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TK8A50D,K8A50D

Specifications

SKU: 11233387

BUY TK8A50D,K8A50D https://www.utsource.net/itm/p/11233387.html

Parameter TK8A50D K8A50D
Type Thyristor Thyristor
Maximum RMS Voltage (V) 800 V 800 V
Maximum RMS Current (I) 50 A 50 A
Peak Surge Current (Ism) 600 A (8.3 ms) 600 A (8.3 ms)
Power Dissipation (Ptot) 200 W 200 W
Case Type TO-220 TO-220
Mounting Through-hole Through-hole
Operating Temperature (Tj) -40°C to 125°C -40°C to 125°C
Storage Temperature (Ts) -55°C to 150°C -55°C to 150°C
Gate Trigger Current (Igt) 50 mA 50 mA
Gate Trigger Voltage (Vgt) 1.5 V 1.5 V
Holding Current (Ih) 5 mA 5 mA
Dissipation Factor (Rth,j-c) 1.25 K/W 1.25 K/W

Instructions for Use:

General Handling:

  • Storage: Store in a dry, cool place away from direct sunlight and extreme temperatures.
  • Handling: Handle with care to avoid damage to the leads and body. Use appropriate ESD protection.

Mounting:

  • Through-hole Mounting: Ensure proper alignment and secure mounting using appropriate tools and techniques.
  • Thermal Management: Use a heatsink if necessary to manage thermal dissipation, especially under high current conditions.

Electrical Connections:

  • Anode (A): Connect to the positive side of the circuit.
  • Cathode (K): Connect to the negative side of the circuit.
  • Gate (G): Apply the trigger signal to this terminal to turn on the thyristor.

Operating Conditions:

  • Voltage and Current Ratings: Do not exceed the maximum RMS voltage and current ratings.
  • Surge Current: Ensure that the peak surge current does not exceed 600 A for more than 8.3 ms.
  • Temperature: Operate within the specified temperature range to avoid thermal stress and potential failure.

Gate Triggering:

  • Trigger Current (Igt): Apply a minimum of 50 mA to the gate to ensure reliable triggering.
  • Trigger Voltage (Vgt): The gate trigger voltage should be at least 1.5 V.

Holding Current:

  • Minimum Holding Current (Ih): Maintain a minimum current of 5 mA through the thyristor to keep it in the conducting state.

Safety Precautions:

  • Isolation: Ensure proper isolation to prevent electrical shock.
  • Overvoltage Protection: Consider using overvoltage protection devices to safeguard against transient voltages.
  • Cooling: Monitor the temperature of the device and use adequate cooling methods to prevent overheating.
(For reference only)

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