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Product Detailed Parameters
- Description：OPTOISOLTR 5KV TRIAC 1CH 4DIP GW
- Series：APT
- Mfr：Panasonic Electric Works
- Package：Tube
- Output Type：Triac
- Zero Crossing Circuit：No
- Number of Channels：1
- Voltage - Isolation：5000Vrms
- Voltage - Off State：600 V
- Static dV/dt (Min)：500V/µs
- Current - LED Trigger (Ift) (Max)：10mA
- Current - On State (It (RMS)) (Max)：100 mA
- Current - Hold (Ih)：3.5mA
- Turn On Time：100µs (Max)
- Voltage - Forward (Vf) (Typ)：1.21V
- Current - DC Forward (If) (Max)：50 mA
- Operating Temperature：-40°C ~ 100°C
- Mounting Type：Surface Mount
- Package / Case：4-SMD, Gull Wing
- Supplier Device Package：4-DIP Gull Wing
- Approval Agency：cUR, VDE
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Overview
The Panasonic Electric Works APT1221WA is a single-channel Triac output optocoupler designed for AC power control applications. It features a random phase trigger without zero-crossing circuitry, allowing for precise phase-angle control. The device provides high isolation with a rated insulation voltage of 5000 Vrms and supports a maximum continuous output current of 100 mA at a blocking voltage of 600 V. It operates within a temperature range of -40°C to +100°C and is housed in a 4-DIP Gull Wing package suitable for through-hole mounting.
Feature Summary
- Random phase triggering capability enables flexible AC power control without zero-crossing synchronization.
- High electrical isolation ensures safety with a 5000 Vrms insulation rating between input and output circuits.
- Compact 4-DIP Gull Wing package facilitates reliable through-hole integration into PCB designs.
Applications
- AC motor speed control systems
- Solid-state relay (SSR) modules
- Industrial heating element controllers
Procurement Notes
Verify the specific suffix 'WA' against the manufacturer's latest datasheet to confirm the package style and tape/reel specifications. Confirm RoHS compliance status and any recent Product Change Notifications (PCN) that may affect pinout or material composition before finalizing procurement orders.
Selection Notes
Select this component when random-phase triac firing is required rather than zero-crossing switching. Ensure the load current does not exceed the 100 mA RMS limit and verify that the 600 V blocking voltage meets the AC line requirements. Consider thermal management for the 500 mW power dissipation rating in enclosed environments.
Part Context
This part belongs to the APT series of phototriac couplers from Panasonic Electric Works. These devices are engineered for robust isolation in power electronics, offering a balance of high voltage handling and compact form factors for modern industrial and consumer power control interfaces.
Replacement Considerations
APT1221AX is listed as an alternative variant within the same product family. Verify package compatibility and exact electrical parameter alignment before substitution.
