive surge peak on-state current of up to 480 A for 8.3 ms at Tj = 25 °C.
- Average on-state current of 25 A at 180° conduction angle and Tc = 95 °C.
- Lead-free package with ECOPACK2 compliance for environmental sustainability.
Applications
- Overvoltage crowbar protection circuits in power supplies.
- In-rush current limiting circuits.
- Solid state relays (in back to back configuration).
- Welding equipment.
- High power motor control circuits.
Q & A
- What is the on-state rms current of the TYN640RG?
The on-state rms current of the TYN640RG is 40 A.
- What is the repetitive peak off-state voltage of the TYN640RG?
The repetitive peak off-state voltage of the TYN640RG is 600 V.
- What is the triggering gate current of the TYN640RG?
The triggering gate current of the TYN640RG is 35 mA.
- What is the non-repetitive surge peak on-state current of the TYN640RG?
The non-repetitive surge peak on-state current of the TYN640RG is up to 480 A for 8.3 ms at Tj = 25 °C.
- What is the operating junction temperature range of the TYN640RG?
The operating junction temperature range of the TYN640RG is -40 to +125 °C.
- What package type is used for the TYN640RG?
The TYN640RG is packaged in a TO-220AB package.
- Is the TYN640RG environmentally compliant?
Yes, the TYN640RG is offered in a lead-free package with ECOPACK2 compliance.
- What are some typical applications of the TYN640RG?
Typical applications include overvoltage crowbar protection circuits, in-rush current limiting circuits, solid state relays, welding equipment, and high power motor control circuits.
- How does the clip assembly technology benefit the TYN640RG?
The clip assembly technology enhances the TYN640RG's performance in handling high surge current capabilities.
- Where can I find detailed specifications and datasheets for the TYN640RG?
Detailed specifications and datasheets can be found on the STMicroelectronics official website and other authorized distributors like Mouser Electronics.
