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Converters step-down

Products: 75
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Step-Down Voltage Regulator D24V10F9 - 9V 1A - Pololu 2833

A step-down pulse inverter module with an efficiency of 80 % - 93 %. Converts the input voltage from 9.1 V to 36 V to an output value of 9 V. The maximum continuous current is...
Index: PLL-03021
Index: PLL-03021
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Regular price €6.74 Price €6.74

D36V6ALV - Adjustable Step-down Voltage Regulator 2,5V-7,5V 0,6A - Pololu 3798

A step-down converter operating with an input voltage between 4 V and 50 V . The output voltage is regulated by a built-in potentiometer from 2.5 V to 7.5 V with a maximum...
Index: PLL-15969
Index: PLL-15969
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Regular price €7.33 Price €7.33

Step-Down Voltage Regulator D24V22F3 - 3,3V 2,6A - Pololu 2857

Step-down converter with 3.3 V output voltage. The maximum current is 2.6 A. The supply voltage is in the wide range from 4 V to 36 V. The module dimensions are 18 x 18 mm.
Index: PLL-04977
Index: PLL-04977
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Regular price €7.88 Price €7.88

Step-Down Voltage Regultor D24V50F5 - 5V 5A - Pololu 2851

Step-down converter with 5 V output voltage. The maximum current is 5 A. The supply voltage is in the wide range from 6 V to 38 V. The module dimensions are 20 x 18 mm.
Index: PLL-02754
Index: PLL-02754
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Regular price €22.56 Price €22.56

Step-Down Voltage Regulator D24V5F12 - 12V 0,5A - Pololu 2846

A step-down pulse inverter module with an efficiency of 80 % - 93 %. Converts the input voltage from 12.1 V to 36 V to an output value of 12.0 V. The maximum continuous current...
Index: PLL-03113
Index: PLL-03113
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Regular price €4.63 Price €4.63

Blow Car Voltage Step-Down Regulator V400 - 12V/230V 200W + USB

Converter allows you to use devices that require 230V power through the car lighter slot. It is ideal for powering laptops, netbooks, chargers and other equipment. It provides...
Index: ZAS-04335
Index: ZAS-04335
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Regular price €23.02 Price €23.02

Step-Down Voltage Regulator D24V3F3 - 3,3V 0,3A - Pololu 2097

Step-down converter with 3.3 V output voltage. Maximum current up to 300 mA. Supply voltage in the range 3.8 V - 42 V.
Index: PLL-01330
Index: PLL-01330
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Regular price €3.93 Price €3.93

Step-Down Voltage Regulator D24V90F5 - 5V 9A - Pololu 2866

A step-down pulse inverter module with an efficiency of 80 % - 95 %. Converts the input voltage from 5 V to 38 V to an output value of 5 V. The maximum continuous current is 9 A.
Index: PLL-02580
Index: PLL-02580
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Regular price €33.72 Price €33.72

Step-Down Voltage Regulator D24V6F3 - 3,3V 0,6A - Pololu 2106

Step-down converter with 3.3 V output voltage. Maximum current up to 600 mA. Supply voltage in the range 3.8 V - 42 V.
Index: PLL-01332
Index: PLL-01332
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Regular price €5.93 Price €5.93

Step-Down Voltage Regulator D24V3F5 - 5V 0,3A - Pololu 2098

Step-down converter with 5 V output voltage. Maximum current up to 300 mA. Supply voltage in the range of 6 V - 42 V.
Index: PLL-01331
Index: PLL-01331
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Regular price €3.93 Price €3.93

Step-Down Voltage Converter D36V28F7 - 7,5V 2,6A - Pololu 3784

A step-down converter with 7.5 V output voltage and capacity from 2 A to 3.7 A , typical 2.6 A. It is powered from 8 V to 50 V . The board dimensions are 20 x 18 mm.
Index: PLL-17173
Index: PLL-17173
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Regular price €10.67 Price €10.67

Step-Down Voltage Regulator D24V6F12 - 12V 0,6A - Pololu 2109

Step-down converter with 12 V output voltage. Maximum current up to 600 mA. Supply voltage in the range 14 V - 42 V.
Index: PLL-01347
Index: PLL-01347
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Regular price €5.70 Price €5.70

Step-Down Voltage Regulator D24V5F9 - 9V 0,5A - Pololu 2845

A step-down pulse inverter module with an efficiency of 80 % - 93 %. Converts the input voltage from 9.1 V to 36 V to an output value of 9.0 V. The maximum continuous current...
Index: PLL-03112
Index: PLL-03112
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Regular price €4.63 Price €4.63

Step-Down Voltage Regulator - adjustable 3,3V - 25V 5A - DFRobot DFR0205

Inverter module for converting input voltage from 3.6 V to 25 V, to output voltage from 3.3 V to 25 V. The current capacity for 5 V is 5 A. The input voltage must be higher...
Index: DFR-15090
Index: DFR-15090
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Regular price €8.72 Price €8.72

REDWU supply voltage reducer 16V - 25V to 12V

Voltage reducer used in RFID installations. Enables reduction of DC voltage from 14V to 25V to 12V.
Index: NEX-17628
Index: NEX-17628
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Regular price €2.67 Price €2.67

