Overview
The ADuM5020-5BRWZ is an isoPower®, integrated, isolated dc-to-dc converter developed by Analog Devices, Inc. This converter utilizes the iCoupler® technology to provide regulated, isolated power. It is designed to meet CISPR22 Class B emissions limits at full load on a 2-layer printed circuit board (PCB) with ferrites, ensuring low electromagnetic interference (EMI). The ADuM5020-5BRWZ is available in a 16-lead SOIC_W package, offering a compact and reliable solution for various industrial and automotive applications.
Key Specifications
| Parameter | Value | Unit | Test Conditions/Comments |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | ||
| Topology | Boost, Buck | ||
| Output Voltage | 5 V | V | |
| Output Current | 100 mA | mA | |
| Input Voltage, Min | 4.5 V | V | |
| Input Voltage, Max | 5.5 V | V | |
| Quiescent Current | 8 mA | mA | No VISO load |
| Switching Frequency | 180 MHz | MHz | |
| Minimum Operating Temperature | -40°C | °C | |
| Maximum Operating Temperature | +125°C | °C | |
| Package/Case | SOIC-16 | ||
| Load Regulation | 1% | % | IISO = 10 mA to 90 mA |
| Output Ripple | 50 mV p-p | mV | 20 MHz bandwidth, CBO = 0.1 µF||10 µF, IISO = 90 mA |
| Output Noise | 130 mV p-p | mV | CBO = 0.1 µF||10 µF, IISO = 90 mA |
Key Features
- isoPower integrated, isolated dc-to-dc converter
- 100 mA output current for ADuM5020 and 60 mA for ADuM5028
- Meets CISPR22 Class B emissions limits at full load on a 2-layer PCB with ferrites
- Available in 16-lead SOIC_W package with 7.8 mm minimum creepage and 8-lead SOIC_IC package with 8.3 mm minimum creepage
- High temperature operation: up to 125°C maximum
Applications
- RS-485/RS-422/CAN transceiver power
- Power supply startup bias and gate drives
- Isolated sensor interfaces
- Industrial PLCs
- Automotive interfaces (CAN, Audio, Ethernet)
Q & A
- Q: What is the ADuM5020-5BRWZ used for?
A: The ADuM5020-5BRWZ is used as an isoPower integrated, isolated dc-to-dc converter, providing regulated, isolated power for various applications such as RS-485/RS-422/CAN transceivers, power supply startup bias, and isolated sensor interfaces.
- Q: What are the key features of the ADuM5020-5BRWZ?
A: Key features include 100 mA output current, meeting CISPR22 Class B emissions limits, and high temperature operation up to 125°C. It is available in a 16-lead SOIC_W package.
- Q: What is the input voltage range for the ADuM5020-5BRWZ?
A: The input voltage range is from 4.5 V to 5.5 V.
- Q: What is the switching frequency of the ADuM5020-5BRWZ?
A: The switching frequency is 180 MHz.
- Q: What is the maximum operating temperature of the ADuM5020-5BRWZ?
A: The maximum operating temperature is +125°C.
- Q: What package types are available for the ADuM5020?
A: The ADuM5020 is available in a 16-lead SOIC_W package and the ADuM5028 in an 8-lead SOIC_IC package.
- Q: Does the ADuM5020-5BRWZ meet any specific EMI standards?
A: Yes, it meets CISPR22 Class B emissions limits at full load on a 2-layer PCB with ferrites.
- Q: What is the load regulation of the ADuM5020-5BRWZ?
A: The load regulation is 1% for IISO = 10 mA to 90 mA.
- Q: How can I ensure the authenticity of the ADuM5020-5BRWZ?
A: Ensure you purchase from authorized distributors or directly from Analog Devices, Inc. to guarantee authenticity.
- Q: What is the warranty period for the ADuM5020-5BRWZ?
A: The warranty period can vary depending on the supplier, but typically, it is 1 year for products purchased from authorized distributors.
