LTM4650IY

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LTM4650IY

DC DC CNVRTR 0.6-1.8V 0.6-1.8V

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Spécifications

Series µModule®
Part Status Active
Type Non-Isolated PoL Module
Number of Outputs 2
Voltage - Input (Min) 4.5V
Voltage - Input (Max) 15V
Voltage - Output 1 0.6 ~ 1.8V
Voltage - Output 2 0.6 ~ 1.8V
Current - Output (Max) 25A, 25A
Applications ITE (Commercial)
Features OCP, OVP, SCP, UVLO
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 144-BBGA Module
Size / Dimension 0.63" L x 0.63" W x 0.20" H (16.0mm x 16.0mm x 5.0mm)
Supplier Device Package 144-BGA (16x16)
Base Product Number LTM4650
Control Features Enable, Active High

Vue d'ensemble

Description

The LTM4650IY is a high-efficiency, step-down DC-DC power module designed for use in various applications, including industrial, automotive, and telecommunications. It features a compact design, integrating the switching regulator, inductor, and associated components in a single package, which simplifies the layout and reduces the footprint on the PCB.
Key specifications include an input voltage range of 4.5V to 60V and an adjustable output voltage from 0.8V to 15V, with a maximum output current of 10A. The device employs a constant-on-time control architecture, ensuring fast transient response and improved stability across a wide load range.
Additional features include built-in thermal protection, overcurrent protection, and a programmable switching frequency. The LTM4650IY is suitable for applications where space is limited, and high efficiency is required, making it an ideal choice for power supply designs in compact systems.

Features

The LTM4650IY is a high-efficiency step-down DC-DC regulator designed for compact applications. Key features include:
1. Input Voltage Range: Operates from 4.5V to 17V input voltage.
2. Output Current: Delivers up to 3A of output current.
3. Output Voltage: Adjustable output voltage ranging from 0.8V to 5V.
4. High Efficiency: Achieves efficiencies up to 95%, reducing heat generation.
5. Integrated Power Stages: Combines power inductors and control circuitry in a compact BGA package.
6. Low Profile: Ideal for space-constrained designs with a height of just 1.8mm.
7. Thermal Protection: Features thermal shutdown and current limiting for enhanced reliability.
8. Power Good Flag: Provides a signal to indicate output voltage status.
9. Easy to Use: Minimal external components required for operation, simplifying design.
The LTM4650IY is suitable for a variety of applications, including point-of-load regulation in automotive, industrial, and communications systems.

Package

The LTM4650IY is packaged in a 28-lead HTQFN (Heat Sink Thin Quad Flat No-lead) package. This type of package allows for efficient thermal management and a compact footprint, suitable for high-density applications.

Pinout

The LTM4650IY is a μModule step-down DC-DC regulator with a pin count of 36. This device integrates the controller, power switches, inductor, and compensation components in a compact package.
Key functions of the pins include:
1. Input Voltage (VIN): For the power supply input.
2. Output Voltage (VOUT): Connects to the load to deliver regulated output.
3. GND: Ground connection.
4. SW: Switching node for the internal power switch.
5. SENSE+ and SENSE-: Used for output voltage sensing and feedback.
6. COMP: Compensation network connection for stability.
7. RUN: Enable/disable control pin.
8. PG: Power Good indicator output.
9. VOUTSEL: Selects output voltage settings.
10. SS: Soft-start pin for ramping up output voltage.
The LTM4650IY is designed for high efficiency and flexibility in various applications, making it suitable for a range of power management tasks.

Manufacturer

The LTM4650IY is manufactured by Analog Devices, Inc. Analog Devices is a prominent American multinational company that specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, the company serves various industries, including communications, automotive, healthcare, and industrial automation. Analog Devices is known for its innovative solutions in signal processing, data conversion, and power management, making it a key player in the semiconductor industry.

Application

The LTM4650IY is a high-performance step-down power module suitable for applications such as telecommunications, industrial equipment, and automotive systems. It is commonly used in powering FPGAs, DSPs, microcontrollers, and other high-performance processors. Its compact design and integrated features make it ideal for space-constrained environments, enhancing efficiency in various embedded systems and consumer electronics.

Equivalent

The LTM4650IY is a step-down DC-DC regulator. Equivalent products include the LTC4621, LMZ31710, and TPS563201 from various manufacturers like Texas Instruments and Analog Devices. Always check specifications for voltage, current ratings, and features to ensure compatibility for your application.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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