Littelfuse, Inc. Datasheets for Thyristors

Thyristors are a class of four-layer (PNPN) semiconductor devices that act as switches, rectifiers, or voltage regulators.
Thyristors: Learn more

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Product Name Notes
25 Amp bi-directional Alternistor Triac is designed for AC switching and phase control applications requiring a higher temperature environment.Alternis tor type devices only operate in quadrants I, II, & III...
4 Amp bi-directional solid state switch series is designed for AC switching and phase control applications such as motor speed and temperature modulation controls, lighting controls, and static switching relays.Sensitive...
A0609CA2LRP is an LCAS protector that does not require an external voltage reference. It specifically provides protection for a balanced ringing system with a ringing voltage range of +54 volts...
Excellent unidirectional switches for phase control applications such as heating and motor speed controls.Sensitive gate SCRs are easily triggered with microAmps of current as furnished by sense coils, proximity switches,...
Littelfuse offers a broad range of high specification devices with voltage ratings to 4.5kV (2.8kV DC link) and controllable current ratings of up to 4kA are available to meet the...
Littelfuse presents the new family of phase control thyristors for industrial application. Devices with voltage ranges from 1200V to 2500V are available, making them suitable for applications with line voltages...
Medium voltage applications place additional demands on phase controlled thyristors. To meet these demands we have developed a comprehensive range of thyristors optimised for medium voltage applications and series operation.
MOS-Gated Thyristors are designed for high-power pulse and capacitive discharge applications, switched on by a voltage applied at the gate terminal (MOS structure). Capable of carrying current up to 32kA...
New 1Amp bi-directional solid state switch series offering direct interface to microprocessor drivers in economical TO-92 and surface mount packages. The die voltage blocking junctions are glass-passivated to ensure long...
Sensitive Gate Silicon Controlled Rectifier is a glassivated PNPN device designed for high volume consumer applications such as temperature; light and speed control; process and remote control; and warning systems,...
The B61089BDR is a single channel SLIC ( Subscriber Line Interface circuit ) battery tracking protector. It consists of a pair of identical protection thyristors integrated with two anti-series diodes...
The Battrax® series offers programmable SIDACtor®overvoltage protection devices for SLIC applications. The Single Port Negative Battrax Series provides a programmable device that is referenced to a negative voltage souce while...
The Dual Port Negative Battrax® Series are programmable SIDACtor® devices designed to protect SLICs (Subscriber Line Interface Circuit) from damaging overvoltage transients. Dual port protection is provided by a programmable...
The Fast High Efficiency SCR series offers thyristors in various packages with fast turn off characteristics and breakdown voltages up to 1200V.
The Fast High Voltage SCR series offers thyristors with fast turn off characteristics and breakdown voltages up to 2200V.
The Fast Standard Voltage SCR series offers thyristors with fast turn off characteristics and breakdown voltages up to 1800V.
The High Efficiency AC switches series offers improved turn on characteristics with breakdown voltages up to 1200V.
The High Efficiency SCR series offers thyristors in various packages with improved forward voltage characteristics and breakdown voltages up to 1200V.
The High Efficiency TRIAC series offers various packages with improved forward voltage characteristics and breakdown voltages up to 1200V.
The High Voltage SCR series offers thyristors with breakdown voltages up to 2500V.
The HS4040xAQx series of SCRs offer fast turn-off time (tq) characteristics required for applications such as power inverters, switching regulator, and high frequency pulse circuits.These fast turn-off time SCRs offer...
The Kxxx1GL Series Multipulse™ SIDAC generates the multiple high voltage pulses required to ignite metal-halide lamps. Its quick turn-off characteristics allow generating a minimum of three pulses per AC half-cycle.
The Littelfuse range of isolated base pressure contact thyristor and diode modules, designed to industry standard outlines is perfect for all your needs.Available in 9 standard configurations, all devices offer...
The Multipulse™ SIDAC is a voltage switch used in Metal-Halide lamp ignition circuits as well as High Pressure Sodium lamp ignition circuits for outdoor street and area lighting. This robust...
The new K2xx0yHU is a higher energy SIDAC switch for gas ignition applications requiring higher current pulse current especially at low repetition rate. It is offered in a DO-15 leaded...
The new Kxxx0yH is a higher energy SIDAC switch for gas ignition applications requiring higher current pulse current especially at low repetition rate. It is offered in a DO-15 and...
The SIDAC is a silicon bilateral voltage triggered switch. Upon application of a voltage exceeding the SIDAC breakover voltage point, the SIDAC switches on through a negative resistance region to...
