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Optics & Photonics -> Optical Transmission Equipment & Systems -> Couplers


Couplers



Sub-Categories
Optocouplers Other


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Photocoupler suits direct gate driving of IGBTs and MOSFETs.

Toshiba America Electronic Components (TAEC)
Irvine, CA 92618-1811
Jun 16, 2008 Housed in 6-pin SDIP package that meets insulation requirements of international safety standards, Model TLP700 features ±2.0 A peak output current, 2 mA supply current, and 5,000 Vrms isolation voltage. Unit consists of integrated photodetector optically coupled to gallium-aluminum-arsenide LED in package measuring 6.8 x 7.62 x 3.65 mm. Operating from -40 to 100°C, device is suited for factory automation equipment, robots, general-purpose inverters, and ac servo motor control.

Optocoupler is for hybrid electric vehicle applications.

Optocoupler is for hybrid electric vehicle applications.

Avago Technologies
San Jose, CA 95131
Jun 13, 2008 Complying with automotive AEC-Q100 guidelines, ACPL-312T provides 2.5 A max peak output current to drive high powered IGBTs/MOSFETs and operates in temperatures from -40°C to +125°C. Propagation delay of 0.5 µsec allows circuit designer to reduce switching dead time and improve inverter efficiency. It offers min CMR of 25 kV/µsec at VCM = 1,500 V for noise elimination and undervoltage lockout for additional protection.

Optocouplers withstand harsh industrial environments.

Avago Technologies
San Jose, CA 95131
Jun 13, 2008 Supporting industry's temperature range of -40°C to +105°C, ACPL-071L, ACPL-074L, and ACPL-M75L high-speed dual-supply voltage digital CMOS optocouplers operate in +3.3 V and +5 V supply voltages at minimum speed of 15 MBd. Single channel ACPL-071L/M75L and dual channel ACPL 074L can prevent any output disruption in case of power supply loss or recovery. Available in SO-5 and SO-8 packaging, units are IEC/EN/DIN EN 60747-5-2, UL1577, and CSA compliant for reinforced insulation.

Optocoupler has 8 mm creepage/clearance requirement.

Avago Technologies
San Jose, CA 95131
Jun 13, 2008 Featuring 2.5 A maximum peak output current, ACPL-K312 gate drive optocoupler offers fast IGBT switching, making it suitable for IGBT/MOSFET gate drives, ac/brushless dc motor drives, industrial inverters, and switching power supplies. Supporting operating temperature range of -40 to +100°C, CSA approved unit offers low power consumption with Icc of 3.0 mA and CMR of 15 kV/ms at Vcm = 1.5 kV. Undervoltage lockout prevents undesired IGBT turn-on which can lead to long term damage.

Triac Drive Optocouplers feature snubberless design.

Triac Drive Optocouplers feature snubberless design.

Fairchild Semiconductor
San Jose, CA 95134
May 21, 2008 With built-in active dv/dt clamp that provides noise immunity (dv/dt) of 10,000 V/µs, random-phase FOD420 and FOD4208 facilitate solid state relay, AC motor control, and lighting ballast design. RoHS-compliant products provide 5,000 V of isolation while controlling power triacs that switch load. They utilize Pb-free terminals and can be used in conjunction with discrete power triacs.

Photocouplers incorporate transistor output.

Toshiba America Electronic Components (TAEC)
Irvine, CA 92618-1811
May 02, 2008 Supplied in 4-pin, 6.5 x 4.6 x 3.5 mm plastic DIP, general-purpose TLP781 consists of silicone photo-transistor optically coupled to gallium-arsenide IR emitting diode. Solution meets reinforced insulation class UL, BSI, SEMKO, and VDE international safety standard requirements; offers isolation voltage up to 5,000 V(rms); and has 7.62 mm lead pitch. Variation with wide lead spacing (10.16 mm pitch), TLP781F, is also available.

Optocouplers can be specified for various applications.

Optocouplers can be specified for various applications.

Optek Technology, Inc.
Carrollton, TX 75006-6905
Apr 09, 2008 Analog output OP1A400 Series, analog output OPIA500/600 Series, as well as analog or digital Photologic® output OPIA/D800 Series are UL- and VDE-certified devices that provide electrical isolation for high-voltage power systems. Offering typical isolation voltage of 2,500, 3,750, and 5,000 V RMS, products are designed for applications that require either analog or digital output in dual-in-line package, with either single or dual LED transmitter.

