Overview
The FODM2705R2 is a phototransistor output optocoupler produced by onsemi, designed for AC sensing input applications. This component consists of two gallium arsenide infrared emitting diodes connected in inverse parallel, enabling it to operate with AC inputs. It is packaged in a compact 4-pin mini-flat surface mount package with a lead pitch of 2.54 mm and a maximum standoff height of 2.4 mm. The FODM2705R2 is RoHS compliant and Pb-free, ensuring environmental sustainability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Current Transfer Ratio (CTR) | 50 - 300% | % |
| Input Current (IF) | ±5 mA | mA |
| Collector-Emitter Voltage (VCEO) | 40 V | V |
| Emitter-Collector Voltage (VECO) | 7 V | V |
| Operating Temperature (TOPR) | -40 to +110 °C | °C |
| Storage Temperature (TSTG) | -40 to +125 °C | °C |
| Lead Solder Temperature (TSOL) | 260 °C for 10 s | °C |
| Steady State Isolation Voltage (VISO) | 3750 VACRMS for 1 minute | VACRMS |
| Maximum Working Insulation Voltage (VIORM) | 565 Vpeak | Vpeak |
| External Creepage/Clearance | > 5 mm | mm |
| Insulation Resistance (RIO) | > 10^9 Ω at VIO = 500 V | Ω |
Key Features
- Compact 4-pin surface mount package with a lead pitch of 2.54 mm and a maximum standoff height of 2.4 mm.
- Current Transfer Ratio in selected groups: 50 - 300% for AC input.
- More than 5 mm creepage and clearance.
- Safety and regulatory approvals: UL1577, 3,750 VACRMS for 1 minute; DIN-EN/IEC60747-5-5, 565 V peak working insulation voltage.
- Pb-free and RoHS compliant.
Applications
- Digital logic inputs.
- Microprocessor inputs.
- Power supply monitor.
- Twisted pair line receiver.
- Telephone line receiver.
- AC-DC merchant power supply.
- Consumer appliances.
- Industrial motor control.
Q & A
- What is the FODM2705R2 used for?
The FODM2705R2 is used for AC sensing input applications, particularly in digital logic inputs, microprocessor inputs, power supply monitoring, and other similar applications.
- What is the package type of the FODM2705R2?
The FODM2705R2 is packaged in a compact 4-pin mini-flat surface mount package.
- What are the safety and regulatory approvals for the FODM2705R2?
The FODM2705R2 has safety and regulatory approvals including UL1577, 3,750 VACRMS for 1 minute, and DIN-EN/IEC60747-5-5, 565 V peak working insulation voltage.
- Is the FODM2705R2 RoHS compliant?
- What is the operating temperature range of the FODM2705R2?
The operating temperature range of the FODM2705R2 is -40 to +110 °C.
- What is the maximum working insulation voltage for the FODM2705R2?
The maximum working insulation voltage for the FODM2705R2 is 565 Vpeak.
- What is the current transfer ratio (CTR) of the FODM2705R2?
The current transfer ratio (CTR) of the FODM2705R2 is 50 - 300% for AC input.
- What are the typical applications of the FODM2705R2 in consumer electronics?
The FODM2705R2 is typically used in consumer appliances and power supplies.
- How does the FODM2705R2 ensure electrical insulation?
The FODM2705R2 ensures electrical insulation with more than 5 mm creepage and clearance, and it complies with DIN-EN/IEC60747-5-5 safety standards.
- What is the storage temperature range for the FODM2705R2?
The storage temperature range for the FODM2705R2 is -40 to +125 °C.
