Couplers

Optics & Photonics, Electronic Components & Devices

Transistor Photocouplers offer wide operating temperature.

June 25, 2015

Housed in SO16 package with operating temperature of -55 to +125°C, 4-channel TLP292-4 and TLP293-4 offer isolation voltage of 3,750 Vrms for high-density surface mount applications. Both are comprised of phototransistors optically coupled to InGaAs infrared emitting diodes. TLP292-4 is connected in inverse parallel configuration, and can operate directly by AC input current. With collector-emitter voltage of 80 V, devices support low input current while maintaining high current transfer ratio. Read More

Optics & Photonics

Transistor Output Photocoupler comes in low-profile package.

December 5, 2014

Supplied in 4-pin, SO6L package with 2.3 mm max height, TLP385 operates over -55 to +110°C range, provides creepage and clearance distance of 8 mm (min), and offers isolation voltage of 5 kVrms (min). Current Transfer Ratio (CTR) ranges from 50%–600% @ IF=5 mA, VCE=5V; turn-off (tOff) is 40 µs (typ) @ IF=16 mA, and safety standards met include UL, cUL, VDE, and CQC. Applications include motherboards, PLCs, AC adapters, I/O interface boards, inverter interfaces, and power supplies. Read More

Optics & Photonics

High-Isolation Optocouplers are capable of data rates to 10 MBd.

September 19, 2014

Consisting of GaAIAs IR emitting diode optically coupled with integrated photo detector, VOW135/136/137/2611 isolate low- to high-voltage circuits in alternative energy systems and industrial applications. Optocouplers, which feature safety isolation as well as internal Faraday shield, provide VIOTM of 8,000 V and VIORM of 1,414 V and offer external creepage distance of >10 mm. Respectively, VOW135/VOW136 and VOW137/2611 offer common mode transient immunity of 1,000 V/µs and up to 40,000 V/µs. Read More

Electronic Components & Devices, Optics & Photonics

Low-Profile Photocouplers drive IGBTs and power MOSFETs.

September 10, 2014

Comprised of GaAlAs infrared LED and integrated high-gain, high-speed photodetector, Model TLP5751 offers peak output current of +1.0 A and can drive power MOSFETs and low-power IGBTs up to 20 A, while +2.5 A Model TLP5752 and +4.0 A Model TLP5754 will drive power MOSFETs and IGBTs with current ratings to 80 A and 100 A, respectively. Rail-to-rail output devices operate from -40 to +110°C with power supply voltage from 15–30 V and max supply current of 3.0 mA. Read More

Electronic Components & Devices, Optics & Photonics

Smart Gate Driver Photocoupler offers embedded protection.

May 29, 2014

Housed in thin SO16L package, Model TLP5214 drives medium-power IGBTs and power MOSFETs. Maximum propagation delay time of 150 ns and propagation delay skew of ±80 ns are provided within defined operating temperature range up to 110°C. To prevent IGBT from reaching overcurrent conditions, photocoupler integrates IGBT desaturation detection, active miller clamp, and Fault detection. Device is suited for factory automation, home PV power systems, digital home appliances, and UPS systems. Read More

Electronic Components & Devices, Optics & Photonics

Transistor Output Photocouplers cut device power consumption.

February 18, 2014

Employing high-output LED, Models TLP182, TLP183, TLP292, and TLP293 provide same high current transfer ratio of 50–600% at input currents of 5 mA and 0.5 mA, making it possible to minimize current to LED and reduce power consumption. Models TLP292/TLP293 come in SO4 package, while Models TLP182/TLP183 come in 4-pin SO6 package. Operating at ambient temperatures up to 125°C, photocouplers are suited for PLCs and inverters, compact power supplies, and AC line detection in household appliances. Read More

Machinery & Machining Tools, Communication Systems & Equipment, Optics & Photonics

Couplers and Signal Splitters target OCT systems.

