Overview
The ADUM5020-3BRWZ-RL is an isoPower®, integrated, isolated dc-to-dc converter produced by Analog Devices, Inc. This device utilizes Analog Devices' 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. The ADUM5020-3BRWZ-RL is available in a 16-lead SOIC_W package, offering a compact and reliable solution for various industrial and communication applications.
Key Specifications
| Parameter | Value | Unit | Test Conditions/Comments |
|---|---|---|---|
| Input Voltage (VDDP) | 3.0 to 3.6 | V | |
| Output Voltage (VISO) | 3.135 to 3.465 | V | IISO = 10 mA |
| Output Current (IISO) | Up to 100 mA | mA | |
| Line Regulation (VISO LINE) | 2 mV/V | mV/V | IISO = 50 mA, VDDP = 3.0 V to 3.6 V |
| Load Regulation (VISO LOAD) | 1 to 5 % | % | IISO = 7 mA to 63 mA |
| Output Ripple (VISO RIP) | 50 mV p-p | mV p-p | 20 MHz bandwidth, CBO = 0.1 µF||10 µF, IISO = 90 mA |
| Output Noise (VISO NOISE) | 130 mV p-p | mV p-p | CBO = 0.1 µF||10 µF, IISO = 90 mA |
| Switching Frequency (fOSC) | 180 MHz | MHz | |
| PWM Frequency (fPWM) | 625 kHz | kHz | |
| Thermal Shutdown Temperature | 154 °C | °C | |
| Thermal Hysteresis | 10 °C | °C | |
| Package Type | SOIC-16 |
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 and 8-lead SOIC_IC packages
- High temperature operation: up to 125°C maximum
- Minimum creepage distances of 7.8 mm for SOIC_W and 8.3 mm for SOIC_IC packages
Applications
- RS-485/RS-422/CAN transceiver power
- Power supply startup bias and gate drives
- Isolated sensor interfaces
- Industrial PLCs
Q & A
- Q: What is the ADUM5020-3BRWZ-RL used for?
A: The ADUM5020-3BRWZ-RL is used as an isolated dc-to-dc converter, providing regulated, isolated power for various applications such as RS-485/RS-422/CAN transceivers, power supply startup bias, gate drives, isolated sensor interfaces, and industrial PLCs.
- Q: What are the input and output voltage specifications of the ADUM5020-3BRWZ-RL?
A: The input voltage (VDDP) ranges from 3.0 V to 3.6 V, and the output voltage (VISO) ranges from 3.135 V to 3.465 V.
- Q: What is the maximum output current of the ADUM5020-3BRWZ-RL?
A: The maximum output current (IISO) is up to 100 mA.
- Q: Does the ADUM5020-3BRWZ-RL meet any specific emissions standards?
A: Yes, it meets CISPR22 Class B emissions limits at full load on a 2-layer PCB with ferrites.
- Q: What is the package type of the ADUM5020-3BRWZ-RL?
A: The ADUM5020-3BRWZ-RL is available in a 16-lead SOIC_W package.
- Q: What is the thermal shutdown temperature of the ADUM5020-3BRWZ-RL?
A: The thermal shutdown temperature is 154 °C.
- Q: Is the ADUM5020-3BRWZ-RL RoHS compliant?
A: Yes, the ADUM5020-3BRWZ-RL is RoHS compliant.
- Q: What is the warranty period for the ADUM5020-3BRWZ-RL?
A: The warranty period is typically 1 year, covering any defects in materials and workmanship under normal use.
- Q: How can I ensure the authenticity of the ADUM5020-3BRWZ-RL?
A: Ensure you purchase from authorized distributors or directly from Analog Devices, Inc. to guarantee authenticity.
- Q: Where can I find detailed information about the ADUM5020-3BRWZ-RL?
A: Detailed information can be found in the datasheet available on the Analog Devices website or through authorized distributors.
