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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Q6012LTH1LEDTP
TRIAC INT TRIGGER 600V 12A TO220
Q6035NH5TP
TRIAC ALTERNISTOR 600V 35A TO263
FKN1N60SA
TRIAC, 600V, 1A, TO-92
Q8010R5TP
TRIAC 800V 10A TO220
BT134-800E,127
NOW WEEN - BT134-800E - 4 QUADRA
T3035H-6G-TR
TRIAC ALTERNISTOR 600V 30A D2PAK
QK010N5TP
TRIAC 1KV 10A TO263
QK040KH6TP
TRIAC ALTERNISTOR 1KV 40A TO218
T1235H-8I
12 A - 800 V - 150 ?C H-SERIES T
ACST1010-7T
TRIAC SENS GATE 700V 10A TO220AB
Z0107MA 2AL2
TRIAC SENS GATE 600V 1A TO92-3
BCR12KM-12LB-1#B00
TRIAC, 600V, 12A
QJ8008RH4TP
TRIAC ALTERNISTOR 800V 8A TO220
Q6008LTH1LEDTP
TRIAC INT TRIGGER 600V 8A TO220
NTE56017
TRIAC-600VRM 25A TO220
BCR16KM-12LB-A8#X6
NON-INSULATED TYPE TRIAC
TMB206S-L
TRIAC 600V 20A
BT134-800,127
NOW WEEN - BT134-800 - 4 QUADRAN
MAC16HCNG
TRIAC 800V 16A TO220AB
QJ6006DH4RP
TRIAC ALT 6A 600V TO-252 D-PAK