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Discussion History

Thyristor Level

Assembly

One series switching step: a power semiconductor with its heat sinks, snubber, and gate electronics, repeated dozens of times up the valve. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Thyristor Level parts and their functions

7 top-level parts · 84 parts in total · full bill of materials below
Thyristor Level parts diagram: 1 power thyristor, 2 water-cooled heat sink, 3 press-pack clamp, 4 snubber capacitor, 5 snubber damping resistor, 6 thyristor gate unit, 7 DC grading resistor. 84 parts in 7 top-level items.
Thyristor Level parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Power Thyristor 4 parts 1× Press-pack switching device
2 Water-Cooled Heat Sink 2× Water-cooled clamping electrodes
3 Press-Pack Clamp 3 parts 1× Press-pack clamping stack
4 Snubber Capacitor 1× dV/dt snubber capacitor
5 Snubber Damping Resistor 1× Snubber damping resistor
6 Thyristor Gate Unit 6 parts 1× Thyristor gate electronics
7 DC Grading Resistor 1× Static grading resistor

3D model

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Build & assembly graph

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Bill of materials for Thyristor Level

7 top-level lines · 20 rows shown · 84 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Power Thyristor 4 parts hcv-power-thyristor 1× 1 6 assembly
1.1 Silicon Thyristor Wafer hcv-silicon-wafer 1× 1 · part
1.2 Molybdenum Disc hcv-molybdenum-disc 2× 2 · part
1.3 Ceramic Housing hcv-ceramic-housing 1× 1 · part
1.4 Copper Pole Piece hcv-pole-piece 2× 2 · part
2 Water-Cooled Heat Sink hcv-heat-sink 2× 2 · part
3 Press-Pack Clamp 3 parts hcv-clamp-assembly 1× 1 8 assembly
3.1 Coil Spring coil-spring 2× 2 · part
3.2 Clamp Plate hcv-clamp-plate 2× 2 · part
3.3 Insulating Tie Rod hcv-insulating-tie-rod 4× 4 · part
4 Snubber Capacitor hcv-snubber-capacitor 1× 1 · part
5 Snubber Damping Resistor hcv-damping-resistor 1× 1 · part
6 Thyristor Gate Unit 6 parts hcv-gate-unit 1× 1 65 assembly
6.1 Bare PCB pcb-bare 1× 1 · part
6.2 Microcontroller mcu 1× 1 · part
6.3 Optical Fiber Receiver hcv-fiber-receiver 1× 1 · part
6.4 Optical Fiber Transmitter hcv-fiber-transmitter 1× 1 · part
6.5 Gate Pulse Capacitor hcv-gate-pulse-cap 1× 1 · part
6.6 SMD Passive (R/C/L) smd-passives 60× 60 · part
7 DC Grading Resistor hcv-dc-grading-resistor 1× 1 · part

Where the thyristor level is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

HVDC Thyristor Valve

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks