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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T4120E
ISOLATED STUD TO48 15 AMP TRIAC
Q8010N5RP
TRIAC 800V 10A TO263
AC16DGM-AZ
TRIAC, 400V , 16A
BTA12-800CWRG
TRIAC ALTERNISTOR 800V TO220AB
BCR10KM-12LA-1A8X2
TRIAC, 600V, 10A
T1035-6G
AID THYRISTOR TRIAC
LX807ME
TRIAC SENS GATE 600V 0.8A TO92
T6420B
ISOLATED STUD TO48 40 AMP TRIAC
Q8010N4RP
TRIAC 800V 10A TO263
T4120B
ISOLATED STUD TO48 15 AMP TRIAC
L6008D8TP
TRIAC SENS GATE 600V 8A TO252
T435-800H
TRIAC ALTERNISTOR 800V 4A IPAK
L0103MERP
TRIAC SENS GATE 600V 1A TO92
QK016NH4RP
TRIAC ALTERNISTOR 1KV 16A TO263
BTA212-800B,127
NOW WEEN - BTA212-800B - 3 QUADR
BTB16-600BW3G
TRIAC 600V 16A TO220AB
NTE5604
TRIAC-300VRM 4A
MAC4DSNT4G
TRIAC SENS GATE 800V 4A DPAK
QK008NH4TP
TRIAC ALTERNISTOR 1KV 8A TO263
BT131-600/DG,412
TRIAC SENS GATE 600V 1A TO92-3