Overview
The LTM4626EY#PBF is a high-performance, 12A step-down DC/DC µModule regulator produced by Analog Devices Inc. This regulator is designed to provide a compact and efficient power solution, ideal for various applications requiring high current and low voltage output. The LTM4626EY#PBF features a wide input voltage range of 3.1V to 20V and can output voltages from 0.6V to 5.5V. It is packaged in a 49-ball BGA (Ball Grid Array) with dimensions of 6.25mm × 6.25mm × 3.87mm, making it suitable for space-constrained designs.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Input Voltage | 3.1 | 20 | V | |
| Output Voltage | 0.6 | 5.5 | V | |
| Output Current | 12 | A | ||
| Switching Frequency | 600 | kHz | ||
| Quiescent Current | 20 | µA | ||
| Operating Temperature | -40 | 125 | °C | |
| Package Type | BGA-49 | |||
| Load Regulation | 0.5% |
Key Features
- High Efficiency and Fast Transient Response: The LTM4626EY#PBF offers high efficiency and fast transient response, making it suitable for applications requiring quick load changes without sacrificing stability.
- Current Mode Control: It operates in current mode control, which allows for better regulation and faster response times.
- External Frequency Synchronization: The regulator supports external frequency synchronization, enabling multiple units to operate in phase.
- Multiphase Parallel Current Sharing: It allows for multiphase parallel current sharing with multiple LTM4626 units, enhancing overall system performance and reliability.
- Output Voltage Tracking: The LTM4626EY#PBF features output voltage tracking, which is useful for supply rail sequencing.
- Selectable Discontinuous Mode: It supports selectable discontinuous mode operation, which can be beneficial in certain application scenarios.
- Fault Protection: The regulator includes overvoltage, overcurrent, and overtemperature protection to ensure reliable operation.
- Power Good Indicator: A power good indicator is available to signal when the output voltage is within the specified range.
Applications
- Telecom, Datacom, and Networking Equipment: Suitable for high-current, low-voltage power requirements in telecommunications and data communications equipment.
- Industrial Equipment: Used in various industrial applications requiring compact and efficient power solutions.
- Medical Diagnostic Equipment: Ideal for medical diagnostic equipment due to its high reliability and precision.
- Data Storage Rack Units and Cards: Applicable in data storage systems where high current and low voltage are necessary.
- Test and Debug Systems: Useful in test and debug systems that require stable and efficient power supply.
Q & A
- What is the input voltage range of the LTM4626EY#PBF?
The input voltage range is from 3.1V to 20V.
- What is the maximum output current of the LTM4626EY#PBF?
The maximum output current is 12A.
- What is the switching frequency of the LTM4626EY#PBF?
The switching frequency is 600 kHz.
- Does the LTM4626EY#PBF support external frequency synchronization?
Yes, it supports external frequency synchronization.
- What type of package does the LTM4626EY#PBF come in?
The LTM4626EY#PBF comes in a 49-ball BGA package.
- What are the operating temperature ranges for the LTM4626EY#PBF?
The operating temperature range is from -40°C to 125°C.
- Does the LTM4626EY#PBF have fault protection features?
Yes, it includes overvoltage, overcurrent, and overtemperature protection.
- What is the purpose of the power good indicator in the LTM4626EY#PBF?
The power good indicator signals when the output voltage is within the specified range.
- Can multiple LTM4626EY#PBF units be used in parallel?
Yes, multiple units can be used in parallel with multiphase current sharing.
- What is the typical quiescent current of the LTM4626EY#PBF?
The typical quiescent current is 20 µA.
