Allicdata Part #: | IRU3037CF-ND |
Manufacturer Part#: |
IRU3037CF |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Infineon Technologies |
Short Description: | IC REG CTRLR BUCK/BOOST 8TSSOP |
More Detail: | Buck, Boost Regulator Positive Output Step-Up, Ste... |
DataSheet: | IRU3037CF Datasheet/PDF |
Quantity: | 1000 |
Frequency - Switching: | 200kHz |
Base Part Number: | IRU3037CF |
Supplier Device Package: | 8-TSSOP |
Package / Case: | 8-TSSOP (0.173", 4.40mm Width) |
Operating Temperature: | 0°C ~ 70°C (TA) |
Control Features: | Enable, Soft Start |
Serial Interfaces: | -- |
Clock Sync: | No |
Synchronous Rectifier: | Yes |
Duty Cycle (Max): | 90% |
Series: | -- |
Voltage - Supply (Vcc/Vdd): | 4.2 V ~ 25 V |
Output Phases: | 1 |
Number of Outputs: | 1 |
Topology: | Buck, Boost |
Output Configuration: | Positive |
Function: | Step-Up, Step-Down |
Output Type: | Transistor Driver |
Part Status: | Obsolete |
Packaging: | Tube |
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IRU3037CF is an advanced power management integrated circuit (PMIC) designed for high efficient and low-cost point-of-load (POL) applications. The PMIC is designed to provide high performance step down switching power conversion with four independent channels. It offers a high efficiency, maximum output current of 7A and robust features, such as output current and voltage programming through an I2C or SPI interface, output current limiting and temperature shutoff. It is optimized for a wide range of applications, including industrial, medical, computing, automotive and other devices. In this article, we will discuss the application field and working principle of IRU3037CF.
Application Field of IRU3037CF
The IRU3037CF is an ideal solution for point-of-load (POL) applications such as microprocessors, digital signal processors, DSPs, and microcontrollers. It is also suitable for use with FPGAs, ASICs and other equipment requiring precise voltage levels regulated with fast transient response. The PMIC features a synchronous rectifier that achieves 98% efficiency with a maximum output current of 7A. The integrated controller also supports output voltage programming through an I2C or SPI interface. The device is designed to provide a fast transient response, precise current and temperature monitoring, and output voltage tracking. Additionally, the PMIC features various features that improve the overall performance, such as an adjustable soft-start, output voltage droop, output current limiting, and thermal shutdown.
Working Principle of IRU3037CF
The IRU3037CF works by controlling a buck converter in a closed-loop manner. This is accomplished by using two feedback loops, a continuous conduction-mode (CCM) voltage loop and a peak current-mode (PCM) current loop. First the voltage loop monitors the output voltage and adjusts the operating frequency of the buck converter to maintain the desired operating point. The PCM current loop is then used to adjust the output current to compensate for load effects. This dual loop technique enables the IRU3037CF to operate over wide range of load conditions while maintaining high efficiency. The integrated feedback circuits also help to ensure stable operation over a wide range of temperatures.
The integrated MOSFET driver on the IRU3037CF is also used to provide maximum efficiency and ease of use. The driver features an integrated short-self protection circuit, which ensures that the device is shut off in the event of a short circuit. Additionally, the auto-restart and auto-standby features provide maximum convenience when operating the converter. The device also features integrated output protection, which helps to protect against over-voltage, over-current and under-voltage conditions.
Conclusion
The IRU3037CF PMIC is an advanced power management IC designed for high efficient and low-cost point-of-load (POL) applications. It offers a high efficiency, maximum output current of 7A and robust features, such as output current and voltage programming through an I2C or SPI interface, output current limiting and temperature shutoff. The integrated MOSFET driver, feedback circuits and protection features ensure stable and reliable operation. The PMIC is suitable for a wide range of applications, including industrial, medical, computing, automotive and other devices.
The specific data is subject to PDF, and the above content is for reference
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