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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QV6016RH4TP
TRIAC ALTERNISTOR 600V 16A TO220
QJ6004D4TP
TRIAC 4A 600V TO-252 D-PAK
T1235T-8G
THYRISTORS (SCR) AND AC SWITCHES
BTA225B-600B,118
TRIAC 600V 25A D2PAK
2N6344AG
TRIAC 600V 12A TO220AB
Z0107SN 5AA4
TRIAC SENS GATE 700V 1A SOT223
BTB12-600SWRG
TRIAC SENS GATE 600V 12A TO220AB
Q8006DH4RP
TRIAC ALTERNISTOR 800V 6A TO252
TIL3012
TRIAC OUTPUT OPTOCOUPLER
L4N5RP
TRIAC SENS GATE 400V 1A DO214
BTA41-700BRG
TRIAC 700V 40A TOP3
Q8010NH2RP
TRIAC ALTERNISTOR 800V 10A TO263
BTA330X-800BTQ
TRIAC 800V 30A TO220F
QJ6025JH6TP
ALTERNISTOR TRIAC 25A TO218X
BTA208X-1000C,127
NOW WEEN - BTA208X-1000C - 3 QUA
Q8010L5TP
TRIAC 800V 10A TO220
Q8006R5TP
TRIAC 800V 6A 50 50 50 MA TO220
T835-8G-TR
AID THYRISTOR TRIAC
QK012NH5TP
TRIAC ALTERNISTOR 1KV 12A TO263
L4008V8TP
TRIAC SENS GATE 400V 8A TO251