EL8176FSZ

Product Overview

• Category: Optocoupler
• Use: Signal isolation and voltage level shifting
• Characteristics: High-speed, high-gain, low-power consumption
• Package: SOP-4
• Essence: Phototransistor output optocoupler
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Isolation Voltage: 3750 Vrms
• Collector-Emitter Voltage: 80 V
• Emitter-Collector Voltage: 7 V
• Collector Current: 50 mA
• Power Dissipation: 70 mW
• Forward Current: 50 mA
• Operating Temperature Range: -55°C to +110°C

Pin Configuration

The EL8176FSZ optocoupler has a SOP-4 package with the following pin configuration:

1. Anode (A)
2. Cathode (K)
3. Collector (C)
4. Emitter (E)

Functional Features

• High-speed response time: Allows for fast signal transmission.
• High gain: Provides amplification of weak input signals.
• Low power consumption: Reduces energy usage and heat generation.
• Phototransistor output: Enables current flow based on light intensity.

Advantages and Disadvantages

Advantages: - Fast response time enhances signal transmission speed. - High gain amplifies weak input signals effectively. - Low power consumption reduces energy usage and heat dissipation.

Disadvantages: - Limited operating temperature range (-55°C to +110°C). - Relatively low collector-emitter voltage (80 V).

Working Principles

The EL8176FSZ optocoupler consists of an infrared LED and a phototransistor. When a forward current is applied to the LED, it emits infrared light. This light is then detected by the phototransistor, causing it to conduct current. The output current of the phototransistor is proportional to the intensity of the incident light.

Detailed Application Field Plans

The EL8176FSZ optocoupler finds applications in various fields, including:

1. Industrial automation: Signal isolation and level shifting in control systems.
2. Telecommunications: Isolation of high-voltage signals in communication circuits.
3. Power electronics: Protection of low-voltage control circuits from high-voltage environments.
4. Medical equipment: Isolation of sensitive electronic components for patient safety.
5. Automotive electronics: Voltage level shifting and signal isolation in automotive systems.

Detailed and Complete Alternative Models

1. EL817C: Phototransistor output optocoupler with higher collector-emitter voltage (100 V).
2. EL817M: Phototransistor output optocoupler with lower forward current (30 mA).
3. EL817G: Phototransistor output optocoupler with wider operating temperature range (-40°C to +125°C).

These alternative models provide similar functionality but may have different specifications or package options.

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