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ISO7721FDR
+BOMDGTL ISOLTR 3KV 2CH GP 8-SOIC
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ManufacturerTexas Instruments
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Mfr. Part #ISO7721FDR
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Datasheet ISO7721FDR DataSheet
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In Stock26026
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Specifications
| Attribute | Value |
| Part Status | Active |
| Technology | Capacitive Coupling |
| Type | General Purpose |
| Isolated Power | No |
| Number of Channels | 2 |
| Inputs - Side 1/Side 2 | 1/1 |
| Channel Type | Unidirectional |
| Voltage - Isolation | 3000Vrms |
| Common Mode Transient Immunity (Min) | 85kV/µs |
| Data Rate | 100Mbps |
| Propagation Delay tpLH / tpHL (Max) | 16ns, 16ns |
| Pulse Width Distortion (Max) | 4.9ns |
| Rise / Fall Time (Typ) | 1.8ns, 1.9ns |
| Voltage - Supply | 2.25V ~ 5.5V |
| Operating Temperature | -55°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | ISO7721 |
Overview
Description
Operating with a wide supply voltage range, this isolator is capable of handling fast transient voltage swings, making it suitable for industrial automation, motor control, and power supply applications. Its small form factor and high isolation voltage rating enhance its versatility in various environments. The device is housed in an 8-pin SOIC package, making it convenient for integration into existing systems.
In summary, the ISO7721FDR provides reliable isolation for digital signals, protecting sensitive components from high voltages and ensuring consistent performance in electrically noisy environments.
Equivalent
Features
1. Isolation Rating: Provides a high level of galvanic isolation with a rating of up to 5000 Vrms, protecting data transmission between systems.
2. Data Rate: Supports high-speed data transmission up to 100 Mbps, suitable for fast digital communications.
3. Low Power Consumption: Optimized for low power usage, making it efficient for battery-powered and energy-sensitive applications.
4. Wide Supply Voltage Range: Operates over a wide supply voltage range from 2.25 V to 5.5 V, offering flexibility in system design.
5. Temperature Range: Ensures reliable operation over an extended industrial temperature range from -40°C to +125°C.
6. Noise Immunity: Designed to offer excellent immunity to external noise, enhancing signal integrity.
7. Fail-Safe Functionality: Includes default output states to ensure safe operation in the event of an input signal loss.
8. Compact Package: Available in a small, space-saving package, making it suitable for compact or densely packed circuit boards.
These features make the ISO7721FDR suitable for a wide range of applications including industrial automation, medical equipment, and data communication interfaces.
Pinout
- Pin Count: The ISO7721FDR comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.
- Pin Functions:
1. VCC1: Supply voltage for side 1.
2. GND1: Ground for side 1.
3. IN1: Input for side 1.
4. OUT1: Output for side 2, corresponding to IN1.
5. OUT2: Output for side 1, reverse channel corresponding to IN2.
6. IN2: Input for side 2, reverse channel.
7. GND2: Ground for side 2.
8. VCC2: Supply voltage for side 2.
The ISO7721FDR offers high-performance isolation and is commonly used in applications requiring signal integrity and safety, such as industrial automation and communication systems.
Manufacturer
Application
1. Industrial Automation: Ensures safe data transmission between different system parts without direct electrical connection.
2. Medical Equipment: Provides isolation in medical devices to protect patients and ensure accurate data transfer.
3. Power Electronics: Used in inverters and motor drives for noise reduction and signal integrity.
4. Communication Systems: Facilitates isolated data communication in rugged environments.
5. Instrumentation: Ensures precision and safety in data acquisition systems by isolating different system sections.
These applications benefit from the ISO7721FDR's high-speed performance and robust isolation capabilities.