The AOTE AT301X, AT302X, AT305X, and AT307X series optocouplers leverage high-efficiency photoelectric conversion technology and advanced packaging processes to provide reliable input-output isolation. These optocouplers support both DIP and SMD package types, catering to diverse application needs across industrial automation, consumer electronics, and power systems. They are designed for applications requiring robust isolation and control, including PLC systems, variable frequency drives, motor control, dimming, and power grid monitoring.
| Model Series | Product Description | Input-Output Isolation Voltage (VISO) | Off-State Output Terminal Voltage (VDRM) | Creepage Distance | Input-Output Insulation Thickness |
|---|---|---|---|---|---|
| AT301X, AT302X, AT305X, AT307X | Thyristor Optocoupler | 5000 Vrms | 800, 600, 400, 250 V (Model Dependent) | > 7.0 mm | > 0.4 mm |
| Parameter | Symbol | Rating | Unit | Notes |
|---|---|---|---|---|
| Input Forward Current | IF | 60 | mA | Absolute Maximum Rating |
| Input Backward Voltage | VR | 6 | V | Absolute Maximum Rating |
| Input Power Dissipation | PD | 70 | mW | Absolute Maximum Rating |
| Output Off-state Output Terminal Voltage | VDRM | 250, 400, 600, 800 | V | Model Dependent (AT301X, AT302X, AT305X, AT307X) |
| Peak Repetitive Surge Current | ITSM | 1 | A | pw=100 s, 120pps |
| On-state Current (RMS) | IT(RMS) | 100 | mA | Absolute Maximum Rating |
| Output Power Dissipation | PC | 300 | mW | Absolute Maximum Rating |
| Isolation Voltage | VISO | 5000 | Vrms | Absolute Maximum Rating |
| Operating Temperature | Topr | -55 to +110 | Absolute Maximum Rating | |
| Storage Temperature | Tstg | -55 to +125 | Absolute Maximum Rating | |
| Soldering Temperature | Tsol | 260 | Absolute Maximum Rating | |
| Recommended Operating Forward Current | IF | 5 to 15 | mA | Recommended Condition |
| Input Forward Voltage | VF | 1.23 to 1.5 | V | IF = 20mA |
| LED Trigger Current (IFT) | IFT | 5 to 30 | mA | Model Dependent (AT301X/2X/5X/7X series) |
| Maintain Current | IH | 250 | A | Typical |
Refer to page 8 for overall dimensions and recommended pad layouts.
AT (Company Code) - 30VX (Product Series) - Cu (Lead Frame) - H (Epoxy Type) - D/S (Package) - [Temperature Range] - [Internal Code]
Marking includes AOTE LOGO, Year (Y), Week (WW), Internal Code (E), and Halogen-free indicator (H).
Includes tests for Solderability, Resistance to Soldering Heat, ESD, High/Low Temperature Storage, Thermal Shock, Lifespan, High Temperature High Humidity Bias, High Temperature Bias, and High Pressure Steam Test.
Refer to pages 11 for Solder Reflow Profile, Wave Soldering Profile, and Hand Soldering Iron guidelines.
Product specifications are subject to change due to technological advancements. Users must adhere to specified operating conditions. Contact technical support for critical applications. Document valid until Dec 31, 2025.