LTC7802EUFDM#TRPBF

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LTC7802EUFDM#TRPBF

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40V, LOW IQ DUAL PHSE SYCH STP-D

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Especificações

Atributo Valor
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) 4.5V ~ 40V
Frequency - Switching 100kHz ~ 3MHz
Duty Cycle (Max) 99%
Synchronous Rectifier Yes
Clock Sync Yes
Control Features Enable, Frequency Control, Power Good, Soft Start, Tracking
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount, Wettable Flank
Package / Case 28-WFQFN Exposed Pad
Supplier Device Package 28-QFN (4x5)
Base Product Number LTC7802

Visão Geral

Description

The LTC7802EUFDM#TRPBF is a high-performance dual-output synchronous buck controller designed by Analog Devices. It is optimized for applications requiring high efficiency, flexible power management, and precise voltage regulation. The device features a wide input voltage range, typically from 4.5V to 60V, making it suitable for various power supply applications.
Key features include programmable output voltage, fast transient response, and the ability to operate in both current mode and voltage mode. The LTC7802 supports a range of output configurations, including parallel operation for increased current capacity. It also includes comprehensive protection features such as overcurrent and thermal shutdown, ensuring robust operation.
The device is packaged in a compact, thermally efficient LQFN format, facilitating easy integration into space-constrained designs. Its versatility and efficiency make the LTC7802 ideal for automotive, industrial, and telecommunications applications, among others.

Equivalent

The LTC7802EUFDM#TRPBF is a synchronous step-down DC-DC converter. Equivalent products include the Texas Instruments TPS563201, Analog Devices ADP2384, and ON Semiconductor NCP81239. These alternatives offer similar features such as high efficiency, adjustable output voltage, and integrated power MOSFETs, making them suitable for similar applications in power management. Always check specific datasheets for detailed specifications and compatibility.

Features

The LTC7802EUFDM#TRPBF is a high-performance synchronous step-down DC/DC controller designed for high-efficiency power conversion. Key features include:
1. Wide Input Voltage Range: Supports input voltages from 4.5V to 60V.
2. Adjustable Output Voltage: Capable of outputting voltages down to 0.8V, with a maximum output current of 15A.
3. High Efficiency: Achieves efficiencies greater than 95% in many applications, reducing thermal management requirements.
4. Current Mode Control: Provides fast transient response and ease of compensation.
5. Integrated Drivers: Includes high-side and low-side MOSFET drivers for improved performance and reduced component count.
6. Programmable Frequency: Operating frequency is adjustable from 200kHz to 1MHz, allowing for design flexibility.
7. Power Good Indicator: Offers an output power good flag for monitoring purposes.
8. Fault Protection: Features overcurrent protection and thermal shutdown to safeguard against fault conditions.
Overall, the LTC7802 is ideal for powering a variety of applications such as industrial, automotive, and telecommunications equipment.

Pinout

The LTC7802EUFDM#TRPBF is a dual-output, synchronous step-down DC/DC controller from Analog Devices. It features a 28-pin QFN package.
Key functions include:
- Dual output control for efficient power management.
- Constant voltage and constant current regulation.
- Compatibility with various power stages using external MOSFETs.
- High efficiency and adjustable output voltage.
- Integrated features such as soft-start, over-voltage protection, and under-voltage lockout.
This device is suitable for applications in point-of-load regulation, industrial systems, and telecommunications. For detailed specifications, refer to the manufacturer's datasheet.

Manufacturer

The LTC7802EUFDM#TRPBF is manufactured by Analog Devices, Inc. (ADI), a leading global semiconductor company. Originally founded as Linear Technology Corporation, it specialized in high-performance analog, linear, and mixed-signal integrated circuits. In 2017, Linear Technology was acquired by Analog Devices, which expanded its product portfolio significantly.
Analog Devices primarily focuses on the design and manufacturing of a wide range of electronic components, including amplifiers, data converters, and voltage regulators, among others. The company serves various industries, including automotive, industrial, communications, and consumer electronics. Their products are known for high performance, reliability, and innovative technology solutions.
The LTC7802 is a synchronous step-down regulator that efficiently converts higher input voltages to lower output voltages, making it suitable for power management applications in various electronic devices and systems.

Application

The LTC7802EUFDM#TRPBF is a high-performance synchronous step-down DC/DC converter designed for applications requiring efficient power management. Key application areas include:
1. Telecommunications: Powering RF amplifiers and base stations.
2. Networking Equipment: Used in routers and switches for efficient power supply.
3. Industrial Automation: Drives sensors and control circuits.
4. Automotive: Powers electronic control units and infotainment systems.
5. Consumer Electronics: Powers portable devices and battery management systems.
6. Medical Devices: Supplies power for imaging and diagnostic equipment.
Its features enable high efficiency and compact designs suitable for various applications.

Package

The LTC7802EUFDM#TRPBF comes in a 32-lead QFN (Quad Flat No-lead) package type, measuring 5mm x 5mm. This compact package design facilitates efficient thermal performance and space-saving in circuit boards.

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