The SIDAC is a silicon unilateral voltage triggered switch. Upon application of a voltage exceeding the SIDAC breakover voltage point, the SIDAC switches on through a negative resistance region to...
The SIDAC is a silicon unilateral voltage triggered switch. Upon application of a voltage exceeding the SIDAC breakover voltage point, the SIDAC switches on through a negativeresistance region to a...
The Silicon Controlled Rectifier is designed primarily for half-wave ac control applications, such as motor controls, heating controls and power supply crowbar circuits.Features:Gl ass Passivated Junctions with Center Gate Fire...
The Standard SCR series offers thyristors in various packages and breakdown voltages up to 1800V.
The Standard TRIAC series offers various packages and breakdown voltages up to 1800V.
These devices are available up to a voltage of 2800V. They exhibit very fast turn-on times and are capable of very high values of both critical di/dt and dv/dt. For...
This Battrax® device protects SLICs that use both a positive and negative ring voltage. It limits transient voltages with rise times of 100Â V/µs to Vref ±10 V.Littelfuse's six-pin Battrax®
This component is designed to protect two different SLIC (Subscriber Line Interface Card) tip/ring pairs with independent voltage tracking for each pair. This B61089QDR will protect the SLIC interface against...
This is a solid state protection device that can be referenced to either a positive or negative voltage source. The B1xx0C_ is for a -Vref and the B2050C_ is for...
This multiport balanced protector is a surface mount alternative to the modified TO-220 package. It is based on a six-pin surface mount SOIC package and uses Littelfuse's patented "Y" (US...
This new DSLP Biased Series provides overvoltage protection for applications such as HD-SDI, HD-CVBS, VDSL2, ADSL2, ADSL2+, and G.fast with minimal effect on data signals. This silicon design innovation results...
This Silicon Controlled Rectifier is designed primarily for full-wave ac control applications, such as motor controls, heating controls or dimmers; or wherever full-wave, silicon gate-controlled devices are needed.Features:Glas s Passivated...
This Silicon Controlled Rectifier is designed primarily for half-wave ac control applications, such as motor controls, heating controls and power supplies, or wherever half-wave silicon gate-controlled, solid-state devices are needed.Features:Glas...
This Silicon Controlled Rectifier is designed primarily for half-wave ac control applications, such as motor controls, heating controls and power supplies.Features:Gl ass Passivated Junctions with Center Gate Geometry for Greater...
This solid state SIDACtor® protection device is an integrated multichip solution for protecting multiple twisted pair from overvoltage conditions. Based on a six-pin surface mount SOIC package, it is equivalent...
This triac is designed for high performance full-wave ac control applications where high noise immunity and commutating di/dt are required.Features:Bl ocking Voltage to 600 VOn-State Current Rating of 8 A...
This triac is designed for high performance full-wave ac control applications where high noise immunity and commutating di/dt are required.Features:Bl ocking Voltage to 800 VoltsOn-State Current Rating of 16 Amperes...
This triac is designed for high performance full-wave ac control applications where high noise immunity and commutating di/dt are required.Features:Bl ocking Voltage to 800 VoltsOn-State Current Rating of 25 Amperes...
This triac is designed for high performance full-wave ac control applications where high noise immunity and commutating di/dt are required.Features:Bl ocking Voltage to 800 VoltsOn-State Current Rating of 30 Amperes...
This triac is designed for high performance full-wave ac control applications where high noise immunity and commutating di/dt are required.Features:Bl ocking Voltage to 800 VOn-State Current Rating of 12 A...
This triac is designed for high performance full-wave ac control applications where high noise immunity and commutating di/dt are required.Features:Bl ocking Voltage to 800 VOn-State Current Rating of 12 Amperes...
This triac is designed for high performance full-wave ac control applications where high noise immunity and commutating di/dt are required.Features:Bl ocking Voltage to 800 VOn-State Current Rating of 16 A...
This triac is designed for high performance full-wave ac control applications where high noise immunity and commutating di/dt are required.Features:Bl ocking Voltage to 800 VOn-State Current Rating of 30 Amperes...
This triac is designed for high performance full-wave ac control applications where high noise immunity and commutating di/dt are required.Features:Bl ocking Voltage to 800 VOn-State Current Rating of 8 A...
This triac is designed for high performance full-wave ac control applications where high noise immunity and commutating di/dt are required.Features:Bl ocking Voltage to 800 VOnState Current Rating of 8 Amperes...
This triac is designed primarily for full-wave ac control applications, such as light dimmers, motor controls, heating controls and power supplies; or wherever full-wave silicon gate controlled solid-state devices are...

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