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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L401E5RP
TRIAC SENS GATE 400V 1A TO92
QK012RH2TP
ALTNSTR 1000V 12A 10-10-10 MA TO
BTA16-800CW3G
TRIAC 800V 16A TO220AB
LX807DE
TRIAC SENS GATE 400V 0.8A TO92
BTA208-600D,127
NOW WEEN - BTA208-600D - 3 QUADR
Q6025J6TP
TRIAC ALTERNISTOR 600V TO218X
NTE56066
TRIAC-600VRM 16A
2N6075BG
TRIAC SENS GATE 600V 4A TO225AA
BCR3KM-12LA-1#B00
INSULATED TRIAC, 600V, 3A
L401E8
TRIAC SENS GATE 400V 1A TO92
QJ6025KH6TP
ALTERNISTOR TRIAC 25A TO218AC
BTA12-800BRG
TRIAC 800V 12A TO220AB
ACST435-8BTR
TRIAC 800V 4A DPAK
L6N3RP
TRIAC SENS GATE 600V 1A DO214
T835T-8G-TR
AID THYRISTOR TRIAC
T2035H-8G-TR
TRIAC ALTERNISTOR 800V 20A D2PAK
T435-800T
TRIAC ALTERNISTOR 800V TO220AB
HQ6025LH5TP
TRIAC ALTERNISTOR 600V 25A TO220
QJ8010NH3TP
TRIAC ALTERNISTOR 800V 10A TO263
Q8016NH6TP
TRIAC ALTERNISTOR 800V 16A TO263