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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BCR16KM-12LA#C03
NON-INSULATED TYPE TRIAC
BTA312-600B,127
TRIAC 600V 12A TO220AB
L4004D8RP
TRIAC SENS GATE 400V 4A TO252
L0109MEAP
TRIAC SENS GATE 600V 1A TO92
Q6025N5TP
TRIAC 600V 25A TO263
MAC15-8G
TRIAC 600V 15A TO220AB
2N6348A
THYRISTOR TRIAC 12A 600V TO220AB
NTE5676
TRIAC 500V 15A TO48
L6006D8RP
TRIAC SENS GATE 600V 6A TO252
QJ6025RH5TP
ALTERNISTOR TRIAC 25A TO220AB
T1635H-6I
TRIAC ALTERNISTOR 600V TO220AB
SST41Z-600BW
600V 40A TO-3P 3-QUAD TRIAC
BTA420-800BT,127
TRIAC 800V 20A TO220AB
QJ8016RH3TP
TRIAC 800V 16A TO-220R
Q4015LTHTP
QDRC ALT 400V 15A 33/43V TO220 I
BT136-600/DG,127
NOW WEEN - BT136-600 - 4 QUADRAN
SST16A-800CW
800V 16A PACKAGE TO-220A 3-QUADR
BTB24-600CWRG
TRIAC ALTERNISTOR 600V TO220AB
Q6008N4RP
TRIAC 600V 8A TO263
2N5569
TO 48 10 AMP TRIAC