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FODM121BR2

Name: FODM121BR2
Rating: 4.7 (12 reviews)

OPTOISO 3.75KV 1CH TRANS 4-MFP

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Mfr。パート #FODM121BR2
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データシート FODM121BR2 DataSheet
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仕様

Part Status	Obsolete
Number of Channels	1
Voltage - Isolation	3750Vrms
Current Transfer Ratio (Min)	50% @ 5mA
Current Transfer Ratio (Max)	150% @ 5mA
Rise / Fall Time (Typ)	3µs, 3µs
Input Type	DC
Output Type	Transistor
Voltage - Output (Max)	80V
Current - Output / Channel	80mA
Voltage - Forward (Vf) (Typ)	1.3V (Max)
Current - DC Forward (If) (Max)	50 mA
Vce Saturation (Max)	400mV
Operating Temperature	-40°C ~ 110°C
Mounting Type	Surface Mount
Package / Case	4-SMD, Gull Wing
Supplier Device Package	4-MFP

概要

Description

FODM121BR2 is an optically isolated inverter driver designed for interfacing with infrared (IR) LED emitters in applications such as optocouplers and signal transmission. It features a phototransistor output that allows for high-speed communication and signal integrity, making it suitable for various digital and analog circuit applications. The device typically operates with a wide supply voltage range and is characterized by low input current requirements, making it energy efficient. Its built-in isolation provides protection against voltage spikes and noise, enhancing system reliability. The compact package and simple integration make FODM121BR2 ideal for use in consumer electronics, industrial automation, and telecommunications. Overall, it serves as a crucial component in ensuring effective signal transfer while maintaining safety and performance standards in electronic systems.

Features

The FODM121BR2 is an optoisolator (opto-coupler) that features a gallium arsenide infrared LED and a phototransistor. Key features include:
1. High Isolation Voltage: Provides electrical isolation between input and output, enhancing safety and preventing noise interference.
2. Fast Switching Speed: Suitable for high-speed applications, with a typical rise time of 15 µs and fall time of 6 µs.
3. Wide Operating Temperature Range: Functions effectively between -40°C and +100°C, making it suitable for various environments.
4. Low Input Current: Requires minimal current to activate, improving energy efficiency.
5. High Voltage Rating: Can handle collector-emitter voltages up to 80V.
6. Compact Package: Available in a 4-pin DIP package, allowing for space-efficient designs.
7. Multiple Options: Designed for various applications, including signal isolation, data communication, and control circuits.
These features make the FODM121BR2 a versatile choice for reliable isolation in electronic systems.

Package

The FODM121BR2 is packaged in a 6-pin DIP (Dual In-Line Package) configuration. This type of package is commonly used for integrated circuits and offers easy mounting on circuit boards.

Pinout

The FODM121BR2 is an optoisolator (optocoupler) with a total of 6 pins. It features a phototransistor output. The pin configuration and functions are as follows:
1. Anode (A): Input pin for the LED.
2. Cathode (K): Input pin for the LED, connected to ground or negative voltage.
3. Collector (C): Output pin for the phototransistor.
4. Emitter (E): Output pin for the phototransistor, typically connected to ground.
5. NC (Not Connected): Pin not internally connected to any circuit.
6. NC (Not Connected): Another pin not internally connected.
The device is used for electrical isolation and signal transmission between circuits, providing protection against high voltages and transients. It operates with a maximum current transfer ratio (CTR) and is suitable for various applications, including switching and signal isolation in digital circuits.

Manufacturer

The FODM121BR2 is manufactured by Fairchild Semiconductor, now a part of ON Semiconductor. Fairchild Semiconductor is known for its development and production of a wide range of semiconductor products, including optoelectronics, discrete devices, and integrated circuits. The company specializes in providing innovative solutions for various applications in automotive, industrial, consumer, and telecommunications sectors. Fairchild was a pioneer in the semiconductor industry and has played a significant role in advancing technologies, particularly in optoelectronics and power management. After being acquired by ON Semiconductor in 2016, it continues to focus on high-performance semiconductor solutions that enhance energy efficiency and reliability in electronic systems.

Application

The FODM121BR2 is an optoisolator designed for applications requiring electrical isolation and signal transmission. Its primary uses include industrial automation, motor control, power supply regulation, and data communication interfaces. It is particularly suitable for switching applications in systems where protection from voltage spikes and noise is essential, such as in telecommunications and consumer electronics.

Equivalent

The FODM121BR2 chip is an optocoupler, commonly used in applications for isolation and signal transmission. Equivalent products include:
1. HCPL-817 - A popular optocoupler from Avago.
2. PC817 - A widely used optocoupler from Sharp.
3. TLP-181 - A Toshiba optocoupler variant.
Always verify specifications to ensure compatibility for your specific application.