ThomasNet Industrial Newsroom -

Optocouplers detect voltage and current thresholds.

info@productnews.com (ThomasNet News) — Wed, 25 Nov 2009 08:30:47 -0500

Suited for industrial control applications, ACPL-K370/K376 detect AC/DC sources and convert voltage to logic interface across optical coupling barrier to provide safe isolation in electronically noisy environments. Threshold sensing input buffer ICs permit control of threshold levels over wide range of input voltages up to 1,140 Vpeak, with single external resistor. Housed in SO-8 package, detectors operate from -40 to +105°C and meet 8 mm clearance and creepage requirements.

This story is related to the following:
Optics and Photonics
Sensors, Monitors and Transducers

Search for suppliers of: Voltage Detectors | Optocouplers

Digital Optocoupler suits signal isolation interfaces.

info@productnews.com (ThomasNet News) — Wed, 18 Nov 2009 08:41:46 -0500

Available in SO-5 package, 1 MBd Model ACPL-M50L supports supply range from 2.7-24 V and is driven by low forward drive current of greater than 3 mA with high current transfer ratio greater than 80%, allowing direct drive from microcontroller without need to add buffer chip. Single-channel optocoupler features low propagation delay of 1 msec max. Operating from -40 to +105°C, TTL compatible device is suited for harsh industrial environments.

This story is related to the following:
Optics and Photonics
Electronic Components and Devices

Search for suppliers of: Optocouplers | Integrated Circuits (IC)

Digital Optocouplers suit hybrid electric vehicles.

info@productnews.com (ThomasNet News) — Tue, 03 Nov 2009 08:38:30 -0500

Models ACPL-M71T single-channel, high-speed 15 MBd and ACPL-M72T low-power LED drive R2Couplers incorporate CMOS IC for reinforced insulation and signal isolation suitable for automotive/industrial applications. Included IC offers ESD performance of 4 kV Human Body Model and 400 V Machine Model. Units feature LED technology with low driving current/power consumption for high- and low-speed digital applications. They operate in temperatures from -40 to +125°C.

This story is related to the following:
Optics and Photonics
Green & Clean

Search for suppliers of: Optocouplers

Digital Optocouplers suit optical isolation applications.

info@productnews.com (ThomasNet News) — Wed, 14 Oct 2009 08:33:07 -0500

ACPL-M61L/061L/064L/W61L/K64L optocouplers operate in -40 to +105°C tempertures from 2.7-5.5 V supply. Combining LED and integrated high gain photo detector, 10 Mbd devices have forward drive current at 1.6 mA, allowing designers to interface optocoupler input directly from microcontroller output - eliminating use of buffers to drive LED. Slew-rate controlled output controls voltage rise and fall times over wide range of load capacitances.

This story is related to the following:
Communication Systems and Equipment
Optics and Photonics

Search for suppliers of: Optical Isolators | Optocouplers

Solid State Relays suit demanding industrial applications.

info@productnews.com (ThomasNet News) — Mon, 24 Aug 2009 08:27:39 -0500

Suited for automation installations, MICROOPTO ACTOR supports 3-wire actuators up to 24 Vdc and 2 A, with inductive loads such as solenoid valves and contactors. MICROOPTO 300VDC, designed for inductive loads up to 300 Vdc and 1 A, is suitable for switching motor brakes and contactors. Supporting frequencies up to 100 kHz, MICROOPTO 100kHz ensures rapid signal translation while providing isolation. All 3 switching amplifiers are DIN rail mountable with LED status indication.

This story is related to the following:
Optics and Photonics
Electrical Equipment and Systems Sponsored by: Globtek Inc. - Your Power Partner...For Over 20 Years!

Search for suppliers of: Optocouplers | Solid State Relays

Gate Drive Optocouplers target industrial applications.

info@productnews.com (ThomasNet News) — Thu, 14 May 2009 08:30:53 -0500

Incorporating alloy lead frame, 2.5 A Series ACPL-312U operates over extended industrial temperature range of -40 to 125°C. Maximum supply current of 5 mA allows bootstrap operation and minimizes IC power consumption. Housed in standard DIP-8 package with 7.1 mm clearance, units feature 0.5 V max low level output voltage, eliminating need for negative gate drive. Voltage and current supplied by optocouplers are suited for driving IGBTs with ratings up to 1,200 V/100 A.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Optocouplers

