Stud thyristor thyristor rectifier phase controlled thyristor ST280S T0-94

ພາບລວມຂອງການຄວບຄຸມໄລຍະ Thyristor

thyristor ຄວບຄຸມໄລຍະ, ມັກຈະເອີ້ນວ່າ triac ຫຼື SCR (Silicon ຄວບຄຸມ rectifier) ໃນຄໍາຮ້ອງສະຫມັກສະເພາະໃດຫນຶ່ງ, ແມ່ນອຸປະກອນ semiconductor ທີ່ໃຊ້ສໍາລັບການຄວບຄຸມປະລິມານຂອງພະລັງງານທີ່ສົ່ງກັບການໂຫຼດໂດຍການປັບມຸມໄລຍະທີ່ຮູບແບບຂອງຄື້ນ AC ອະນຸຍາດໃຫ້ດໍາເນີນການ.. ວິທີການຄວບຄຸມນີ້ແມ່ນເອີ້ນວ່າການຄວບຄຸມມຸມໄລຍະຫຼືພຽງແຕ່ການຄວບຄຸມໄລຍະ. thyristors ຄວບຄຸມໄລຍະໄດ້ຖືກນໍາໃຊ້ຢ່າງກວ້າງຂວາງໃນຄໍາຮ້ອງສະຫມັກຕ່າງໆທີ່ຕ້ອງການລະບຽບການທີ່ຊັດເຈນຂອງພະລັງງານໄຟຟ້າ, ເຊັ່ນ dimmers ເຮັດໃຫ້ມີແສງ, ການຄວບຄຸມຄວາມໄວ motor, ເຄື່ອງຄວບຄຸມອຸນຫະພູມ, ແລະອື່ນໆອີກ.

ຄຸນນະສົມບັດຂອງການຄວບຄຸມໄລຍະ Thyristor

ການຄວບຄຸມມຸມໄລຍະ: ອະ​ນຸ​ຍາດ​ໃຫ້​ການ​ປັບ​ຈຸດ​ການ​ນໍາ​ໃຊ້​ພາຍ​ໃນ​ແຕ່​ລະ​ເຄິ່ງ​ຮອບ​ວຽນ​ຂອງ​ຮູບ​ແບບ​ຄື້ນ AC​, ເຮັດ​ໃຫ້​ການ​ຄວບ​ຄຸມ​ທີ່​ຊັດ​ເຈນ​ກ່ຽວ​ກັບ​ພະ​ລັງ​ງານ​ສະ​ເລ່ຍ​ສົ່ງ​ໃຫ້​ການ​ໂຫຼດ​ໄດ້​.

ປະສິດທິພາບສູງ: ດໍາເນີນການກັບການສູນເສຍຫນ້ອຍທີ່ສຸດໃນເວລາດໍາເນີນການ, ສະຫນອງການຄວບຄຸມພະລັງງານປະສິດທິພາບ.

ການ​ນໍາ​ໃຊ້​ສອງ​ທິດ (Triacs): ສໍາລັບຄໍາຮ້ອງສະຫມັກ AC, triacs ສາມາດດໍາເນີນການໃນປະຈຸບັນໃນທັງສອງທິດທາງ, ເຮັດໃຫ້ມັນເຫມາະສົມສໍາລັບການຄວບຄຸມການໂຫຼດ AC ເຕັມຄື້ນ.

Unidirectional Conductivity (SCRs): SCRs ດໍາເນີນການໃນປະຈຸບັນໃນທິດທາງດຽວເທົ່ານັ້ນແລະຖືກນໍາໃຊ້ໂດຍປົກກະຕິສໍາລັບການຄວບຄຸມເຄິ່ງຄື້ນຂອງການໂຫຼດ AC ຫຼື DC..

Gate Triggering: ການດໍາເນີນການເລີ່ມຕົ້ນໃນເວລາທີ່ກະແສໄຟຟ້າຂະຫນາດນ້ອຍຖືກນໍາໃຊ້ກັບ terminal ປະຕູ, ອະນຸຍາດໃຫ້ຄວບຄຸມຈຸດເປີດໄດ້ງ່າຍ.

ກະແສໄຟຟ້າ: ກະຕຸ້ນຄັ້ງດຽວ, thyristor ຍັງສືບຕໍ່ດໍາເນີນການຈົນກ່ວາປະຈຸບັນໂດຍຜ່ານມັນຫຼຸດລົງຕໍ່າກວ່າລະດັບທີ່ແນ່ນອນທີ່ເອີ້ນວ່າປະຈຸບັນ.

