Overview
The LTM4630IY-1A#PBF from Analog Devices Inc. is a dual 18A or single 36A output step-down µModule (micromodule) regulator. This device integrates the switching controller, power FETs, inductors, and all supporting components into a single package. It is designed for high-current applications, particularly for powering FPGAs, ASICs, and processors. The module offers a wide input voltage range of 4.5V to 15V and an output voltage range of 0.6V to 1.8V, making it versatile for various power requirements.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Input Voltage | 4.5 | - | 15 | V |
| Output Voltage Range | 0.6 | - | 1.8 | V |
| Output Current - Output 1 | - | - | 18 | A |
| Output Current - Output 2 | - | - | 18 | A |
| Switching Frequency | - | 780 | - | kHz |
| Operating Temperature Range | -40 | - | 125 | °C |
| Package Type | - | - | BGA-144 | - |
| No. of Pins | - | - | 144 | - |
| Maximum Total DC Output Error | - | - | ±0.8% | - |
| Transient Output Error | - | - | ±3% | - |
Key Features
- Dual 18A or single 36A output step-down µModule regulator
- Wide input voltage range: 4.5V to 15V
- Output voltage range: 0.6V to 1.8V
- Adjustable output voltage
- Buck (step-down) topology
- Differential remote sense amplifier
- Current mode control with fast transient response
- Current sharing up to 144A
- Operating temperature range: -40°C to 125°C
- 16mm x 16mm x 5.01mm BGA package
- ±0.8% maximum total DC output error over line, load, and temperature
- ±3% transient output error with minimum output capacitance
Applications
The LTM4630IY-1A#PBF is particularly suited for high-current applications such as:
- FPGA, ASIC, and µProcessor core voltage regulation
- Information and communication systems
- High-power computing and data storage systems
- Industrial and automotive systems requiring high reliability and precision voltage regulation
Q & A
- What is the input voltage range of the LTM4630IY-1A#PBF?
The input voltage range is from 4.5V to 15V. - What are the output current capabilities of this module?
The module can provide dual 18A or single 36A output currents. - What is the output voltage range of the LTM4630IY-1A#PBF?
The output voltage range is from 0.6V to 1.8V. - What is the switching frequency of this regulator?
The switching frequency is typically 780kHz. - What is the operating temperature range of the LTM4630IY-1A#PBF?
The operating temperature range is from -40°C to 125°C. - What type of package does the LTM4630IY-1A#PBF come in?
The module comes in a 144-pin BGA package. - What is the maximum total DC output error of this regulator?
The maximum total DC output error is ±0.8% over line, load, and temperature. - What is the transient output error of the LTM4630IY-1A#PBF?
The transient output error is ±3% with minimum output capacitance. - What are some common applications for the LTM4630IY-1A#PBF?
Common applications include FPGA, ASIC, and µProcessor core voltage regulation, as well as information and communication systems. - Does the LTM4630IY-1A#PBF support current sharing?
Yes, it supports current sharing up to 144A.