Triac Driver Optocouplers operate from -55 to +100°C.

Everlight Electronics Co. Ltd.
TAIPEI   Taiwan
Mar 10, 2008 Encompassing 21 devices with choice of peak blocking voltages from 250-800 V, EL30XX Series random-phase and zero-cross optocouplers suit interface applications between low-current dc control circuits and ac power loads up to 380 V. Zero-cross versions include zero-crossing detection circuit connected to gates of silicon-controlled rectifiers, eliminating current surges and minimizing EMI. Housed in 6-pin DIP package, optocouplers offer 5, 10, and 15 mA low-trigger currents.

Digital Optocouplers operate from -40 to 125°C.

Avago Technologies
Santa Clara, CA 95051
Jan 22, 2008 Housed in 5-pin surface mount package, high-temperature optocouplers include 1 MBaud single-channel Model ACPL-M43U, 10 MBaud logic gate Model ACPL-M61U, and Model ACPL-M46U, which includes aluminum gallium arsenide layer optically coupled to integrated photo detector. RoHS compliant devices feature high common mode rejection of 10 kV/ms at VCM= 1,500 V (VCM= 1,000 V for ACPL-M61U). All provide immunity to transient noises, EMI, and ground loop eliminations.

Modules offer optical coupler/splitter/WDM functionality.

Modules offer optical coupler/splitter/WDM functionality.

M2 Optics, Inc.
Holly Springs, NC 27540
Dec 19, 2007 M2 FiberSplit(TM) Micro Modules feature 2U packages allowing 20 single width passive optical modules to fit into 19 in. rack. At 5.1 x 0.7 in. and 2U high, modules are available in 1 x 2 through 1 x 8 splitters as well as in CWDM and DWDM configurations. They are also available in combinations operating in 1,310 nm, S, C, and L bands. Applications include telecom, Passive Optical Networks (PON), LAN, CATV, and data distribution centers.

Gate Drive Optocoupler features undervoltage lockout.

Avago Technologies
Santa Clara, CA 95051
Dec 03, 2007 Model ACNW3190 high output current gate drive optocoupler includes undervoltage lockout (UVLO) to prevent insufficient gate voltage from turning on IGBT and leading to power loss across it. Featuring common mode rejection rate of 15 kV/µs at 1,500 V, unit supports temperatures up to 100°C at maximum 5.0 A output current level. Device is available in 8-pin package and in widebody packaging with 10 mm creepage and clearance.

Gate Drive Optocoupler offers maximum current of 2.5 A.

Avago Technologies
Santa Clara, CA 95051
Dec 03, 2007 Available in stretched SO-8 package, ACPL-H312 gate drive optocoupler features LED isolating technology, under voltage lock out, IC supply current consumption of 3.0 mA, and high working voltage equal to 891 V. It supplies common mode rejection (CMR) rate up to 15 kV/µs for operation in noisy environments and supports temperature ranges up to 100°C. Meeting 8 mm creepage and 7 mm clearance, it also satisfies all major opto-isolation safety standards.

Optocouplers promote Hybrid Electric Vehicle safety.

Avago Technologies
Santa Clara, CA 95051
Dec 03, 2007 Automotive-grade ACPL-M46T is 1 MBd Intelligent Power Module (IPM) digital interface optocoupler designed for HEV applications. It requires 10 mA LED drive current, is specified over -40 to +125°C range, and is qualified to meet automotive AEC-Q100 semiconductor stress test guidelines. Common mode transient rate of 15 kV/µs at VCM = 1,500 V prevents erroneous driving of IPM interface and ensures reliable operation under noisy operating environments.

Optocouplers operate in temperature range of -55 to +110°C.