Step-Down Voltage Regulator D24V3F12 - 12V 0,3A - Pololu 2100

Step-down converter with 12 V output voltage. Maximum current up to 300 mA. Supply voltage in the range 14 V - 42 V.
Index: PLL-01351
Index: PLL-01351
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Regular price €3.93 Price €3.93

Step-Down Voltage Regulator D36V6F3 - 3,3V 6A - Pololu 3791

Step-down converter with 3.3 V output voltage. Maximum current up to 600 mA. Supply voltage from 4 V to 50 V.
Index: PLL-15274
Index: PLL-15274
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Regular price €5.00 Price €5.00

Step-Down Voltage Regulator D24V10F3 - 3,3V 1A - Pololu 2830

A step-down pulse inverter module with an efficiency of 80 % - 93 %. Converts the input voltage from 3.4 V to 36 V to an output value of 3.3 V. The maximum continuous current...
Index: PLL-03018
Index: PLL-03018
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Regular price €6.86 Price €6.86

Hi-Link Power Supply HLK-PM03 100V-240VAC / 3.3VDC - 1A

The HLK-PM03 power supply from Hi-Link converts mains voltage (AC) from 100 V to 240 V into 3.3 V direct current (DC) with a current capacity of 1 A. It is ideal for powering...
Index: DNG-10928
Index: DNG-10928
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Regular price €5.56 Price €5.56

Step-Down Voltage Regulator D24V150F5 - 5V, 15A - Pololu 2881

Step-down converter with 5 V output voltage. The maximum current is 15 A. The supply voltage is in the wide range from 6 V to 40 V. The module dimensions are 43 x 32 mm.
Index: PLL-07613
Index: PLL-07613
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Regular price €36.05 Price €36.05

Atnel Step-Down Voltage Regulator ATB-PWR-3 - 5V 1A

Step-up/step-down converter with 5 V or 3.3 V output voltage. Maximum current 1 A. Power supply 8 V - 45 V.
Index: ATN-09597
Index: ATN-09597
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Step-Down Voltage Regulator D24V10F5 - 5V 1A - Pololu 2831

A step-down pulse inverter module with an efficiency of 80 % - 93 %. Converts the input voltage from 5.1 V to 36 V into a 5 V output value. The maximum continuous current is 1 A.
Index: PLL-03019
Index: PLL-03019
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Regular price €6.74 Price €6.74

Step-Down Voltage Regulator D24V25F5 - 5V 2,5A - Pololu 2850

Step-down converter with 5 V output voltage. The maximum current is 2.5 A. The supply voltage is in the wide range from 6 V to 38 V. The module dimensions are 18 x 18 mm.
Index: PLL-02753
Index: PLL-02753
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Regular price €13.93 Price €13.93

Step-Down Voltage Regulator D24V5F3 - 3,3V 0,5A - Pololu 2842

A step-down pulse inverter module with an efficiency of 80 % - 93 %. Converts the input voltage from 3.4 V to 36 V to an output value of 3.3 V. The maximum continuous current...
Index: PLL-03109
Index: PLL-03109
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Regular price €4.63 Price €4.63

Principle of the step-down converter 

Step-down converters act as stabilizers and are a much more powerful alternative for them. That is why they are so popular. The task of linear stabilizers is to maintain a constant output voltage, which is possible thanks to additional elements, among which very often is a transistor. The output voltage is controlled by the control system. If necessary, it additionally corrects the voltage, which translates into no power supply interference. At the same time, you have to reckon with the impossibility of changing the voltage and the surpluses, which are converted into heat. 

The principle of the step-down converter is simpler. The key element is a coil that is cyclically energized. The voltage boost is achieved by adding the voltage in the coil to the input. A lowering system is created in the opposite situation. For the system to work properly, however, the coil must be charged with electricity. During this time, you cannot supply power to the receiver that is connected to the output. This is because otherwise the output voltage could fluctuate. 

Where are step-down converters used? 

Step-down converters are used to convert constant voltage. They are characterized by very good efficiency and low power losses, which is their main advantage. For this reason the converters are perfect for all systems that are powered by batteries. Their high efficiency causes them to heat up slightly, unlike stabilizers, which convert the resulting excess voltage into heat. You should pay attention to the supply voltage. A better solution is high voltage and the possibility to lower it if necessary than low voltage and then the need to raise it. This is because raising the voltage is usually more effective and efficient than lowering it. 

Parameters of the converters

Like any device, the step-down converter also has specific parameters that are crucial for its efficiency and performance. The input and output voltage range and the maximum output current must be considered. There are models in which it is possible to set the output voltage value by yourself. A miniature size potentiometer is used for this purpose. The selected type of inverter is also important. It may turn out that it will generate a fixed output voltage, but its supply voltage is already required slightly higher. For the maximum output current, manufacturers usually give a value for optimal operating conditions. To learn more detailed parameters, it is necessary to analyze the graphs from which we learn more about the output parameters in specific circumstances and situations. 

Check out our step-down converters! There are also step-up converters available in the Botland store.