Overview
The LTM4630IY#PBF is a dual 18A or single 36A output step-down µModule (micromodule) regulator produced by Analog Devices Inc. This device operates from an input voltage range of 4.5V to 15V and supports two outputs, each with an output voltage range of 0.6V to 1.8V. The LTM4630IY#PBF includes the switching controller, power FETs, inductors, and all supporting components within a single package, making it a comprehensive solution for various high-current applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Input Voltage Min | 4.5V |
| Input Voltage Max | 15V |
| Output Voltage Range | 0.6V to 1.8V |
| Max Output Current per Output | 18A |
| Max Combined Output Current | 36A |
| Topology | Buck (Step Down) |
| Switching Frequency | 780kHz |
| IC Case / Package | BGA |
| No. of Pins | 144 |
| IC Mounting | Surface Mount |
| Operating Temperature Min | -40°C |
| Operating Temperature Max | 125°C |
| Regulator Output Type | Adjustable |
| Output Voltage Error | ±0.8% (total DC output error over line, load, and temperature) |
| Transient Output Error | ±3% (with minimum output capacitance) |
Key Features
- Differential remote sense amplifier for precise voltage regulation.
- Current mode control with fast transient response to minimize output capacitance.
- Current sharing capability up to 144A.
- Compact 16mm x 16mm x 5.01mm BGA package.
- Wide operating temperature range from -40°C to 125°C.
- External compensation for optimizing transient response.
Applications
The LTM4630IY#PBF is suitable for various high-current applications, including:
- FPGA, ASIC, and microprocessor core voltage regulation.
- Information and communication systems.
- Any application requiring high current, low voltage DC-DC conversion with high efficiency and reliability.
Q & A
- What is the input voltage range of the LTM4630IY#PBF?
The input voltage range is from 4.5V to 15V. - What is the output voltage range of the LTM4630IY#PBF?
The output voltage range is from 0.6V to 1.8V for each output. - What is the maximum output current per output?
The maximum output current per output is 18A, and combined it can be up to 36A. - What is the switching frequency of the LTM4630IY#PBF?
The switching frequency is 780kHz. - What is the package type and number of pins for the LTM4630IY#PBF?
The package type is BGA with 144 pins. - What is the operating temperature range of the LTM4630IY#PBF?
The operating temperature range is from -40°C to 125°C. - Does the LTM4630IY#PBF support current sharing?
Yes, it supports current sharing up to 144A. - What is the output voltage error of the LTM4630IY#PBF?
The total DC output error over line, load, and temperature is ±0.8%. - Is the LTM4630IY#PBF RoHS compliant?
Yes, it is RoHS compliant. - What are some typical applications of the LTM4630IY#PBF?
Typical applications include FPGA, ASIC, microprocessor core voltage regulation, and information and communication systems.
