
Thyristors - TRIACs
Thyristors - TRIACs: Precision Power Control Components
Definition & Functionality
Thyristors - TRIACs (Triode for Alternating Current) are critical semiconductor devices within the Discrete Semiconductor Products category, designed for efficient AC power control. TRIACs function as bidirectional switches, enabling current flow in both directions when triggered, making them ideal for phase-cutting, motor speed regulation, and dimming applications. Their ability to handle high voltage/current with minimal gate control simplifies circuit design in AC systems.
Product Types & Variations
This category includes:
1. Standard TRIACs: General-purpose devices for moderate load control (e.g., household appliances).
2. Snubberless TRIACs: Eliminate the need for external snubber circuits, reducing EMI in inductive loads (e.g., motors).
3. Logic-Level TRIACs: Low gate-triggering current ( 10mA) for microcontroller compatibility.
4. High-Temp TRIACs: Rated for industrial environments (up to 150 C junction temperature).
Key specifications include voltage ratings (400V 1200V), current ratings (4A 40A), and gate sensitivity (IGT).
Purchasing Guidance
1. Match Load Requirements: Select voltage/current ratings 20 30% above operational peaks to ensure reliability.
2. Consider Triggering Method: Opt for snubberless TRIACs for inductive loads (e.g., HVAC systems) to reduce component count.
3. Thermal Management: Verify thermal resistance (R JA) and pair with heatsinks for high-current applications.
4. Compliance: Prioritize UL/IEC-certified TRIACs for safety-critical designs.
TRIACs bridge cost-efficiency and performance in AC power control. Partner with trusted distributors to access datasheets and lifecycle support.
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BTA410Y-600ET,127
TRIAC SENS GATE 600V 10A TO220AB
BTA06-600SWRG
TRIAC SENS GATE 600V 6A TO220AB
Q4006LTHTP
QDRC ALT 400V 6A 33/43V TO220 IS
L0109DERP
TRIAC SENS GATE 400V 1A TO92
BCR8KM-12LA#B00
TRIAC, 600V, 8A
BTA08-800CW3LFG
SNUBBERLESS TRIAC
AVS08CB
TRIAC INT TRIGGER 500V TO220AB
Z00607MN 5AA4
TRIAC SENS GATE 600V SOT223
T3035H-8I
30A - 800V - TO-220AB INS, H-SER
Q4006LTTP
QDRC 400V 6A 33/43V TO220 ISO
ACS302-5T3
TRIAC SENS GATE 500V 0.2A 20SO
QJ8010R4TP
TRIAC 800V 10A TO220
BT138-600/DG,127
NOW WEEN - BT138-600 - 4 QUADRAN
BTB06-600TRG
TRIAC SENS GATE 600V 6A TO220AB
QJ8010NH4RP
TRIAC ALTERNISTOR 800V 10A TO263
L6004D8RP
TRIAC SENS GATE 600V 4A TO252
QK015N5RP
TRIAC 1KV 15A TO263
BTA25-800CW3G
TRIAC 800V 25A TO220AB
QJ8016NH5RP
TRIAC 800V 16A TO-263 D2-PAK
BT139-600E/DG,127
TRIAC SENS GATE 600V 16A TO220AB