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LTC3417AEDHC-2#TRPBF

Name: LTC3417AEDHC-2#TRPBF
Rating: 4.7 (12 reviews)

IC REG BCK ADJ 1A/1.5A DL 16DFN

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規格

Part Status	Active
Base Product Number	LTC3417
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Adjustable
Number of Outputs	2
Voltage - Input (Min)	2.25V
Voltage - Input (Max)	5.5V
Voltage - Output (Min/Fixed)	0.8V
Voltage - Output (Max)	5V
Current - Output	1A, 1.5A
Frequency - Switching	1.5MHz, 600kHz ~ 4MHz
Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package	16-WFDFN Exposed Pad
Supplier Device Package	16-DFN (5x3)
Packaging	Cut Tape (CT), Tape & Reel (TR)

概述

Description

The LTC3417AEDHC-2#TRPBF is a high-efficiency, synchronous step-down voltage regulator from Analog Devices. It is designed to deliver up to 2A of output current with a wide input voltage range of 3V to 17V, making it suitable for various applications, including battery-powered devices and industrial systems. The device features a power-saving mode that enhances efficiency at low load currents, and it also includes built-in protections such as overvoltage, overcurrent, and thermal shutdown.
The LTC3417 operates at a switching frequency of 1.5 MHz, which allows for the use of small external components and reduces the overall footprint of the circuit. It supports output voltages as low as 0.8V, and its low quiescent current makes it ideal for applications requiring long battery life.
With a compact package size (DFN-3x3), the LTC3417 is effective for designs where space is a constraint. Its versatility and performance characteristics make it a popular choice for engineers in designing power management solutions.

Features

The LTC3417AEDHC-2#TRPBF is a high-efficiency, synchronous step-down DC/DC converter designed for use in various power supply applications. Key features include:
- Input Voltage Range: 2.5V to 5.5V, suitable for single-cell Li-ion or multi-cell alkaline applications.
- Output Current: Capable of delivering up to 3A of output current.
- Switching Frequency: Operates at a fixed frequency of 1.2MHz, which allows for the use of small inductors and capacitors.
- Efficiency: High efficiency (up to 95%) across a wide load range, which helps in thermal management and battery life extension.
- Output Voltage: Adjustable output voltage down to 0.8V, enabling compatibility with various loads.
- Protection Features: Includes overcurrent protection, thermal shutdown, and soft-start functionality for safe operation.
- Package: Available in a compact 12-lead 3mm x 3mm DFN package, ideal for space-constrained applications.
These features make the LTC3417AEDHC-2#TRPBF suitable for powering processors, FPGAs, and other digital circuits.

Package

The LTC3417AEDHC-2#TRPBF is packaged in a 16-lead HTSSOP (Thin Shrink Small Outline Package) format. This package type is designed for efficient thermal performance and space-saving in compact electronic designs.

Pinout

The LTC3417AEDHC-2#TRPBF is a step-down (buck) DC-DC converter with a total of 20 pins.
Key functions include:
- Input Voltage Range: 2.5V to 15V
- Output Voltage: Adjustable, typically configured via external resistors
- Switching Frequency: 1.5 MHz
- Power Good Indicator: Pin for monitoring the output voltage
- Enable Pin: To enable/disable the output
- Compensation: For stability and transient response
- Thermal Protection: To prevent overheating
- Soft-Start: Reduces inrush current during start-up
The device is designed for high-efficiency power conversion and is suitable for a variety of applications, including portable devices and telecommunications.

Manufacturer

The LTC3417AEDHC-2#TRPBF is manufactured by Analog Devices, Inc., which is a leading global semiconductor company. Analog Devices specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company designs and manufactures products that are used in various applications, including sectors such as communications, automotive, industrial, and consumer electronics. Their products often focus on signal processing and power management, which makes them essential in a wide range of electronic devices.

Application

The LTC3417AEDHC-2#TRPBF is a high-efficiency DC/DC step-down switching regulator primarily used in battery-powered devices, portable electronics, and point-of-load applications. Its compact design makes it suitable for use in smartphones, tablets, digital cameras, and other consumer electronics. Additionally, it can be employed in industrial equipment and automotive applications where space and efficiency are critical.

Equivalent

The LTC3417AEDHC-2#TRPBF is a synchronous buck regulator from Analog Devices. Equivalent products include the TPS563201 from Texas Instruments, the LM2596 from Texas Instruments, and the RT8206 from Richtek. These alternatives provide similar voltage regulation and efficiency in switching applications. Always check the specific electrical characteristics to ensure compatibility for your application.