Overview
The LTM4622AEY#PBF is a dual-output, step-down switching mode µModule (micromodule) regulator produced by Analog Devices Inc. This component is designed to provide high efficiency and compact form factor, making it ideal for various power management applications. The LTM4622AEY#PBF is available in a tiny ultrathin 6.25mm × 6.25mm × 2.42mm BGA package, offering a space-efficient solution for power conversion needs.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Input Voltage Range | 3.6 to 20 | V |
| Output Voltage Range | 1.5 to 12 | V |
| Output Current per Channel | 2 (3A peak) | A |
| Switching Frequency | 1 MHz (default), adjustable | Hz |
| Package Type | BGA-25 | |
| Package Dimensions | 6.25mm × 6.25mm × 2.42mm | |
| Operating Temperature Range | –40°C to 125°C | °C |
| Storage Temperature Range | –55°C to 125°C | °C |
| Peak Solder Reflow Body Temperature | 260°C | °C |
Key Features
- Multiphase parallelable with current sharing
- Output voltage tracking and soft-start capability
- Selectable Burst Mode operation for high efficiency at light loads
- Overvoltage input and overtemperature protection
- Power good indicators
- Internal 3.3V regulator output (INTVCC)
- Adjustable switching frequency via external resistor
- Mode select and external synchronization input (SYNC/MODE)
- Precision output voltage regulation via external resistors
Applications
- General purpose point-of-load conversion
- Telecom, networking, and industrial equipment
- Medical diagnostic equipment
- Test and debug systems
Q & A
- What is the input voltage range of the LTM4622AEY#PBF? The input voltage range is from 3.6V to 20V.
- What is the maximum output current per channel? The maximum output current per channel is 2A, with a peak current of 3A.
- What is the default switching frequency of the LTM4622AEY#PBF? The default switching frequency is 1 MHz, but it is adjustable via an external resistor.
- What are the package dimensions of the LTM4622AEY#PBF? The package dimensions are 6.25mm × 6.25mm × 2.42mm.
- Does the LTM4622AEY#PBF support multiphase operation? Yes, it supports multiphase parallelable operation with current sharing.
- What protection features does the LTM4622AEY#PBF have? It includes overvoltage input and overtemperature protection.
- Can the output voltage be tracked and softly started? Yes, the LTM4622AEY#PBF supports output voltage tracking and soft-start capability.
- How is the switching frequency adjusted? The switching frequency can be adjusted by placing an external resistor between the FREQ pin and GND or INTVCC.
- What is the purpose of the SYNC/MODE pin? The SYNC/MODE pin allows for mode selection and external synchronization of the switching frequency.
- What are some typical applications of the LTM4622AEY#PBF? Typical applications include general purpose point-of-load conversion, telecom, networking, and industrial equipment, medical diagnostic equipment, and test and debug systems.
