The LTM4620AIY is a sophisticated dual-output DC-DC converter module manufactured by Analog Devices, Inc. (ADI) that belongs to the power supplies board mount category, specifically designed as a non-isolated Point-of-Load (PoL) module for demanding commercial and industrial applications.
This compact power management solution addresses critical design challenges in modern electronic systems by delivering precise voltage regulation in an extremely small form factor measuring just 0.59" x 0.59" x 0.20" (15.0mm x 15.0mm x 5.0mm). The module's 144-BGA package configuration maximizes functionality while minimizing board space requirements, making it ideal for space-constrained applications where traditional discrete power supply designs would be impractical.
The LTM4620AIY operates with an input voltage range from 4.5V to 16V maximum, providing exceptional flexibility for various system architectures. Both output channels deliver independently adjustable voltages ranging from 0.6V to 5.3V, with each channel capable of supplying up to 13A of continuous current. This dual-output capability eliminates the need for multiple power modules, reducing component count and overall system complexity while improving power density and efficiency.
Key protective features include Over-Current Protection (OCP), Over-Voltage Protection (OVP), and Under-Voltage Lockout (UVLO), ensuring robust operation and safeguarding both the module and downstream components from potentially damaging conditions. The module operates reliably across an extended temperature range from -40°C to 125°C, making it suitable for harsh environmental conditions and industrial applications.
The surface-mount design facilitates automated assembly processes and provides excellent thermal performance through direct board contact. The module's integrated design incorporates all necessary components including inductors, MOSFETs, and control circuitry, significantly reducing design complexity and time-to-market for power system implementations.
Primary advantages include exceptional power density, simplified thermal management, reduced electromagnetic interference through integrated design, and comprehensive protection features that enhance system reliability. The module's high efficiency and precise regulation make it particularly well-suited for powering sensitive digital circuits, processors, FPGAs, and other critical system components.
The LTM4620AIY finds extensive application in Information Technology Equipment (ITE) and commercial systems, including servers, networking equipment, telecommunications infrastructure, industrial automation systems, test and measurement instruments, and high-performance computing platforms where reliable, efficient power conversion is essential.
Regarding equivalent models and alternatives, the power module market offers several comparable solutions. Within ADI's own portfolio, the LTM4620 series includes variants with different package options and specifications. Alternative manufacturers provide competing solutions such as Texas Instruments' TPSM series modules, Vicor's DCM series, and Infineon's IR series PoL modules. Specific equivalent models include the TI TPSM84A21 and TPSM84A22 for similar dual-output applications, Vicor's DCM3623 series for comparable power levels, and Infineon's IR3895M series modules. When evaluating alternatives, considerations should include output current capabilities, input voltage ranges, package compatibility, thermal characteristics, and specific feature requirements to ensure optimal system performance and compatibility.
LTM4620AIY Key Technical Attributes
Dual 13A Output
Input Voltage Range: 4.5V to 16V
Output Voltage Range: 0.6V to 5.3V
LTM4620AIY Packing Size
Manufacturer’s package: 144-BGA (15x15), with dimensions of 15mm x 15mm x 5mm (0.59" x 0.59" x 0.20"). This Ball Grid Array (BGA) module is provided in a tray package for convenient handling and safe transportation. The 144 pin BGA configuration offers enhanced reliability and optimized heat dissipation, ensuring stable operation during high-power applications. With a surface mount footprint, it suits automated production lines and high-density board layouts.
LTM4620AIY Application
The LTM4620AIY is designed for ITE (Information Technology Equipment) commercial applications that demand high reliability and efficient power conversion. Its flexibility and robust design make it suitable for data center servers, networking hardware, storage systems, telecommunications infrastructure, as well as industrial automation equipment and test systems.
LTM4620AIY Features
This advanced DC-DC converter module integrates dual non-isolated step-down regulators, each capable of delivering up to 13A. It covers a wide input voltage range from 4.5V to 16V and outputs adjustable from 0.6V to 5.3V, supporting a host of complex digital loads. Integrated features such as Overcurrent Protection (OCP), Overvoltage Protection (OVP), and Undervoltage Lockout (UVLO) protect both the module and downstream circuitry from abnormalities. The BGA packaging delivers low profile mounting and superior thermal performance, while its layout minimizes noise, supporting high switching frequencies and reducing external component count. The surface mount design enables compact, efficient power distribution in space-constrained applications. The module’s wide operating temperature range of -40°C to 125°C guarantees consistent performance under harsh conditions.
LTM4620AIY Quality and Safety Features
The LTM4620AIY adheres to the stringent RoHS3 environmental compliance standard, ensuring minimal hazardous substances. Enhanced safety is provided by robust electrical protection mechanisms built into the module: OCP prevents excessive current conditions, OVP tackles potential voltage surges, and UVLO keeps operation within safe voltage thresholds. These safeguards contribute to high overall system reliability and minimize risks of failure.
LTM4620AIY Compatibility
This module is fully compatible with standard industry power architectures and surface mount assembly processes, making it an optimal choice for new designs as well as drop-in replacements in existing systems based on the LTM4620 series. Its programmable output voltage and dual-channel configuration support flexible deployment in various power rail setups.
LTM4620AIY Datasheet PDF
Our website provides the most authoritative and up-to-date datasheet PDF for the LTM4620AIY. We strongly recommend customers download the datasheet directly from this page for comprehensive technical reference, ensuring accurate information for your design, integration, and procurement needs.
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