LTM4643EV#PBF

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LTM4643EV#PBF

DC DC CONVERTER 3X0.6-3.3V

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  • Mfr. Partie #LTM4643EV#PBF
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Spécifications

Series µModule®
Part Status Active
Type Non-Isolated PoL Module
Number of Outputs 4
Voltage - Input (Min) 4V
Voltage - Input (Max) 20V
Voltage - Output 1 0.6 ~ 3.3V
Voltage - Output 2 0.6 ~ 3.3V
Voltage - Output 3 0.6 ~ 3.3V
Current - Output (Max) 3A, 3A, 3A, 3A
Applications ITE (Commercial)
Features OCP, OTP, OVP, UVLO
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 77-LGA Module
Size / Dimension 0.59" L x 0.35" W x 0.07" H (15.0mm x 9.0mm x 1.8mm)
Supplier Device Package 77-LGA (15x9)
Base Product Number LTM4643

Vue d'ensemble

Description

The LTM4643EV#PBF is an evaluation board designed for the LTM4643, a dual-output, high-efficiency DC/DC step-down power module. It features a compact design, enabling it to deliver up to 3A per channel while offering a wide input voltage range from 4.5V to 36V. The module integrates both the power stages and the control circuitry, minimizing external component requirements and simplifying layout.
The evaluation board provides an easy platform for testing the LTM4643’s performance, including features like adjustable output voltage, power good indications, and thermal shutdown. It is suitable for a variety of applications, including telecommunications, industrial equipment, and automotive systems. The board can help engineers quickly assess the functionality and characteristics of the LTM4643 in their specific designs, facilitating rapid prototyping and development.
For detailed specifications and application guidelines, refer to the product datasheet and user manual provided by the manufacturer.

Features

The LTM4643EV#PBF is a step-down power module designed for high efficiency and compact power solutions. Key features include:
1. Output Voltage Range: Adjustable output voltage from 0.8V to 5V.
2. Input Voltage Range: Operates from 4.5V to 17V input voltage.
3. High Efficiency: Up to 95% efficiency, enhancing thermal performance.
4. Output Current: Supports up to 3A output current.
5. Integrated Components: Combines power inductor and supporting components in a compact package, simplifying design and reducing PCB space.
6. Thermal Performance: Features thermal shutdown and current limit for protection.
7. Control Loop: Constant frequency, voltage mode control for stable operation.
8. Power Good Indicator: Provides a power good signal for monitoring output voltage.
9. Small Footprint: Designed for small form factor applications, ideal for space-constrained designs.
Overall, the LTM4643EV#PBF is suitable for various applications, including industrial, communications, and portable devices.

Package

The LTM4643EV#PBF is packaged in a 20-lead LGA (Land Grid Array) format. This package type allows for efficient thermal management and a compact footprint, making it suitable for high-density applications.

Pinout

The LTM4643EV#PBF is a step-down DC-DC power module from Analog Devices, specifically designed for high-performance applications. It features a total of 24 pins.
The main functions of these pins include:
- Power Inputs: VIN and VOUT pins for input and output voltage connections.
- Control Pins: EN (enable), RUN, and SYNC pins for enabling the module and synchronizing switching frequency.
- Feedback Pins: FB pins for voltage feedback to regulate the output voltage.
- Compensation: COMP pins for compensation network connection.
- Current Sensing: ITH and CSN/ CSP pins for current sensing and control.
- Temperature Monitoring: TSD pin for thermal shutdown detection.
- Ground Connections: GND pins for ground reference.
The LTM4643EV#PBF is designed for applications requiring a compact power solution, supporting up to 4A of output current with excellent efficiency.

Manufacturer

The LTM4643EV#PBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in 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, industrial automation, and healthcare. Their products are widely used in applications requiring precision and reliability, such as power management, signal processing, and data acquisition systems.

Application

The LTM4643EV#PBF is a high-performance DC-DC step-down power module, ideal for applications such as telecommunications, data centers, high-performance computing, and industrial automation. It is suitable for powering processors, FPGAs, and other high-power components, providing efficient voltage regulation and compact design. Additionally, it can be used in automotive and medical devices where reliable power conversion is critical.

Equivalent

The LTM4643EV#PBF is a step-down DC-DC converter. Equivalent products include the LTC3645, LTC3646, and LTM4600, which also offer step-down capabilities with similar specifications. Other alternatives might include products from different manufacturers, such as the TPS563201 from Texas Instruments or the MP1584 from Monolithic Power Systems. Always verify compatibility with your specific application requirements.

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.

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