February 5, 2014

Wideband and UltraBand Fiber Optic Couplers and Optical Signal Splitters now include fused single mode models with bandwidths of ±100 nm, ±150 nm, and beyond as well as polarization maintaining units with bandwidth up to ±50 nm. Small and insensitive to operating wavelengths, products are suitable for use in instrumentation, OCT imaging systems, and CATV distribution. By selecting proper fiber type, devices can be optimized to work from visible range up to L band. Read More

Electronic Components & Devices, Optics & Photonics

Low Input Current Optocouplers feature phototransistor output.

July 11, 2013

Supplied in SSOP-4 mini-flat package with double-molded construction, Models VOS628A and VOS627A have low input currents of 1 mA and 5 mA, respectively, and are suited for PLCs, industrial control systems, and office automation. Devices protect equipment users from electrical shocks and protect microprocessors within systems from damage by voltage spikes. SSOP-4 package provides 3,750 Vrms isolation voltage, half lead pitch of 1.27 mm, and creepage and clearance distance of ≥5 mm. Read More

Electrical Equipment & Systems, Communication Systems & Equipment, Electronic Components & Devices, Optics & Photonics

Communication Photocouplers operate from 1 mA input current.

June 25, 2013

Model TLP2301 photocouplers support 20 kbps transmission rate, guarantee maximum delay time of 30 µs, and operate at input current of 1 mA with IR luminescence LED. Supporting 100 kbps transmission rate, TLP2303 models include light-receiving chip with high-speed photo Darlington transistor, allowing for current transfer ratio of up to 800% at 1.6 mA input current. Units convert RS-232 communication speed of 9.6 or 19.2, respectively, to RS-232C speed of 115.2 kbps transmission rates. Read More

Test & Measuring Instruments, Computer Hardware & Peripherals, Controls & Controllers, Optics & Photonics

Interface Modules monitor/control high-voltage field devices.

May 16, 2013

Measuring 22.5 mm wide, DIN rail-mount BusWorks®XT Series connects discrete field devices to measurement and control system I/O modules. XTA-120V-6 optocoupler modules have 6 individually isolated 120 Vac/Vdc digital inputs to sense on/off levels and provide 5–32 Vdc logic outputs to fieldbus input module or controller. XTA-MRNO-6 interposing relay module receives 4–32 Vdc logic-level signals from output module or controller to switch 6 mechanical relay outputs. Read More

Mechanical Components & Assemblies, Communication Systems & Equipment, Optics & Photonics

Optical Couplers, Transceivers meet telecom/datacom requirements.

April 3, 2013

Intended for telecom, datacom, and military applications, multi-mode and single-mode optical tap, splitter, and star couplers feature simplistic connector terminations and come in ruggedized housings that isolate fused fiber area. Miniature 2 x 12 channel (TX=RX) single on-board transceiver system supports next generation Infiniband and Ethernet standards as well as other emerging intra box optical/electrical specifications. There are 2 low-profile pluggable electrical connector options. Read More

Optics & Photonics

Phototriac Couplers meet international safety standards.

March 19, 2013

Optically coupled to gallium arsenide infrared emitting diode, 600 V Models TLP265J and TLP266J are non-zero crossing and zero crossing phototriacs, respectively. Units support up to 7 mA of trigger LED current, which allows for output control at lower input current. Using SO6 double-mold package, units achieve reinforced insulation at isolation voltage of 3,750 Vrms. Both have obtained UL, cUL, and VDE approvals for creepage distance and clearing distance. Read More

Electronic Components & Devices, Green & Clean, Optics & Photonics

Low Input Current Optocouplers provide phototransistor output.

March 12, 2013

Housed in SSOP-4 mini-flat package, Series VOS618A and VOS617A feature DC input currents of 1 mA and 5 mA, respectively. Units have GaAs infrared emitting diode, which is optically coupled to silicon planar phototransistor detector. SSOP-4 package provides 3,750 Vrms isolation voltage rating, half lead pitch of 1.27 mm, and creepage/clearance distance of ≥5 mm. Offering CRT ranges from 40–600%, devices protect users from electrical shocks and microprocessors within systems from voltage spikes. Read More

Electronic Components & Devices, Optics & Photonics

Photocouplers feature withstand voltage of 5,000 Vrms.

