Summary of 3.3V to 15V Input, ±15V (±12V) Output, Isolated Power Supply
This article describes the Oceanside reference design (MAXREFDES9#), an isolated power supply subsystem converting 3.3V to 15V input into ±15V or ±12V output. The design features a high-efficiency step-up controller, a 36V H-bridge transformer driver, a wide input range capability, and an adjustable low-dropout linear regulator (LDO) for stable output.
Parts used in the Oceanside Reference Design:
- High-efficiency step-up controller
- 36V H-bridge transformer driver
- Wide input range circuitry
- Adjustable output low-dropout linear regulator
[MAXIM APP 5509] This document details the Oceanside (MAXREFDES9#) subsystem reference design, a 3.3V to 15V input, ±15V (±12V) output, isolated power supply. The Oceanside design includes a high-efficiency step-up controller, a 36V H-bridge transformer driver for isolated supplies, a wide input range, and adjustable output low-dropout linear regulator (LDO)
Excerpt from:
3.3V to 15V Input, ±15V (±12V) Output, Isolated Power Supply
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What is the input voltage range for the Oceanside design?
The design accepts an input voltage ranging from 3.3V to 15V. -
What output voltages does the isolated power supply provide?
The system provides ±15V or ±12V output voltages. -
Does the design include an H-bridge transformer driver?
Yes, it includes a 36V H-bridge transformer driver for isolated supplies. -
Can the output be adjusted using this design?
Yes, the design features an adjustable output low-dropout linear regulator. -
Is the step-up controller described as efficient?
Yes, the document details a high-efficiency step-up controller. -
What type of power supply topology is used?
The design utilizes an isolated power supply topology.
