規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| 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) | 0.6V |
| Voltage - Output (Max) | 5.5V |
| Current - Output | 3A |
| Frequency - Switching | 400kHz ~ 4MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
概述
Description
The LTC3615IUF#TRPBF is a high-efficiency, dual-output, synchronous step-down DC/DC converter from Analog Devices, formerly Linear Technology. It is designed to deliver up to 3A per channel for applications requiring multiple output voltages from a single input voltage source. The device operates from an input range of 4V to 24V, making it suitable for a variety of power supply applications.
Key features include a constant-frequency current mode architecture, which provides excellent line and load regulation. Its operating frequency is adjustable from 300kHz to 4MHz, allowing for optimization between efficiency and component size. The LTC3615IUF#TRPBF also includes features such as soft-start, power good signals, and output tracking.
The integrated MOSFETs provide high-efficiency performance, while the compact 4mm x 5mm QFN package helps minimize board space requirements. This makes the LTC3615IUF#TRPBF an ideal choice for systems such as telecommunications, networking, and advanced computing where efficient, dual-output power supplies are necessary.
Key features include a constant-frequency current mode architecture, which provides excellent line and load regulation. Its operating frequency is adjustable from 300kHz to 4MHz, allowing for optimization between efficiency and component size. The LTC3615IUF#TRPBF also includes features such as soft-start, power good signals, and output tracking.
The integrated MOSFETs provide high-efficiency performance, while the compact 4mm x 5mm QFN package helps minimize board space requirements. This makes the LTC3615IUF#TRPBF an ideal choice for systems such as telecommunications, networking, and advanced computing where efficient, dual-output power supplies are necessary.
Equivalent
The LTC3615IUF#TRPBF is a dual 4A, synchronous step-down regulator from Analog Devices (formerly Linear Technology). Equivalent products may include the TPS54620 from Texas Instruments, the LM26420 from Texas Instruments, and the MAX17503 from Maxim Integrated. Ensure compatibility by checking the specifications such as input voltage range, output current, switching frequency, and package type when selecting an equivalent product.
Features
The LTC3615IUF#TRPBF is a dual synchronous step-down regulator from Analog Devices. This device is designed to convert a wide range of input voltages into two lower output voltages, making it suitable for applications requiring efficient power conversion. Key features include:
1. Wide Input Voltage Range: It can operate from 4V to 24V input supply.
2. Dual Output Capability: Supports two outputs, each adjustable from 0.6V up to the input voltage.
3. High Efficiency: Delivers up to 96% efficiency with its synchronous rectification.
4. Output Current: Provides up to 3A per channel.
5. Switching Frequency: Programmable from 400kHz to 4MHz, allowing for optimization between efficiency and size.
6. Compact Design: Offered in a 4mm x 5mm QFN package, which is suitable for space-constrained applications.
7. Protection Features: Includes short-circuit, over-temperature, and over-current protection.
These features make the LTC3615IUF#TRPBF ideal for use in distributed power systems, telecom, automotive, and industrial applications where efficient power conversion and small form factor are crucial.
1. Wide Input Voltage Range: It can operate from 4V to 24V input supply.
2. Dual Output Capability: Supports two outputs, each adjustable from 0.6V up to the input voltage.
3. High Efficiency: Delivers up to 96% efficiency with its synchronous rectification.
4. Output Current: Provides up to 3A per channel.
5. Switching Frequency: Programmable from 400kHz to 4MHz, allowing for optimization between efficiency and size.
6. Compact Design: Offered in a 4mm x 5mm QFN package, which is suitable for space-constrained applications.
7. Protection Features: Includes short-circuit, over-temperature, and over-current protection.
These features make the LTC3615IUF#TRPBF ideal for use in distributed power systems, telecom, automotive, and industrial applications where efficient power conversion and small form factor are crucial.
Pinout
The LTC3615IUF#TRPBF is a high-efficiency, monolithic synchronous step-down regulator designed by Analog Devices. It features a 4mm x 5mm QFN package with a pin count of 28. This device is intended for use in applications requiring efficient conversion from a higher voltage source to a lower output voltage, such as point-of-load power supplies, distributed power systems, and other embedded applications.
The primary function of the LTC3615 is to convert a DC input voltage (ranging from 4V to 15V) to a lower DC output voltage with high efficiency. It achieves this using a current-mode, constant-frequency control scheme, and it is capable of delivering up to 6A of continuous output current. The device offers features like soft-start, power good indication, and short-circuit protection to enhance reliability in various applications. Additionally, the LTC3615 supports a programmable switching frequency, allowing designers to optimize for either efficiency or size in their specific applications.
The primary function of the LTC3615 is to convert a DC input voltage (ranging from 4V to 15V) to a lower DC output voltage with high efficiency. It achieves this using a current-mode, constant-frequency control scheme, and it is capable of delivering up to 6A of continuous output current. The device offers features like soft-start, power good indication, and short-circuit protection to enhance reliability in various applications. Additionally, the LTC3615 supports a programmable switching frequency, allowing designers to optimize for either efficiency or size in their specific applications.
Manufacturer
The LTC3615IUF#TRPBF is manufactured by Analog Devices, Inc. This company specializes in the design and manufacturing of a wide range of semiconductor products. Analog Devices is known for its analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in various electronic equipment. The company serves numerous markets, including industrial, automotive, communications, healthcare, and consumer electronics. With a strong focus on innovation and technology, Analog Devices provides solutions that bridge the physical and digital worlds, enabling better measurement, interpretation, and application of data.
Application
The LTC3615IUF#TRPBF is a high-efficiency, dual monolithic synchronous step-down regulator. Its application areas include:
1. Telecommunications: Used in networking equipment and base stations due to its efficient power management.
2. Industrial Systems: Suitable for factory automation and process control systems needing reliable power supply.
3. Consumer Electronics: Integrated into devices requiring compact, efficient power solutions.
4. Automotive: Employed in automotive infotainment and advanced driver-assistance systems (ADAS) for stable power delivery.
5. Computer Systems: Utilized in motherboards, graphic cards, and other peripherals for efficient voltage regulation.
The device's compact size and high efficiency make it ideal for applications requiring multiple power rails in space-constrained environments.
1. Telecommunications: Used in networking equipment and base stations due to its efficient power management.
2. Industrial Systems: Suitable for factory automation and process control systems needing reliable power supply.
3. Consumer Electronics: Integrated into devices requiring compact, efficient power solutions.
4. Automotive: Employed in automotive infotainment and advanced driver-assistance systems (ADAS) for stable power delivery.
5. Computer Systems: Utilized in motherboards, graphic cards, and other peripherals for efficient voltage regulation.
The device's compact size and high efficiency make it ideal for applications requiring multiple power rails in space-constrained environments.
Package
The LTC3615IUF#TRPBF is a DC/DC step-down regulator with a QFN (Quad Flat No-leads) package type. The package size is typically 4mm x 5mm, which allows for a compact design suitable for high-efficiency power applications. It is designed to meet RoHS compliance as indicated by the "PBF" (lead-free) suffix.
