LT1076CR-5#TRPBF

Voltage - Output (Min/Fixed):	5V
Base Part Number:	LT1076
Supplier Device Package:	D2PAK-7
Package / Case:	TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Synchronous Rectifier:	No
Frequency - Switching:	100kHz
Current - Output:	2A (Switch)
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	45V
Voltage - Input (Min):	8V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Buck, Boost, Flyback
Output Configuration:	Positive or Negative
Function:	Step-Up, Step-Down, Step-Up/Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The LT1076CR-5#TRPBF is a DC-DC switching regulator chip manufactured by Linear Technology. It is a switching regulator with low-noise, high-current and high-voltage capabilities designed for use in a wide variety of applications. The LT1076CR-5#TRPF is a monolithic, 5 amp, high voltage, 3-phase buck regulator that can operate from 4.5 to 40V input. It is capable of delivering up to 5A of output current with an external power switch and 5% accuracy on output voltage.

Application Field

TheLT1076CR-5#TRPBF is designed for a wide variety of applications. It is well-suited for high-current DC-DC power supplies, such as LCD logic supplies, power conversion systems, battery-powered applications, and high-power embedded systems. It is ideal for applications which require efficiency, power density, low-noise, and low-cost. Its features make it suitable for a variety of high-current applications, including lighting, gaming, aerospace, healthcare, and industrial applications.

Features and Benefits

The LT1076CR-5#TRPBF is a high-performance, high-current and high-voltage buck regulator package. Among its features are fast transient response, robust operation and low crosstalk. It also allows for easy parallel operation for additional current capability. Other notable features and benefits include:

• low-noise operation to 3MHz
• low saturations voltage at 5.0A output current
• excellent transient response (frequency modulation for noise reduction)
• low-power standby mode
• boost/buck/inverting output configuration
• over-voltage and over-current protection
• slow- start ramp to limit inrush current
• AET (Adaptive Enhance Technology) to improve light load efficiency
• synchronous rectification to improve efficiency

Working Principle

The LT1076CR-5#TRPBF is a switching regulator, which uses energy conversion to efficiently convert one voltage to another. Its operation is based on the basic principle of inductive/capacitive circuit design, with the inducer and capacitor outputting the different voltages. In a buck regulator, the converters between input and output are called switches, which operate by turning on and off according to the clock signal. The buck regulator can operate at frequencies up to 3MHz for fast transient response and low crosstalk.The LT1076CR-5#TRPBF has an input voltage that is higher than the output voltage. It uses a transistor to draw current from the input source, storing energy in an inductor. When the transistor is turned off, the energy stored in the inductor is released to the output load. This process is repeated, which results in a constant output voltage.The LT1076CR-5#TRPBF also employs a frequency modulation feature, which allows the buck regulator to vary its switching frequency in response to load changes for optimum efficiency and low noise. This also allows for improved transient response, as the frequency modulation is able to adjust to a changing load quickly.The LT1076CR-5#TRPBF is a highly efficient, low-noise and low-cost solution for a wide range of high-current DC-DC power applications. It has a wide range of features and benefits, including fast transient response, robust operation, low saturations voltage, low-power standby mode, and over-voltage and over-current protection. The LT1076CR-5#TRPBF also has an Adaptive Enhance Technology that improves light load efficiency and synchronous rectification that increases efficiency.

Conclusion

The LT1076CR-5#TRPBF is a highly efficient, low-noise DC-DC switching regulator chip manufactured by Linear Technology. It is designed for use in a wide range of applications, including power conversion systems, battery-powered applications, high-voltage and high-current power supplies and embedded systems. The LT1076CR-5#TRPBF has a variety of features and benefits, such as fast transient response, robust operation, low saturations voltage, low-power standby mode, and over-voltage and over-current protection. It also uses frequency modulation to further improve efficiency and response time. Overall, the LT1076CR-5#TRPBF is an ideal choice for high-current, high-voltage and low-noise applications.

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