Pololu
Pololu 9V, 15A Step-Down Voltage Regulator D24V150F9
The Pololu D24V150F9 is a high-current synchronous step-down (buck) voltage regulator that converts input voltages up to 40V down to a fixed 9V output. With ...
The Pololu D24V150F9 is a high-current synchronous step-down (buck) voltage regulator that converts input voltages up to 40V down to a fixed 9V output. With up to 15 A available output current and typical efficiencies of 80–95%, it's well suited for powering large loads like motors, LED arrays, and high-power electronics.
The regulator features built-in reverse voltage protection and a power-good output that signals when the regulator cannot adequately maintain the output voltage.
Key Features
- 9V Fixed Output – Stable regulated output from higher voltage sources
- 15 A Output Current – High current capability for demanding loads
- Up to 40V Input – Wide input voltage range
- 80–95% Efficiency – Synchronous switching for minimal heat and power waste
- Reverse Voltage Protection – Safeguards against accidental reverse polarity
- Power-Good Output – Indicates when output voltage is within regulation
Specifications
- Output Voltage – 9V (fixed)
- Output Current – Up to ~15 A
- Input Voltage – Up to 40V
- Topology – Synchronous buck (step-down)
- Efficiency – 80–95% typical
Ideal For
- Powering motors and actuators from battery packs
- High-power LED driver applications
- Robotics and large-load projects
- Converting 12V/24V supplies to 9V
Package Contents
- 1× Pololu D24V150F9 Step-Down Voltage Regulator
Jargon buster
Plain-language definitions for the technical terms used above.
- LED
- A light-emitting diode is a small electronic component that lights up when current flows through it in the correct direction. In this kit, LEDs create the flashing effect, so polarity and correct soldering matter for the project to work.
- LED driver
- An LED driver is a control chip or circuit that supplies and switches power to LEDs. For a display board, it reduces the number of microcontroller pins needed and handles tasks like lighting the right segments and adjusting brightness.
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