Overview
The FODM217CR4 is a single-channel phototransistor optocoupler produced by onsemi. It is part of the FODM217 series, which features a gallium arsenide infrared emitting diode driving a phototransistor. This component is designed for compact applications, housed in a half-pitch mini-flat 4-pin package with a lead pitch of 1.27 mm. The FODM217CR4 is suitable for various applications requiring high isolation and reliable signal transfer.
Key Specifications
| Parameter | Conditions | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| Forward Voltage (VF) | IF = 20 mA | 1.2 | 1.4 | V | |
| Reverse Current (IR) | VR = 4 V | 10 μA | |||
| Collector-Emitter Breakdown Voltage (BVCEO) | IC = 0.1 mA, IF = 0 mA | 80 V | |||
| Collector Dark Current (ICEO) | VCE = 50 V, IF = 0 mA | 100 nA | |||
| Current Transfer Ratio (CTRCE) | IF = 5 mA, VCE = 5 V | 80 | 160 % | ||
| Turn On Time (tON) | IC = 2 mA, VCE = 10 V, RL = 100 Ω | 3 | μs | ||
| Input-Output Isolation Voltage (VISO) | Freq = 60 Hz, t = 1.0 min, II-O ≤ 10 μA | 3750 VACRMS |
Key Features
- Compact half-pitch mini-flat 4-pin package with a lead pitch of 1.27 mm.
- Current Transfer Ratio ranges from 80 to 160% at IF = 5 mA, VCE = 5 V, TA = 25°C.
- Safety and Regulatory Approvals: UL1577, 3750 VACRMS for 1 min; DIN EN/IEC60747-5-5, 565 V Peak Working Insulation Voltage.
- Applicable to Infrared Ray Reflow, 260°C.
- Fast switching times: Turn On Time and Turn Off Time of 3 μs each.
- High isolation resistance and low isolation capacitance.
Applications
- Primarily suited for DC-DC converters.
- Ground loop isolation and signal to noise isolation.
- Communications – Adapters, Chargers.
- Consumer – Appliances, Set Top Boxes.
- Industrial – Power Supplies, Motor Control, Programmable Logic Control.
Q & A
- What is the FODM217CR4 used for?
The FODM217CR4 is used for applications requiring high isolation and reliable signal transfer, such as DC-DC converters, ground loop isolation, and signal to noise isolation.
- What is the package type of the FODM217CR4?
The FODM217CR4 is housed in a compact half-pitch mini-flat 4-pin package with a lead pitch of 1.27 mm.
- What are the safety and regulatory approvals for the FODM217CR4?
The FODM217CR4 has UL1577 and DIN EN/IEC60747-5-5 approvals, with 3750 VACRMS for 1 min and 565 V Peak Working Insulation Voltage.
- What is the current transfer ratio range for the FODM217CR4?
The current transfer ratio ranges from 80 to 160% at IF = 5 mA, VCE = 5 V, TA = 25°C.
- What are the typical applications of the FODM217CR4 in the industrial sector?
In the industrial sector, the FODM217CR4 is used in power supplies, motor control, and programmable logic control.
- What is the maximum forward voltage for the FODM217CR4?
The maximum forward voltage for the FODM217CR4 is 1.4 V at IF = 20 mA.
- What is the collector-emitter breakdown voltage for the FODM217CR4?
The collector-emitter breakdown voltage for the FODM217CR4 is 80 V.
- What are the switching times for the FODM217CR4?
The turn on and turn off times for the FODM217CR4 are both 3 μs.
- What is the input-output isolation voltage for the FODM217CR4?
The input-output isolation voltage for the FODM217CR4 is 3750 VACRMS for 1 minute.
- Is the FODM217CR4 suitable for high-temperature applications?
Yes, the FODM217CR4 is applicable to infrared ray reflow at 260°C.