ຄວາມອ່ອນໄຫວຂອງອຸນຫະພູມ: ປະສິດທິພາບສາມາດໄດ້ຮັບຜົນກະທົບຈາກການປ່ຽນແປງອຸນຫະພູມ, ຮຽກຮ້ອງໃຫ້ມີການພິຈາລະນາການຄຸ້ມຄອງຄວາມຮ້ອນໃນການອອກແບບ.

ລະດັບແຮງດັນແລະປະຈຸບັນ: ມີຢູ່ໃນລະດັບຄວາມກ້ວາງຂອງແຮງດັນແລະການຈັດອັນດັບໃນປະຈຸບັນໃຫ້ເຫມາະສົມກັບຄວາມຕ້ອງການຄໍາຮ້ອງສະຫມັກທີ່ແຕກຕ່າງກັນ.

ການຜະລິດສິ່ງລົບກວນ: ສາມາດສ້າງການແຊກແຊງໄຟຟ້າ (EMI), ຈໍາເປັນຕ້ອງມີການກັ່ນຕອງແລະການປ້ອງກັນທີ່ເຫມາະສົມໃນຄໍາຮ້ອງສະຫມັກທີ່ລະອຽດອ່ອນ.

ກົນໄກການປົກປ້ອງ: ມັກຈະປະກອບມີການປ້ອງກັນໃນຕົວຕໍ່ກັບ overvoltage ແລະ overcurrent ເງື່ອນໄຂເພື່ອປົກປ້ອງອຸປະກອນແລະລະບົບເຊື່ອມຕໍ່.

(Stud thyristor thyristor rectifier phase controlled thyristor ST280S T0-94)

Specification of Stud thyristor thyristor rectifier phase controlled thyristor ST280S T0-94

The Stud Thyristor ST280S T0-94 is a high-power phase-controlled rectifier designed for robust changing and specific control in industrial applications. It features a stud-type TO-94 plan, enhanced for efficient thermal management and mechanical stability sought after settings. This thyristor is optimal for AC/DC power conversion, motor rate control, voltage policy, and heavy-duty rectification systems.

Secret electrical specs include a repetitive height off-state voltage (V_DRM) and reverse voltage (V_RRM) of approximately 1600V, guaranteeing trusted blocking of high voltages in both forward and reverse prejudice conditions. The average on-state current (I_TAV) is ranked at 280A, with a non-repetitive rise current (I_TSM) of 5600A, making it possible for handling of sudden overloads. Eviction trigger present (I_GT) is 200mA, paired with a gate trigger voltage (V_GT) of 3V, guaranteeing regular and low-power triggering. The device maintains a low on-state voltage decrease (V_T) ຂອງ 1.6 V at ranked current, decreasing conduction losses.

Thermal efficiency is critical, with a junction-to-stud thermal resistance (R_thJS) ຂອງ 0.05 ° C/W, allowing reliable heat dissipation when placed on a heatsink. The operating junction temperature level array covers -40 °C ເຖິງ +125 °C, guaranteeing functionality in severe conditions. Mechanical requirements include a stud diameter of 14mm, compatible with conventional installing equipment, and a recommended mounting torque of 25– 30 Nm to make certain safe mechanical and electric contact.

The ST280S T0-94 is developed with a silicon pellet hermetically sealed in a corrosion-resistant package, improving resilience in harsh settings. Applications consist of commercial electric motor drives, ເຄື່ອງມືການເຊື່ອມໂລຫະ, ລະບົບ UPS, ແລະວັດສະດຸພະລັງງານ. Conformity with worldwide requirements such as RoHS and UL makes sure security and ecological compatibility. Developed for high dependability and long service life, this thyristor is matched for engineers needing precision, ປະສິດທິຜົນ, and ruggedness in high-current phase-controlled correction circuits.

(Stud thyristor thyristor rectifier phase controlled thyristor ST280S T0-94)

Applications of Stud thyristor thyristor rectifier phase controlled thyristor ST280S T0-94

The Stud Thyristor ST280S in a TO-94 bundle is a high-power semiconductor tool made for phase-controlled correction and changing applications. Its durable building, incorporated with innovative thyristor modern technology, makes it suitable for industrial and commercial systems needing accurate control of air conditioning power. The device includes a stud-type style for safe mechanical placing and efficient warmth dissipation, guaranteeing trustworthy efficiency under high-voltage and high-current problems. With a voltage score approximately 1600V and present handling abilities surpassing 280A, the ST280S excels in demanding settings.

