Würth Elektronik Optocoupler Phototransistors
Würth Elektronik Optocoupler Phototransistors feature 5kV isolation voltage, fast switching time, and good stability of inner isolation. The WL-OCPT series provides an IR LED and phototransistor in one package. These modules offer a stable current transfer ratio (CTR) in a full operating temperature range with different CTR binnings available. Würth Elektronik Optocoupler Phototransistors are ideal for power supplies, office equipment, instrumental applications, computers, and microprocessors.
Features
- High isolation voltage
- Good stability of inner isolation
- Stable CTR in full operation
- Different CTR binnings available
- High collector-emitter voltage
- Fast switching times
Applications
- Power supplies
- Chargers
- Computers
- Microprocessors
- Office equipment
- Instruments
- Machines
- Ammeters
- Smart meters
Videos
Optocoupler
Additional Resources
- Application Note: Understanding Phototransistor Optocouplers
- Application Note: Feedback Loop Compensation, Flyback Converter
- Application Note: Lifetime of Optocouplers
- Optocoupler Application Examples
- Optocouplers by Würth Elektronik
- Optocoupler Phototransistor Schematics
- Optoelectronics at a Glance
Related Optocouplers
Würth Elektronik WL-OCTR TRIAC Optocouplers
Designed as a safe alternative to mechanical relays, offers solution for phase control of AC loads.
Würth Elektronik Optocoupler Darlington LEDs
Feature a high isolation voltage along with good stability of inner isolation.
Published: 2020-07-20
| Updated: 2025-09-15