Overview
The FOD817B300 is a phototransistor optocoupler produced by onsemi. It is part of the FOD817 series, which features a gallium arsenide infrared emitting diode driving a silicon phototransistor in a 4-pin dual in-line package (DIP). This device is designed to provide electrical isolation between the input and output circuits, making it suitable for various applications requiring high safety and reliability standards.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Current Transfer Ratio (CTR) | 130 - 260% | % |
| Input Current (IF) | ±50 mA | mA |
| Collector-Emitter Voltage (VCEO) | 70 V | V |
| Collector Power Dissipation (PC) | 150 mW (derate above 90°C) | mW |
| Input-Output Isolation Voltage (VISO) | 5000 VAC RMS for 1 minute | VAC RMS |
| Operating Temperature (TOPR) | -55 to +110 °C | °C |
| Storage Temperature (TSTG) | -55 to +150 °C | °C |
| Forward Voltage (VF) | 1.2 - 1.4 V | V |
| Collector-Emitter Saturation Voltage (VCE(SAT)) | 0.1 - 0.2 V | V |
Key Features
- AC Input Response
- High Current Transfer Ratio (CTR): 130 - 260%
- Minimum BVCEO of 70 V Guaranteed
- Safety and Regulatory Approvals: UL1577, DIN EN/IEC60747-5-5
- Pb-Free and RoHS Compliant
- High Input-Output Isolation Voltage: 5000 VAC RMS for 1 minute
Applications
- Power Supply Regulators
- Digital Logic Inputs
- Microprocessor Inputs
- Telephone Line Interface
- Unknown Polarity DC Sensor
- AC Line Monitor
Q & A
- What is the FOD817B300?
The FOD817B300 is a phototransistor optocoupler produced by onsemi, featuring a gallium arsenide infrared emitting diode driving a silicon phototransistor.
- What is the current transfer ratio (CTR) of the FOD817B300?
The CTR of the FOD817B300 is between 130% and 260%.
- What are the safety and regulatory approvals for the FOD817B300?
The device complies with UL1577 and DIN EN/IEC60747-5-5 standards.
- What is the maximum input-output isolation voltage for the FOD817B300?
The maximum input-output isolation voltage is 5000 VAC RMS for 1 minute.
- What is the operating temperature range for the FOD817B300?
The operating temperature range is -55 to +110 °C.
- What are some typical applications for the FOD817B300?
Typical applications include power supply regulators, digital logic inputs, microprocessor inputs, telephone line interfaces, and AC line monitors.
- Is the FOD817B300 Pb-Free and RoHS compliant?
- What is the collector-emitter voltage (VCEO) for the FOD817B300?
The VCEO is 70 V.
- What is the collector power dissipation (PC) for the FOD817B300?
The collector power dissipation is 150 mW, with a derate above 90°C.
- How do I ensure compliance with safety ratings for the FOD817B300?
Compliance with safety ratings shall be ensured by means of protective circuits.