IC-Photocouplers are housed in low-profile S08 packages.

info@productnews.com (ThomasNet News) — Wed, 22 Apr 2009 08:31:43 -0500

Model TLP2105 with buffer logic output and TLP2108 with inverter logic output are 5 Mbps units offering common-mode transient immunity of ±10 kV/µs. Both operate from power supply voltage of 4.5-20 V. Featuring inverter logic output, 15 Mbps TLP2166 features common-mode transient immunity of ±15 kV/µs and 3.0-3.6 V supply voltage. Contained in S08 5.1 x 3.95 x 2.5 mm packages, all 3 dual-channel, totem-pole output devices operate in temperatures from -40 to +100°C.

This story is related to the following:
Electronic Components and Devices
Optics and Photonics

Search for suppliers of: Integrated Circuits (IC) | Photocouplers

SMT Optocouplers are suited for low-profile applications.

info@productnews.com (ThomasNet News) — Thu, 19 Mar 2009 08:32:52 -0500

Designed to meet UL international safety standards, TLP109 and TLP116A are supplied in SO6 package with 0.4 mm thick (min) internal insulation that provides isolation voltage of 3,750 Vrms (min) as well as clearance and creepage distances of 5 mm (min). Transistor-transistor logic (TTL)-compatible TLP109 is 30 V (max), 1 Mbps general-purpose photocoupler with open-collector output, while TLP116A is 6 V (max), 20 Mbps device with high-speed totem-pole output.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Optocouplers

Broadband IR Laser Output Coupler offers stable performance.

info@productnews.com (ThomasNet News) — Mon, 23 Feb 2009 08:33:13 -0500

Delivering consistent operation in LWIR wavelength band, Broadband IR Laser Output Coupler uses all-dielectric approach that reduces absorption in thin film design and stabilizes thermal effects as well as overall laser system design. Design addresses 7-11 µm wavelength band, providing stable reflectivity of 90% ±2%, and can be custom-sized and designed directly from specifications/drawings. Filter operation lends to optimized performance at, or near, normal angle of incidence.

This story is related to the following:
Communication Systems and Equipment
Optics and Photonics

Search for suppliers of: Waveguide Couplers | Optical Couplers

Optocouplers offer tight pulse width distortion of 100 nsec.

info@productnews.com (ThomasNet News) — Tue, 13 Jan 2009 08:29:39 -0500

Operating at peak working voltage of 1,414 V, FOD3120 and FOD3150, 2.5 and 1A output current gate drive optocouplers, achieve high CMR rating, and can drive 1,200 V or 20 A IGBTs and MOSFETs even in noisiest industrial environment. They utilize lead-free terminals, and are characterized for moisture sensitivity in accordance with Pb-free reflow requirements of joint IPC/JEDEC standard J-STD-020. Units suit solar inverters, motor drives, and induction heating applications.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Optocouplers

Optocouplers provide noise immunity for various applications.

info@productnews.com (ThomasNet News) — Wed, 07 Jan 2009 08:43:19 -0500

Delivering 2.5 and 1 A output current, respectively, FOD3120 and FOD3150 gate drive optocouplers can drive 1,200 V/20 A IGBTs and MOSFETs in noisiest industrial environments. They offer pulse width distortion of 100 ns and peak working voltage of 1,414 V. Suited for solar inverters, motor drives, and induction heating applications, units feature lead-free (Pb-free) terminals and comply with IPC/JEDEC standard J-STD-020 for moisture sensitivity.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Optocouplers

Triac Photocouplers include built-in noise immunity.

info@productnews.com (ThomasNet News) — Tue, 25 Nov 2008 07:47:37 -0500

Housed in 6-pin DIP packages, Models TLP3782 and TLP3783 provide peak off-stage output voltage of 800 V and isolation voltage up to 5,000 Vrms. Each consists of GaAs IR emitting diode and zero crossing turn-on photo-triac. Units feature trigger LED current of 10 and 5 mA, respectively, input forward current of 30 mA, and on-state current of 0.1 Arms. Zero crossing devices provide optical isolation between logic and AC current to minimize EMI and provide protection from current surges.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Photocouplers

TRIAC Driver Optocouplers lower standby power.

info@productnews.com (ThomasNet News) — Wed, 05 Nov 2008 07:16:19 -0500

Designed to meet regulations such as 1Watt Initiative and ENERGY STAR®, FOD41xx series eliminates RC-snubber network when used to drive snubberless discrete power TRIAC. RoHS-compliant products utilize Pb-free terminals and feature 10,000 V/µs min rating for commutating and static dv/dt, protecting against noise found in industrial environments. Each optically-isolated TRIAC driver also restricts optocoupler from turning on when ac voltage is near zero.

