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SI8621BB-B-IS
+BOMDGTL ISOLTR 2.5KV 2CH GP 8-SOIC
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ManufacturerSkyworks Solutions Inc.
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Mfr. Part #SI8621BB-B-IS
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Datasheet SI8621BB-B-IS DataSheet
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In Stock29083
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Specifications
| Attribute | Value |
| Part Status | Active |
| Base Product Number | SI8621 |
| 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 | 2500Vrms |
| Common Mode Transient Immunity (Min) | 35kV/µs |
| Data Rate | 150Mbps |
| Propagation Delay tp LH / tp HL (Max) | 13ns, 13ns |
| Pulse Width Distortion (Max) | 4.5ns |
| Rise / Fall Time (Typ) | 2.5ns, 2.5ns |
| Voltage - Supply | 2.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Packaging | Tube |
Overview
Description
Key features of the SI8621BB-B-IS include:
1. Isolation Rating: It provides a robust isolation barrier, typically rated at 2.5 kVRMS.
2. Data Rate: Supports high-speed communication, with data rates up to 150 Mbps.
3. Low Propagation Delay: Ensures minimal delay in signal transmission, crucial for timing-sensitive applications.
4. CMR Performance: Offers excellent Common Mode Rejection (CMR), enhancing noise immunity.
5. Low Power Consumption: Optimized for energy efficiency, which is beneficial for battery-powered devices.
6. Wide Temperature Range: Suitable for use in demanding environments, typically supporting a range from -40°C to 125°C.
Common applications include industrial automation, power supplies, and motor control systems. Its compact design and reliability make it a preferred choice for engineers looking to implement robust isolation in their designs.
Equivalent
1. ADUM1201 from Analog Devices.
2. ISO7421 from Texas Instruments.
These alternatives offer similar isolation and channel configuration features. However, it’s important to verify specifications like data rate, isolation voltage, and package type to ensure compatibility with your specific application.
Features
1. Isolation Rating: It provides a high isolation voltage rating, typically around 2.5 kV RMS, making it suitable for applications requiring strong electrical isolation between systems.
2. Data Rate: Capable of supporting data rates up to 150 Mbps, ensuring high-speed data transmission across the isolation barrier.
3. Low Propagation Delay: Features minimal propagation delay and pulse-width distortion, which helps maintain the integrity of high-speed data signals.
4. Supply Voltage: Operates with a wide supply voltage range, often between 2.5 V to 5.5 V, providing flexibility in various applications.
5. Temperature Range: It functions reliably over a broad temperature range, typically from -40°C to +125°C, making it suitable for industrial environments.
6. Package Options: Available in compact and standard packages, facilitating integration into different design footprints.
These features make the SI8621BB-B-IS ideal for a range of applications, including industrial automation, power supplies, and communication interfaces where reliable isolation and high-speed data transfer are critical.
Pinout
Key features include:
- Isolation Rating: It provides up to 5 kV RMS isolation.
- Data Rate: Supports data rates up to 150 Mbps.
- Channel Configuration: It features a single channel in one direction (unidirectional).
- Power Supply: Operates over a wide supply voltage range, typically from 2.5 V to 5.5 V.
This isolator ensures signal integrity by using capacitive coupling technology, which is robust against electromagnetic interference (EMI) and minimizes crosstalk. Each pin on the device is designated for specific signal or power connections necessary for its operation. Always refer to the specific datasheet of the device for detailed pin assignments and circuit integration guidelines.