Overview
The ADUM131E1BRWZ is a triple-channel digital isolator produced by Analog Devices Inc. This component utilizes Analog Devices' iCoupler® technology, which combines high-speed, complementary metal-oxide semiconductor (CMOS) and monolithic air core transformer technology to provide reliable and efficient isolation.
This isolator is designed for high-speed data transfer and is suitable for a wide range of applications requiring electrical isolation. It operates over a temperature range of -40°C to +125°C, making it versatile for various industrial and commercial environments.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|---|
| Supply Voltage | VDD1, VDD2 | 3.0 | 3.3 | 3.6 | V | Recommended operation range |
| Operating Temperature | TA | -40 | - | +125 | °C | - |
| Data Rate | - | - | - | 150 | Mbps | - |
| Pulse Width | PW | - | - | 6.6 | ns | Within PWD limit |
| Propagation Delay | tPHL, tPLH | 4.8 | 6.8 | 14 | ns | 50% input to 50% output |
| Supply Current Side 1 | IDD1 | 4.6 | 5.5 | 8.3 | mA | 50% duty cycle signals |
| Supply Current Side 2 | IDD2 | 3.6 | 4.6 | 6.8 | mA | 50% duty cycle signals |
| Isolation Voltage | - | - | - | 3750 | Vrms | For 1 minute per UL 1577 |
| Package Type | - | - | - | - | 16-lead SOIC | - |
Key Features
- High-Speed Data Transfer: Supports data rates up to 150 Mbps.
- Low Dynamic Power Consumption: Efficient operation with low supply currents.
- High Temperature Operation: Functional over a temperature range of -40°C to +125°C.
- Fail-Safe High or Low Options: Ensures reliable operation in case of input failure.
- Electrical Isolation: Provides 3750 Vrms isolation voltage for 1 minute per UL 1577.
- RoHS Compliant: Meets environmental standards for reduced hazardous substances.
- Backward Compatibility: Pin-compatible with ADuM1300/ADuM1301 models.
Applications
- General-Purpose Multichannel Isolation: Suitable for various isolation needs in industrial and commercial settings.
- Serial Peripheral Interface (SPI)/Data Converter Isolation: Ideal for isolating SPI and data converter interfaces.
- Industrial Field Bus Isolation: Used in industrial field bus systems to ensure reliable and isolated communication.
Q & A
- What is the maximum data rate supported by the ADUM131E1BRWZ?
The ADUM131E1BRWZ supports data rates up to 150 Mbps.
- What is the operating temperature range of the ADUM131E1BRWZ?
The component operates over a temperature range of -40°C to +125°C.
- What type of package does the ADUM131E1BRWZ come in?
The ADUM131E1BRWZ comes in a 16-lead SOIC package.
- Is the ADUM131E1BRWZ RoHS compliant?
Yes, the ADUM131E1BRWZ is RoHS compliant.
- What is the isolation voltage rating of the ADUM131E1BRWZ?
The isolation voltage rating is 3750 Vrms for 1 minute per UL 1577.
- Is the ADUM131E1BRWZ backward compatible with other models?
Yes, it is pin-compatible with ADuM1300/ADuM1301 models.
- What are some common applications of the ADUM131E1BRWZ?
Common applications include general-purpose multichannel isolation, SPI/data converter isolation, and industrial field bus isolation.
- What is the typical supply current for the ADUM131E1BRWZ?
The typical supply current is around 4.6 mA to 6.8 mA depending on the side and conditions.
- Does the ADUM131E1BRWZ have fail-safe options?
Yes, it offers fail-safe high or low options to ensure reliable operation.
- What regulatory approvals does the ADUM131E1BRWZ have?
The component has UL recognition, CSA Component Acceptance Notice, VDE certificate of conformity, and CQC certification among others.
