Overview
The LTM4622AIY#PBF is a dual 2A step-down switching mode µModule (micromodule) regulator produced by Analog Devices Inc. This device is designed to provide high efficiency and compact form factor, making it ideal for various applications requiring precise and reliable power conversion. The LTM4622AIY#PBF is available in a tiny ultrathin 6.25mm × 6.25mm × 2.42mm BGA package, enhancing its suitability for space-constrained designs.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Input Voltage Range | 3.6 | 20 | V | |
| Output Voltage Range | 1.5 | 12 | V | |
| Output Current per Channel | 2 | 2.5 (peak) | A | |
| Switching Frequency | 1 MHz | Hz | ||
| Operating Temperature Range | –40 | 125 | °C | |
| Package Type | BGA-25 | |||
| External Input Capacitor Requirement | 4.7 | 10 | µF | |
| External Output Capacitor Requirement | 22 | 47 | µF |
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
- Compact 6.25mm × 6.25mm × 2.42mm BGA package
- Internal 3.3V regulator output (INTVCC) with internal decoupling
- Frequency adjustment via external resistor on FREQ pin
- Mode select and external synchronization input via SYNC/MODE pin
Applications
- General purpose point-of-load conversion
- Telecom and networking equipment
- Industrial equipment
- Medical diagnostic equipment
- Test and debug systems
Q & A
- What is the input voltage range of the LTM4622AIY#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 2.5A.
- What is the default switching frequency of the LTM4622AIY#PBF?
The default switching frequency is 1 MHz, but it can be adjusted using an external resistor on the FREQ pin.
- Does the LTM4622AIY#PBF support Burst Mode operation?
Yes, it supports selectable Burst Mode operation for high efficiency at light loads.
- What are the package options for the LTM4622AIY#PBF?
The device is available in a 6.25mm × 6.25mm × 2.42mm BGA package.
- How is the output voltage programmed?
The output voltage is programmed via external resistors connected to the FB pins.
- Does the LTM4622AIY#PBF have built-in protection features?
Yes, it includes overvoltage input and overtemperature protection.
- What is the operating temperature range of the LTM4622AIY#PBF?
The operating temperature range is from –40°C to 125°C.
- Can the LTM4622AIY#PBF be synchronized with an external clock?
Yes, it can be synchronized using the SYNC/MODE pin.
- What are the typical applications of the LTM4622AIY#PBF?
Typical applications include general purpose point-of-load conversion, telecom and networking equipment, industrial equipment, medical diagnostic equipment, and test and debug systems.