A key application of the ST280S is in phase-controlled rectifiers, where it transforms AC to DC power in systems like electroplating, electrolysis, and industrial battery charging. Its ability to change conduction angles allows smooth control of result voltage and current, vital for processes requiring variable DC power. In motor speed control systems, the thyristor controls air conditioning electric motor drives by regulating power input, enhancing efficiency in machinery such as conveyor belts, crushers, and pumps.

The ST280S is also used in lighting control systems, including high-intensity discharge (HID) lamps and streetlight dimming. By phase-controlling the AC waveform, it changes light intensity while minimizing power waste. In welding equipment, the thyristor ensures secure arc generation by taking care of present flow, enhancing weld uniformity in both manual and computerized setups.

ນອກຈາກນັ້ນ, the device contributes in power payment systems, such as static VAR compensators (SVCs), where it stabilizes grid voltage and corrects power variable imbalances. Its rapid changing capability supports responsive power management in renewable resource inverters and commercial grids.

The TO-94 package uses toughness in harsh problems, with a threaded stud for straight heatsink installing, decreasing thermal resistance. This makes the ST280S ideal for high-temperature atmospheres like steel mills or mining procedures. Its tough style makes certain durability in applications entailing constant tons changes, voltage spikes, or mechanical stress.

In recap, the ST280S Stud Thyristor is a versatile service for phase-controlled power regulation across sectors, consisting of production, ພະລັງງານ, ແລະການຂົນສົ່ງ. Its mix of high power handling, thermal effectiveness, and accurate control makes it a critical part in systems requiring dependability and performance under hefty electric lots.

ຂໍ້ມູນບໍລິສັດ

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ການຂົນສົ່ງ

ໂດຍທະເລ, ໂດຍທາງອາກາດ, ໂດຍດ່ວນ, ຕາມທີ່ລູກຄ້າຮ້ອງຂໍ.

ເງື່ອນໄຂການເກັບຮັກສາ

1) ເກັບຮັກສາໄວ້ໃນສະພາບແວດລ້ອມແຫ້ງຢູ່ທີ່ອຸນຫະພູມຫ້ອງ.

2) ຫຼີກເວັ້ນຄວາມຊຸ່ມຊື່ນແລະອຸນຫະພູມສູງ.

3) ໃຊ້ທັນທີຫຼັງຈາກເປີດຖົງບັນຈຸພາຍໃນ.

5 FAQs of Stud thyristor thyristor rectifier phase controlled thyristor ST280S T0-94

The ST280S is a phase-controlled thyristor rectifier in a TO-94 package designed for high-efficiency power control applications. Below are five frequently asked questions about this component, ຕອບແບບສັ້ນໆ:

**1. What are the primary applications of the ST280S thyristor?**
The ST280S is used in phase-controlled rectification circuits, such as AC/DC motor speed control, dimming systems, ການສະຫນອງພະລັງງານອຸດສາຫະກໍາ, and voltage regulation. It is ideal for systems requiring precise control of power delivery through gate-triggered conduction.

**2. What are the key electrical specifications of the ST280S?**
The ST280S has a maximum repetitive reverse voltage (V_RRM) of 800V and an average forward current (I_T(ຂອງ)) of 8A. Its surge current (I_TSM) is 80A, ແລະປະຕູກະຕຸ້ນກະແສໄຟຟ້າ (I_GT) ranges from 5mA to 30mA, ensuring reliable switching under varying load conditions.

**3. How does thermal management affect the ST280S’s performance?**
The thyristor’s junction temperature must stay below 125°C to prevent damage. Proper heatsinking and airflow are critical. The TO-94 package supports efficient heat dissipation, but derating may be required in high-temperature environments.

**4. What precautions are needed for mounting the ST280S?**
Avoid mechanical stress on the leads during installation. Ensure the mounting surface is clean and flat for optimal thermal contact. Use insulating kits if required. The terminals should be soldered at 260°C for no more than 10 seconds to avoid package damage.

**5. How do I protect the ST280S from voltage spikes or switching transients?**
Incorporate snubber circuits (RC networks) across the anode and cathode to suppress voltage spikes. Ensure the device operates within its specified dv/dt (rate of voltage change) rating of 50V/µs. Overvoltage protection devices like MOVs (metal oxide varistors) can also safeguard against surges.

The ST280S combines rugged construction with precise control, making it suitable for demanding industrial applications. Always adhere to datasheet guidelines for optimal performance and longevity.

(Stud thyristor thyristor rectifier phase controlled thyristor ST280S T0-94)