Everlight Electronics Co. Ltd.
TAIPEI   Taiwan
Nov 21, 2007 Grouped into 4N2X, 4N3X, H11AX and CNY17-X, CNY17F-X series, 6-pin DIP optocoupler family of 21 devices feature 3.9 mm surface mount option, collector-emitter breakdown voltage (80 V minimum BVCEO), isolation voltage of 5 kVrms, more than 7 mm creepage distance, as well as wide selection of CTR ranges. Available in two surface leadform options S and S1, Pb-free and RoHS-compliant products consist of infrared-emitting diode optically coupled to phototransistor.

Optocouplers operate at up to 110°C

Optocouplers operate at up to 110°C

Vishay Intertechnology, Inc.
Malvern, PA 19355 2143
Oct 15, 2007 Featuring temperature range from -40 to +110°C, TCLT series phototransistor output optocouplers are available in 4-pin and 5-pin surface-mount SOP-6 mini-flat packages. Devices have clearance distance of 8 mm minimum and are constructed with phototransistor optically coupled to gallium arsenide infrared-emitting diode. With isolation voltage of 5,000 Vrms, 18 models in series have current transfer ratios from 22-200% and coupling capacitance of 0.3 pF.

Optocouplers feature 4,000 V isolation voltage.

Optocouplers feature 4,000 V isolation voltage.

Vishay Intertechnology, Inc.
Malvern, PA 19355 2143
Sep 24, 2007 Designed to meet need for higher-rated isolation devices in high-density applications, all optocouplers in SOIC-8 package feature 6,000 V rated impulse voltages. Devices include single- and dual-channel units with phototransistor and photodarlington outputs, as well as high-speed models up to 10 MBd. SOIC-8 package eliminates through-hole requirements and conforms to standards for surface-mount devices.

IC Photocoupler offers high tolerance for noise.

Toshiba America Electronic Components (TAEC)
Irvine, CA 92618-1811
Jun 07, 2007 Housed in 4.4 x 3.6 x 2.5 mm MFSOP6 package, 20 MBd Model TLP2066 operates from 3.3 V with common mode transient immunity ratio of 15 kV/µsec and 3,750 Vrms isolation voltage. RoHS-compliant unit features operating temperature of -40 to +100°C, and addresses isolation requirements and switching noise elimination in switching power supplies, instrument I/O, computer peripheral interfaces, high-speed disk drive I/O, and microprocessor system interfaces.

Optocouplers provide off-line control of  ac voltages up to 380 V.

Optocouplers provide off-line control of ac voltages up to 380 V.

Vishay Intertechnology, Inc.
Malvern, PA 19355 2143
Dec 22, 2006 Non-zero-crossing 1.5 kV/µs dv/dt phototriac optocouplers consist of GaAs infrared LED optically coupled to monolithic photosensitive zero-crossing triac detector chip. Rated with 600 V blocking voltage, units provide isolation between dc and ac voltages on 120 and 240 Vac lines. Model VO3053 requires maximum trigger current of 5 mA to latch output, and VO3052 requires maximum current of 10 mA. Devices are offered in 6-pin DIP package.

Phototriacs offer static dV/dt of 5 kV/s.

Vishay Intertechnology, Inc.
Malvern, PA 19355 2143
Apr 25, 2006 Zero-Crossing and Non-Zero-Crossing Phototriacs isolate low-voltage logic from high-voltage power mains in industrial systems running off 120, 240, and 380 Vac lines. All models feature isolation test voltage of 5,300 Vrms and on-state current of 300 mA. Designers can choose from trigger currents of 1.6, 2, or 3 mA, simplying interface to logic circuits, as well as blocking voltages of 400 or 600 V. Encased in 6-pin DIP, units feature reinforced insulation per IEC60950 2.10.5.1.

Phototriac Optocouplers provide dV/dt greater than 5 kV/µs.

Phototriac Optocouplers provide dV/dt greater than 5 kV/µs.

Vishay Siliconix
Santa Clara, CA 95054
Dec 12, 2005 Encased in 6-pin DIP package, zero-crossing Series VO4157 and VO4158 consist of GaAs infrared LED that is optically coupled to photosensitive ZC TRIAC detector chip, minimizing EMI noise harmonics. Non-zero-crossing Series VO4257 and VO4258 can trigger any time during ac phase cycle and turn off at next zero crossing. Both families have trigger currents of 1.6 mA and are suited for switching ac loads and driving larger SCRs or TRIACs in industrial applications.




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