LTC3612IUDC

이미지는 참조용입니다.

LTC3612IUDC

+BOM

IC REG BUCK ADJ 3A 20QFN

  • 제조업체아날로그 디바이스(주)

  • 제조업체 부품 #LTC3612IUDC

  • 재고2809

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
Part Status Obsolete
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 2.25V
Voltage - Input (Max) 5.5V
Voltage - Output (Min / Fixed) 0.6V
Voltage - Output (Max) 5.5V
Current - Output 3A
Frequency - Switching 300kHz ~ 4MHz
Synchronous Rectifier Yes
Operating Temperature -55°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 20-WFQFN Exposed Pad
Supplier Device Package 20-QFN (3x3)
Base Product Number LTC3612

개요

Description

The LTC3612IUDC is a highly efficient, synchronous step-down DC-DC converter designed for high-performance power management applications. It features a wide input voltage range of 4.5V to 15V and can deliver up to 2A of continuous output current. The device operates with a switching frequency of 1MHz, allowing for small external components and reduced PCB space.
Key features include a low quiescent current, making it suitable for battery-powered applications, and a programmable output voltage range, which enhances its versatility. The LTC3612IUDC incorporates advanced features such as overvoltage protection, thermal shutdown, and soft-start functionality to ensure robust operation.
Its compact, thermally efficient package makes it ideal for use in portable devices, automotive electronics, and industrial applications. Overall, the LTC3612IUDC is an excellent choice for designers seeking a reliable, efficient, and compact power solution.

Equivalent

Equivalent products to the LTC3612IUDC chip include the Texas Instruments TPS563202, Analog Devices ADP2302, and the Maxim Integrated MAX17222. These alternatives offer similar features such as step-down (buck) voltage regulation, integrated switches, and comparable output current ranges. Always verify specific electrical characteristics and application requirements for compatibility.

Features

The LTC3612IUDC is a high-efficiency, synchronous step-down DC/DC converter designed for a wide input voltage range and high-current applications. Key features include:
1. Input Voltage Range: Operates from 4.5V to 15V.
2. Output Current: Capable of delivering up to 3A continuous output current.
3. Efficiency: High efficiency (up to 95%) across a wide load range.
4. Output Voltage: Adjustable output voltage from 0.8V to 5V.
5. Power Save Mode: Enables lower quiescent current for improved efficiency at light loads.
6. Switching Frequency: Programmable frequency up to 2.5MHz, allowing for smaller external components.
7. Compensation: Internal compensation simplifies design and reduces external component count.
8. Soft-Start: Features soft-start to minimize inrush current and voltage overshoot.
9. Thermal Protection: Integrated thermal shutdown to prevent damage from overheating.
These features make the LTC3612IUDC suitable for a variety of applications, including portable devices, industrial equipment, and telecommunications.

Pinout

The LTC3612IUDC is a high-performance synchronous step-down DC-DC converter from Analog Devices. It features a 20-pin (TSSOP) package.
Key functions of the pins include:
1. SW (Switch pin): Connects to the inductor.
2. VIN (Input voltage): Powers the converter.
3. VOUT (Output voltage): Supplies the regulated voltage.
4. GND (Ground): Reference ground for the circuit.
5. CSN/CSP (Current sense pins): Used for current sensing in the inductor.
6. FB (Feedback): Connects to the output voltage divider for regulation.
7. RUN (Run control): Enables or disables the converter.
8. SYNC (Synchronization): Synchronizes the switching frequency with an external clock.
9. COMP (Compensation): For setting the loop compensation.
10. MODE (Mode control): Selects between forced or pulse-skipping modes.
The LTC3612 operates with a wide input voltage range and offers features like adjustable output voltage, droop compensation, and soft-start control.

Manufacturer

The LTC3612IUDC is manufactured by Analog Devices, Inc. Analog Devices is a global semiconductor company that specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company focuses on providing solutions for a wide range of applications, including communications, automotive, industrial, healthcare, and consumer electronics.
Analog Devices is known for its innovative technologies, particularly in the areas of data conversion, signal conditioning, and power management. It plays a key role in enabling advancements in electronic systems and is recognized for its commitment to quality and performance in the semiconductor industry. The LTC3612IUDC specifically is a high-efficiency, step-down DC-DC converter, suitable for applications requiring reliable power management.

Application

The LTC3612IUDC is a high-performance step-down DC-DC converter used in various applications, including:
1. Power Management for FPGA/ASIC: Provides regulated voltage levels for digital circuits.
2. Embedded Systems: Supplies power to microcontrollers and processors.
3. Telecommunications: Powers RF and baseband circuitry in communication devices.
4. Industrial Equipment: Offers robust power solutions for automation and control systems.
5. Automotive Applications: Used in advanced driver-assistance systems (ADAS) and infotainment.
6. Battery-Powered Devices: Efficiently manages power in portable electronics.
Its features include high efficiency, compact size, and fast transient response, making it versatile for these applications.

Package

The LTC3612IUDC is offered in a 16-lead (3mm x 3mm) QFN (Quad Flat No-lead) package type. This compact package is designed for efficient thermal performance and space-saving in circuit board layouts.

LTC3612IUDC과 관련된 제품