MIKROE-2574

MIKROE-2574 Datasheet

PID MIKROE-2574

Part	Datasheet
MIKROE-2574	MIKROE-2574 (pdf)

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MIC24045 click PID MIKROE-2574 MIC24045 click carries MIC24045 I2C-programmable, high-efficiency, wide input range, 5A synchronous step-down regulator from Microchip. The click is designed to run on either 3.3V or 5V power supply. It communicates with the target microcontroller over I2C interface with additional functionality provided by the following pins on the mikroBUS line RST, INT. MIC24045 regulator features The MIC24045 is a digitally programmable, 5A valley current-mode controlled regulator featuring an input voltage range from 4.5V to 19V. The MIC24045 is perfectly suited for multiple voltage rail application environments, typically found in computing and telecommunication systems. Thermal Warning and Thermal Shutdown The MIC24045 has a thermal shutdown protection that prevents operation at excessive temperature. The thermal shutdown threshold is typically set at +160°C with a hysteresis of +25°C. The MIC24045 features a Thermal Warning flag that is readable through the I2C interface register polling is needed . The Thermal Warning flag signals the approaching of thermal shutdown, so that appropriate system-level countermeasures can be undertaken. Key features • MIC24045 regulator o 4.5V to 19V Input Voltage Range o 5A maximum Output Current o Switching Frequency 310 kHz, 400 kHz, 500 kHz, 570 kHz, 660 kHz, 780 kHz, 1 MHz, MHz o Supports Safe with Output • I2C interface • 3.3V or 5V power supply Specification Product Type Buck Servers, Data Storage, Routers and Base Stations, FPGAs, DSP and LowVoltage ASIC Power MIC24045 regulator 4.5V to 19V Input Voltage Range, 5A maximum Output Current, Switching Key Features Frequency 310 kHz, 400 kHz, 500 kHz, 570 kHz, 660 kHz, 780 kHz, 1 MHz, Interface Power Supply 3.3V or 5V Compatibility mikroBUS Click board size M x mm Pinout diagram This table shows how the pinout on MIC24045 click corresponds to the pinout on the mikroBUS socket the latter shown in the two middle columns . Notes mikroBUStm Notes Not connected NC 1 AN PWM 16 NC Not connected Precision Enable Input Pin ENABLE 2 RST INT 15 PG Power Good Output Pin Not connected NC 3 CS TX 14 NC Not connected Not connected NC 4 SCK RX 13 NC Not connected Not connected NC 5 MISO SCL 12 I2C SCL I2C Clock Input Pin Not connected NC 6 MOSI SDA 11 I2C SDA I2C Data Input/Output Pin Power supply +3.3V 7 3.3V 5V 10 +5V Power supply Ground GND 8 GND 9 GND Ground Maximum ratings Min Typ Max Unit Input Range Externally Applied Analog and Drivers Supply Voltage Enable Voltage VEN VDDA PG Voltage VPU_PG

PDF Datasheet Preview

MIC24045 click

PID MIKROE-2574

MIC24045 click carries MIC24045 I2C-programmable, high-efficiency, wide input range, 5A synchronous step-down regulator from Microchip. The click is designed to run on either 3.3V or 5V power supply. It communicates with the target microcontroller over I2C interface with additional functionality provided by the following pins on the mikroBUS line RST, INT.

MIC24045 regulator features

The MIC24045 is a digitally programmable, 5A valley current-mode controlled regulator featuring an input voltage range from 4.5V to 19V. The MIC24045 is perfectly suited for multiple voltage rail application environments, typically found in computing and telecommunication systems.

Thermal Warning and Thermal Shutdown

The MIC24045 has a thermal shutdown protection that prevents operation at excessive temperature. The thermal shutdown threshold is typically set at +160°C with a hysteresis of +25°C.

The MIC24045 features a Thermal Warning flag that is readable through the I2C interface register polling is needed . The Thermal Warning flag signals the approaching of thermal shutdown, so that appropriate system-level countermeasures can be undertaken.

Key features
• MIC24045 regulator o 4.5V to 19V Input Voltage Range o 5A maximum Output Current o Switching Frequency 310 kHz, 400 kHz, 500 kHz, 570 kHz, 660 kHz, 780 kHz, 1 MHz, MHz o Supports Safe with Output
• I2C interface
• 3.3V or 5V power supply

Specification

Product Type Buck

Servers, Data Storage, Routers and Base Stations, FPGAs, DSP and LowVoltage ASIC Power

MIC24045 regulator
4.5V to 19V Input Voltage Range, 5A maximum Output Current, Switching Key Features Frequency 310 kHz, 400 kHz, 500 kHz, 570 kHz, 660 kHz, 780 kHz, 1 MHz,

Interface

Power Supply 3.3V or 5V

Compatibility mikroBUS

Click board size

M x mm

Pinout diagram

This table shows how the pinout on MIC24045 click corresponds to the pinout on the mikroBUS socket the latter shown in the two middle columns .

Notes
mikroBUStm

Notes

Not connected NC 1 AN PWM 16 NC Not connected

Precision Enable Input Pin ENABLE 2 RST INT 15 PG Power Good Output Pin

Not connected NC 3 CS TX 14 NC Not connected

Not connected NC 4 SCK RX 13 NC Not connected

Not connected NC 5 MISO SCL 12 I2C SCL I2C Clock Input Pin

Not connected NC 6 MOSI SDA 11 I2C SDA I2C Data Input/Output Pin

Power supply +3.3V 7 3.3V 5V 10 +5V Power supply

Ground GND 8 GND 9 GND Ground

Maximum ratings

Min Typ Max Unit

Input Range

Externally Applied Analog and Drivers Supply Voltage

Enable Voltage VEN

VDDA

PG Voltage VPU_PG

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Datasheet ID: MIKROE-2574 649380