Overview
The LTM4630AIY#PBF is a high-performance, dual 18A or single 36A output switching mode step-down DC/DC μModule regulator produced by Analog Devices Inc. This device is part of the μModule regulator family, known for its compact size and integrated design. The LTM4630A offers a wide output voltage range, high efficiency, and advanced features such as frequency synchronization, multi-phase operation, and output voltage tracking. It is designed to provide reliable and efficient power management in various high-current applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Input Voltage Range | 4.5V to 18V (after date code 1720*) |
| Output Voltage Range | 0.6V to 8V (after date code 1720*) |
| Output Current | Dual 18A or Single 36A |
| Maximum Total DC Output Error | ±1.5% over Line, Load and Temperature |
| Operating Temperature Range | –40°C to 125°C internal temperature |
| Package Options | 16mm × 16mm × 4.41mm LGA, 16mm × 16mm × 5.01mm BGA |
| Peak Package Body Temperature | –55°C to 125°C |
Key Features
- Frequency synchronization and multi-phase operation
- Burst Mode operation for high efficiency at light loads
- Output voltage tracking for supply rail sequencing
- Onboard temperature diode for device temperature monitoring
- Current mode control for fast transient response
- Multiphase parallel current sharing up to 144A
- Differential remote sense amplifier
- Overvoltage and overcurrent protection
Applications
The LTM4630AIY#PBF is suitable for a variety of high-current applications, including but not limited to:
- Data centers and cloud computing infrastructure
- High-performance computing systems
- Telecommunications equipment
- Industrial control systems
- Aerospace and defense systems
Q & A
- What is the input voltage range of the LTM4630AIY#PBF? The input voltage range is 4.5V to 18V (after date code 1720*).
- What are the output voltage and current capabilities of the LTM4630AIY#PBF? The device can provide dual 18A or single 36A output, with an output voltage range of 0.6V to 8V.
- What are the key features of the LTM4630AIY#PBF? Key features include frequency synchronization, multi-phase operation, Burst Mode operation, output voltage tracking, and onboard temperature monitoring.
- What is the operating temperature range of the LTM4630AIY#PBF? The operating temperature range is –40°C to 125°C internal temperature.
- What types of packages are available for the LTM4630AIY#PBF? The device is available in 16mm × 16mm × 4.41mm LGA and 16mm × 16mm × 5.01mm BGA packages.
- Does the LTM4630AIY#PBF have built-in protection features? Yes, it includes overvoltage and overcurrent protection.
- What is the maximum total DC output error of the LTM4630AIY#PBF? The maximum total DC output error is ±1.5% over line, load, and temperature.
- Can the LTM4630AIY#PBF be used in multi-phase configurations? Yes, it supports multi-phase operation and parallel current sharing up to 144A.
- What is the purpose of the onboard temperature diode in the LTM4630AIY#PBF? The onboard temperature diode is used for device temperature monitoring.
- Is the LTM4630AIY#PBF suitable for high-transient applications? Yes, it features current mode control for fast transient response.