December 5, 2012

Housed in SDIP6 package, Models TLP700A and TLP705A consist of GaAIAs infrared LED optically coupled to integrated photodetector IC chip. Model TLP700A can directly drive middle-capacity IGBT or power MOSFET, while TLP705A can directly drive small-capacity IGBT and power MOSFET. Featuring transmission delay time of 200 ns and transmission delay skew of 80–85 ns, both devices comply with reinforced insulation class of international safety standards. Read More

Optics & Photonics

Photocouplers operate from -40 to +125°C.

November 29, 2012

Models TLP350H and TLP352 have totem pole output and consist of GaAIAs IR LED optically coupled to photodetector IC. With 3.0 mA max supply current, TLP350H is DIP8-package IC coupler that can directly drive small- to medium-capacity IGBT and power MOSFET. It suits appliances or devices required to operate in high-temperatures. Supplied in DIP8-package, TLP352 can directly drive middle-capacity IGBT or power MOSFET and helps reduce dead time and improve efficiency in inverter circuits. Read More

Green & Clean, Optics & Photonics

Low Input Current Optocouplers feature phototransistor output.

September 26, 2012

Housed in SOP-4 mini-flat package, Series VOM617A and VOM618A feature input currents of 5 mA and 1 mA, respectively. Each includes 9 current transfer ratio ranges from 40–600%. Equipped with GaAs IR emitting diode that is optically coupled to silicon phototransistor, devices are designed for isolated feedback loops, I/O isolation, and isolation in switchmode power supplies, AC adapters, and motor drivers. Package provides 3,750 Vrms isolation voltage and creepage/clearance distance of ≥ 5 mm. Read More

Optics & Photonics

Low-Input Current Optocouplers come in SOP-4 mini-flat package.

September 25, 2012

Featuring respective input currents of 5 and 1 mA, VOM617A and VOM618A series each offer phototransistor output and 9 current transfer ratio (CTR) ranges from 40%–600%. Products are designed for isolated feedback loops, I/O isolation, and isolation in switchmode power supplies, AC adapters, motor drivers, solar invertors, networking switches, and telecom line cards. Optocouplers protect equipment users from electrical shocks and protect MPUs from being damaged by voltage spikes. Read More

Electronic Components & Devices, Optics & Photonics

Phototriac Optocouplers feature blocking voltage of 600 Vac.

June 13, 2012

Housed in miniflat SOP-4 package with 2.0 mm height, VOM160 and VOM305x Series offer input trigger LED current of 5, 7, and 10 mA. Non-zero crossing phototriac optocouplers turn motors and solenoid controls on/off in refrigerators, lamps, washers, and coffee makers. Models VOM3052T and VOM3053T, with static dV/dt of 1,500 V/µs, are well suited for noisy environments where lower dV/dt can cause thyristor to be triggered as result of high slew rate transient on output load. Read More

Green & Clean, Optics & Photonics

Non-Zero Crossing Phototriac Optocouplers come in Green package.

June 12, 2012

Supplied in miniflat SOP-4 package with 2.0 mm profile, VOM160 and VOM305x series offer 3 choices of input trigger LED current: 5 mA (VOM160NT/VOM3053T), 7 mA (VOM160PT), and 10 mA (VOM160RT/VOM3052T). Blocking voltage is 600 Vac, and static dV/dt is 500 or 1,500 V/µs. In addition to being used for turning on/off motors and solenoid control in refrigerators, washers, lamps, and coffee makers, products may also be used to drive TRIACs for solid-state relays and static AC power switches. Read More

Electronic Components & Devices, Optics & Photonics

Isolated Half-Bridge Gate Drivers have 50-year operating life.

May 11, 2012

Respectively providing 3 kV rms isolation in narrow-body, 16-lead SOIC and 5 kV rms reinforced isolation in wide-body, 16-lead SOIC, ADuM3223 and ADuM4223 use iCoupler® digital isolator technology, feature sub 55 nsec propagation delay and less than 5 nsec delay matching, and offer 700 Vpeak galvanic isolation between high- and low-side outputs. With 2 independent isolation channels, drivers feature 4 A PEAK current drive and operate from 3.3-5.5 V. Read More