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Vishay AC/DC Input Optocoupler 1.45V, 5300 Vrms Isolation, 6-Pin DIP Through Hole LH1500AT
Specifications
| Country of Origin | Malaysia |
|---|---|
| Brand | Vishay |
| Model | LH1500AT |
| Packaging | Tape & Reel |
| Mount Type | Through Hole |
| Series | LH1500 |
| Maximum Operating Temperature | 85°C |
| Package Type | DIP |
| Minimum Operating Temperature | -40°C |
| Maximum input current | 50mA |
| Number Of Channels | 1 |
| Standards/Approvals | UL1577 |
| Maximum Forward Voltage | 1.45V |
| Number of Pins | 6 |
| Input Current Type | AC/DC |
| Typical Rise Time | 0.13ms |
| Typical Fall Time | 0.05ms |
Key Features
- Single-channel optocoupler with GaAlAs LED input and MOSFET output.
- 6-pin DIP package for standard through-hole mounting.
- Isolation voltage rated at 5300 Vrms ensures reliable signal separation.
- Capable of switching AC or DC input currents up to 50mA at a maximum forward voltage of 1.45V.
- Features a rapid typical rise time of 0.13ms and fall time of 0.05ms to support high-speed applications.
- Withstands a wide operating temperature range from -40°C to 85°C.
- Complies with UL1577 safety standard for isolation devices.
- Robust design for telecom, ground fault detection, and industrial systems.
Product Description
The Vishay LH1500AT is a high-performance AC/DC input optocoupler designed for critical signal isolation across industrial, telecom, and safety systems. Utilizing a gallium aluminum arsenide (GaAlAs) LED as the input and a MOSFET for output switching, this component provides reliable electrical isolation between input and output, supporting the safe interfacing of sensitive electronics with potentially high-voltage circuits.
The optocoupler features a 6-pin DIP package with through-hole mounting, making it compatible with a wide range of PCB assembly processes. Its IEC-standard configuration simplifies both new circuit integration and replacement in existing designs. The LH1500AT offers an isolation voltage of 5300 Vrms, ensuring superior protection against electrical transients and minimizing the risk of cross-circuit interference.
Capable of handling both AC and DC input current types up to 50 milliamperes and a maximum forward voltage rating of 1.45 volts, this device is versatile for various control and switching scenarios. It is engineered for fast performance, featuring a typical rise time of 0.13 milliseconds and a fall time of 0.05 milliseconds, supporting high-speed switching operations required in advanced control applications.
The optocoupler is robustly constructed, with an operational temperature range from -40°C to 85°C, which allows for reliable use in harsh industrial and outdoor environments. Compliance with the UL1577 standard further validates its suitability for safety-critical isolation roles, such as in telecommunications, ground fault detection, test equipment, and process controllers.
Additional features include current limit protection, a load voltage capability of up to 350V, and clean, bounce-free solid-state switching. The DIP package and design enable straightforward integration into standard optoelectronic and industrial equipment.
Vishay's LH1500AT is ideal for engineers seeking robust, reliable isolation in demanding control systems where protection, speed, and versatility are required. Its compact, efficient design meets the needs of modern industrial, laboratory, and telecom applications.
Browse more Vishay optocouplers and related electronic components in the Optocoupler category on EnvMart to find advanced solutions tailored for your electronic circuit designs.
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Frequently Asked Questions
The maximum input current for this model is 50mA.
It has an isolation voltage rating of 5300 Vrms, ensuring reliable signal separation.
The typical rise time for this unit is 0.13 milliseconds.
The typical fall time for the LH1500AT is 0.05 milliseconds.
This optocoupler operates within a temperature range of -40°C to 85°C.
It uses a through-hole mounting type, compatible with standard PCB assembly processes.
The maximum forward voltage for the LH1500AT is 1.45V.
This model has a single channel configuration.
It complies with the UL1577 safety standard for isolation devices.
The package type for this optocoupler is DIP, specifically a 6-pin configuration.
It is capable of handling both AC and DC input current types.
The LH1500AT is packaged in tape and reel format.
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