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MP1584 Step Down Module

SKU: Y80BIS2OUO
The MP1584 Step Down Module is based on MP1584 Switching Step Down Regulator from Monolithic Systems. The switching frequency of the module is very high, therefore small capacitors, with low ESR value can be used, which contributes to the small size of the module. Also, the life of the module increases as it does not include the bulky, low life...
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Specifications

Specifications:

Input Voltage: 4.5V – 28V DC
Output Voltage: 0.8V – 20V DC (adjustable)
Output Current: Up to 3A (recommended ≤2A continuous)
Efficiency: Up to 95%
Switching Frequency: ~1.5 MHz
Operating Temperature: -40°C to +85°C

Additional Resources

MP1584 Step Down Module.PDF

FAQ

1. What is an MP1584 step-down module?

The MP1584 step-down module is a compact DC-DC buck converter based on the MP1584 that reduces a higher input voltage to a lower adjustable output voltage efficiently.

2. How do you adjust the output voltage of this module?

The output voltage is adjusted using the onboard potentiometer. Rotating the screw changes the voltage, and it is recommended to measure it with a multimeter for precise adjustment.

3. What is the maximum current output of the MP1584 module?

The module can deliver up to 3A peak current, but for stable and continuous operation, it is recommended to use up to around 2A.

4. What makes the MP1584 module different from other buck converters?

Its ultra-compact size and high switching frequency make it ideal for space-constrained applications compared to larger modules like LM2596 or XL4015.

5. What are common applications of the MP1584 module?

It is widely used in powering devices such as Arduino Uno, portable electronics, IoT devices, embedded systems, and DIY electronics projects.

View full product details

The MP1584 Step Down Module is based on MP1584 Switching Step Down Regulator from Monolithic Systems. The switching frequency of the module is very high, therefore small capacitors, with low ESR value can be used, which contributes to the small size of the module. Also, the life of the module increases as it does not include the bulky, low life cycle electrolytic capacitors.

By switching at 1.5 Mhz high frequency, the module also prevents EMI noise problems, such as those found in AM Radio and ADSL Applications. Also the quiescent current of the module is very less, typically 125 µA. So, its applicable in low power devices.

The MP1584 Step Down Module is a variable voltage buck / step down regulator. It has a very sensitive variable resistor using which the output voltage can be set to required level.

  • High Frequency Switching Step Down Voltage Regulator
  • Up to 1.5 Mhz Switching Frequency
  • Input Voltage Range: 4.5 V to 23 VDC
  • Output Voltage Range: 0.8 V to 20 VDC
  • Internal Current Limiting and Thermal Shutdown
  • Low Quiescent current