LTC3729EUH#TRPBF

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LTC3729EUH#TRPBF

IC REG CTRLR BUCK 32QFN

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Especificaciones

Series PolyPhase®
Part Status Active
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 2
Output Phases 2
Voltage - Supply (Vcc/Vdd) 4V ~ 36V
Frequency - Switching 260kHz ~ 550kHz
Duty Cycle (Max) 99.5%
Synchronous Rectifier Yes
Clock Sync No
Control Features Current Limit, Enable, Phase Control, Power Good, Soft Start
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 32-WFQFN Exposed Pad
Supplier Device Package 32-QFN (5x5)
Base Product Number LTC3729

Descripción general

Description

The LTC3729EUH#TRPBF is a high-performance, synchronous step-down switching regulator controller produced by Analog Devices. It is designed for efficient voltage conversion in power management applications. The component features a wide input voltage range and can regulate output voltages with high precision, making it suitable for applications such as distributed power systems, telecom systems, and industrial equipment.
Key features of the LTC3729EUH#TRPBF include its ability to provide high output currents, synchronous rectification for improved efficiency, and programmable operating frequency. It also offers features such as soft-start to limit inrush current during startup, and overcurrent protection to enhance reliability.
This device is typically housed in a compact QFN (Quad Flat No-leads) package, which aids in efficient thermal management and space-saving on printed circuit boards (PCBs). The "#TRPBF" suffix indicates that the component is RoHS compliant and is supplied in tape and reel packaging for automatic assembly line use. Overall, the LTC3729EUH#TRPBF is a versatile and robust solution for applications requiring reliable DC-DC conversion.

Features

The LTC3729EUH#TRPBF is a high-performance DC/DC step-down controller from Analog Devices. It is designed for synchronous rectification, which increases efficiency by reducing power losses. The controller operates with a wide input voltage range, typically from 4V to 36V, making it suitable for various applications, including automotive and industrial systems.
Key features include:
1. Synchronous Rectification: Enhances efficiency by using N-channel MOSFETs for both high-side and low-side switches.
2. Wide Input Voltage Range: Supports 4V to 36V, accommodating diverse power sources.
3. Output Voltage Flexibility: Delivers adjustable output voltage levels using an external resistor divider.
4. High Efficiency: Optimized for high efficiency at both heavy and light loads.
5. Current Mode Control: Provides fast transient response and simple loop compensation.
6. Selectable Frequency: Allows operation from 250kHz to 550kHz, balancing efficiency and component size.
7. Integrated Protection Features: Includes overcurrent, overvoltage, and thermal shutdown protections.
The LTC3729EUH#TRPBF is suitable for applications requiring reliable and efficient power conversion with precise control and protection mechanisms.

Package

The LTC3729EUH#TRPBF is packaged in a 32-lead (5mm x 5mm) plastic QFN (Quad Flat No-Lead) package. This package type is designed for surface-mount applications, providing high thermal performance and electrical characteristics suitable for various electronic designs.

Pinout

The LTC3729EUH#TRPBF is a dual-phase, synchronous step-down DC/DC controller. It is designed to provide high efficiency and fast transient response for power supply applications. The chip is housed in a 32-pin QFN (Quad Flat No-Lead) package.
Key functions of the LTC3729 include:
1. Dual-phase operation which helps in reducing input and output capacitor requirements due to interleaved switching.
2. Synchronous rectification for high efficiency.
3. Fast transient response which is crucial for maintaining stable output under varying load conditions.
4. Capable of driving external N-channel MOSFETs.
5. Features like current mode control, programmable output voltage, and overcurrent protection.
This controller is often used in systems requiring efficient power management, such as computer motherboards, graphics cards, and other high-performance electronics.

Manufacturer

The LTC3729EUH#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. Their products are used in a wide range of applications, including communications, healthcare, automotive, and industrial sectors.

Application

The LTC3729EUH#TRPBF is a high-performance, dual, current mode step-down switching regulator controller. It is primarily used in applications that require efficient power management, including telecommunications equipment, networking systems, servers, industrial systems, and high-end consumer electronics. Its ability to manage multiple voltage rails concurrently makes it suitable for complex devices requiring precise power regulation, such as CPUs, GPUs, FPGAs, and ASICs.

Equivalent

The LTC3729EUH#TRPBF is a high-performance synchronous step-down switching regulator controller. Equivalent products might include:
1. Texas Instruments TPS40170
2. Maxim Integrated MAX15062
3. ON Semiconductor NCP81239
4. Infineon Technologies IR3899
5. Microchip Technology MIC2103
These products offer similar functionalities, such as high efficiency, synchronous rectification, and voltage regulation suitable for various applications. It's important to compare specific features and requirements to ensure compatibility.

Envío

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Referencia de tarifas de envío (DHL/FedEx):

DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

Pagos

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