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LTC3118EUFD#TRPBF

Name: LTC3118EUFD#TRPBF
Rating: 4.7 (12 reviews)

IC REG BUCK BOOST ADJ 2A 24QFN

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Mfr。パート #LTC3118EUFD#TRPBF
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仕様

Part Status	Active
Function	Step-Up/Step-Down
Output Configuration	Positive
Topology	Buck-Boost
Output Type	Adjustable
Number of Outputs	1
Voltage - Input (Min)	2.2V
Voltage - Input (Max)	18V
Voltage - Output (Min/Fixed)	2V
Voltage - Output (Max)	18V
Current - Output	2A
Frequency - Switching	1.2MHz
Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 125°C (TJ)
Mounting Type	Surface Mount
Package / Case	24-WFQFN Exposed Pad
Supplier Device Package	24-QFN (4x5)
Base Product Number	LTC3118

概要

Description

The LTC3118EUFD#TRPBF is a high-performance, synchronous buck-boost converter designed by Analog Devices. It efficiently converts input voltage levels, allowing for both step-up and step-down operations. This device operates within a wide input voltage range (typically from 2.3V to 15V) and can output up to 1.2A of load current, making it suitable for battery-powered applications and energy harvesting systems.
Key features include adjustable output voltage, high efficiency (up to 96%), and a small footprint due to its 4mm x 4mm QFN package. It also includes built-in protections against overvoltage and overcurrent, enhancing reliability in various applications.
The LTC3118 supports a wide range of applications, including portable devices, LED drivers, and automotive systems, where efficient power management is critical. Its combination of flexibility and efficiency makes it a popular choice for engineers looking to optimize power conversion in compact designs.

Features

The LTC3118EUFD#TRPBF is a high-efficiency, synchronous buck-boost converter designed for energy harvesting applications. Key features include:
1. Wide Input Voltage Range: Operates from 2.7V to 15V, accommodating various input sources.
2. Output Voltage Range: Adjustable output from 0.8V to 15V, enabling versatility in applications.
3. High Efficiency: Achieves up to 96% efficiency, optimizing power usage.
4. Low Quiescent Current: Minimizes power consumption in standby mode, ideal for battery-operated devices.
5. Integrated Power MOSFETs: Reduces external component count and board space.
6. Fast Transient Response: Provides stable output under varying load conditions.
7. Power Good Indicator: Alerts the system when the output voltage is within the desired range.
8. Thermal Protection: Prevents overheating, enhancing reliability.
These features make the LTC3118EUFD#TRPBF suitable for applications in portable devices, energy harvesting, and battery backup systems.

Package

The LTC3118EUFD#TRPBF is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package) with a wettable flank for better solder joint visibility.

Pinout

The LTC3118EUFD#TRPBF is a high-efficiency buck-boost converter from Analog Devices. It features a 20-pin UFDFN package. The key functions of the pins include:
1. Input/Output Voltage: Pins for connecting to input and output voltages.
2. Control Signals: Pins for enabling/disabling the device and for setting the desired output voltage.
3. Feedback: Feedback pins for voltage regulation.
4. Compensation: Compensation network pins for stability.
5. Switching Control: Pins for connecting the internal switching components.
6. Ground: Multiple ground pins for stability and noise reduction.
The LTC3118 is designed for applications requiring a wide input voltage range and high efficiency in converting between buck and boost modes. It can deliver output currents up to 1A, making it suitable for various battery-powered applications.

Manufacturer

The LTC3118EUFD#TRPBF is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a technology company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company is known for its high-performance semiconductor solutions that cater to various industries, including communications, automotive, industrial automation, healthcare, and consumer electronics. ADI focuses on innovation in signal processing and connectivity, providing a wide range of products such as amplifiers, data converters, microcontrollers, and power management solutions. Their products are widely used in applications requiring precise and reliable performance.

Application

The LTC3118EUFD#TRPBF is a highly efficient buck-boost converter used in various applications, including battery-powered devices, energy harvesting systems, portable electronics, and automotive power management. It is ideal for powering low-voltage microcontrollers and sensors, as well as applications requiring voltage regulation across varying input/output conditions. Additionally, it is suitable for renewable energy systems, such as solar-powered devices, due to its ability to maintain stable output voltage even with fluctuating input voltages.

Equivalent

The LTC3118EUFD#TRPBF is a step-up/step-down DC-DC converter. Equivalent products include:
1. TPS63060 from Texas Instruments
2. LM2577/LM2587 from Texas Instruments
3. MAX757/MAX758 from Maxim Integrated
4. LTC3780 from Analog Devices
Ensure to check specific parameters such as voltage, current ratings, and package types to confirm compatibility.