This story is related to the following:
Green & Clean
Optics and Photonics
Electrical Equipment and Systems Sponsored by: Globtek Inc. - Your Power Partner...For Over 20 Years!

Search for suppliers of: Optocouplers | Line Drivers | TRIACS

Optical Isolation Amps sense current in electronic drives.

info@productnews.com (ThomasNet News) — Tue, 14 Oct 2008 07:43:59 -0500

Supplied in auto-insertable stretched SO-8 package, ACPL-C78x series delivers working insulation voltage to 1,140 V and meets 8 mm creepage and clearance requirements. Products use sigma-delta ADC technology to let designers accurately measure motor phase currents in servo and high-end inverter motor drives. Common-mode rejection (15 kV/µs at VCM = 1,000 V) capability provides precision and stability needed to accurately monitor motor current in high-noise motor control environments.

This story is related to the following:
Optics and Photonics
Electronic Components and Devices

Search for suppliers of: Optical Amplifiers | Isolation Amplifiers | Optocouplers

Gate Drive Optocouplers suit power management applications.

info@productnews.com (ThomasNet News) — Mon, 15 Sep 2008 07:40:52 -0500

Available in SO-16 package, ACPL-333J and ACPL-330J series make IGBT fault protection compact for industrial inverter and power management applications. Series offer 2.5 and 1.5 A output current, respectively, and meet minimum 8 mm creepage and clearance requirements. Intelligent gate drivers promote precision/efficiency with Active Miller Clamp, integrated Vce desaturation detection, undervoltage lockout protection, soft shut down, isolated fault feedback, and automatic fault reset.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Optocouplers

Optocouplers feature isolation voltage of 3,750 Vrms.

info@productnews.com (ThomasNet News) — Mon, 25 Aug 2008 07:39:41 -0500

Including 11 halogen-free, Pb-free, and RoHS-compliant devices, EL3H7-G series 4-pin SSOP phototransistor optocouplers offer operating temperature range of -55 to 110°C, multiple current-transfer-ratio bins, and breakdown voltage of 80 V. Available in 2 mm package with 1.27 mm lead pitch, units have 5 mm creepage distance, and are suited for use in dc-dc converters, battery chargers, general-purpose switching circuits, and programmable controllers.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Optocouplers

Logic Gate Optocouplers offer high noise immunity.

info@productnews.com (ThomasNet News) — Wed, 23 Jul 2008 07:35:54 -0500

Combining noise immunity of 20 kV/µs with speeds of 25 Mbps, FOD07xx Series isolates logic control circuitry from transceiver at bus interface level, minimizing chance of transmission errors or system failures. Optoplanar® co-planar packaging reduces package capacitance, optimizing Common Mode Noise Rejection rating. Qualified according to UL1577 standard, FOD07xx Series is suited for industrial communication standards such as Profibus, DeviceNet, CAN, and RS485.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Optocouplers

Digital Optocouplers have high-speed, dual-voltage design.

info@productnews.com (ThomasNet News) — Tue, 15 Jul 2008 07:36:56 -0500

Supporting 3.3 and 5 V supply voltages, single-channel ACPL-W70L and dual-channel ACPL-K73L feature minimum speeds of 15 MBd and provide up to 5 kV isolation voltage protection. Both digital CMOS stretched optocouplers are designed to achieve low propagation delay (55 ns max) and pulse width distortion (25 ns max) with additional glitch-free power-up feature. Powered by forward current of 4 mA, products have non-inverting output and meet 8 mm creepage and clearance requirements.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Optocouplers

Photocoupler suits direct gate driving of IGBTs and MOSFETs.

info@productnews.com (ThomasNet News) — Mon, 16 Jun 2008 07:35:02 -0500

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.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Photocouplers

Optocoupler has 8 mm creepage/clearance requirement.

info@productnews.com (ThomasNet News) — Fri, 13 Jun 2008 07:45:26 -0500

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.

This story is related to the following:
Optics and Photonics

Search for suppliers of: Optocouplers