Overview
The LTM4630AIV#PBF, produced by Analog Devices Inc., is a high-performance DC/DC µModule regulator designed for demanding power management applications. This module integrates two 18A or a single 36A output switching mode step-down regulator, offering a wide output voltage range and high efficiency. It is part of the µModule Regulators family, known for their compact, integrated design and ease of use.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 4.5V to 15V |
| Output Voltage Range | 0.6VDC to 8VDC |
| Output Current | Dual 18A or Single 36A |
| Switching Frequency | Programmable from 300kHz to 750kHz |
| Efficiency | Up to 95% |
| Output Voltage Accuracy | Total DC output voltage error includes line and load regulation, and the tolerance of the integrated top feedback resistor |
| Current Limit | 30 A per channel |
| Settling Time for Dynamic Load Step | 20 µs |
| Feedback Overvoltage Lockout | 0.64V to 0.68V |
Key Features
- Dual integrated constant-frequency current mode regulators with built-in power MOSFET devices and fast switching speed.
- Programmable output voltage via external resistors.
- Frequency synchronization and multi-phase operation capabilities.
- Burst Mode operation and output voltage tracking for supply rail sequencing.
- Internal overvoltage and undervoltage comparators with open-drain PGOOD outputs.
- Fast current limit and foldback current limit in overcurrent conditions.
- Compact µModule package for ease of integration.
Applications
The LTM4630AIV#PBF is suitable for a variety of high-power applications, including but not limited to:
- Server and data center power supplies.
- Industrial control systems.
- Medical devices requiring high reliability and efficiency.
- Aerospace and defense systems.
- High-performance computing and storage systems.
Q & A
- What is the input voltage range of the LTM4630AIV#PBF?
The input voltage range is from 4.5V to 15V. - What are the output current capabilities of the LTM4630AIV#PBF?
The module can provide dual 18A or a single 36A output current. - How is the output voltage programmed?
The output voltage is programmable via external resistors from 0.6VDC to 8VDC. - What is the switching frequency range of the LTM4630AIV#PBF?
The switching frequency is programmable from 300kHz to 750kHz. - Does the LTM4630AIV#PBF support frequency synchronization?
Yes, it supports frequency synchronization and multi-phase operation. - What kind of protection features does the LTM4630AIV#PBF have?
It includes internal overvoltage and undervoltage comparators, fast current limit, and foldback current limit in overcurrent conditions. - What is the typical efficiency of the LTM4630AIV#PBF?
The efficiency can be up to 95%. - How does the LTM4630AIV#PBF handle dynamic load steps?
It has a settling time of 20 µs for dynamic load steps. - What are some common applications for the LTM4630AIV#PBF?
Common applications include server and data center power supplies, industrial control systems, medical devices, aerospace and defense systems, and high-performance computing and storage systems. - What is the feedback overvoltage lockout range for the LTM4630AIV#PBF?
The feedback overvoltage lockout range is from 0.64V to 0.68V.
