Step Down

Step Down Voltage Regulators - Buck Converters

Step down voltage regulators or buck converters take an unstable high DC voltage and convert it to a lower stable DC voltage.  Specifications list the regulated output voltage and current but check the input voltage maximum to ensure suitability. Some of the regulators allow for the output to be changed, although the adjusting potentiometer is designed for low frequency use and not for continual voltage adjustment.

The regulator will have a cut off voltage where the input voltage gets down near the output voltage and it can no longer regulate, instead turning off.

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15V, 600mA Step-Down Voltage Regulator D36V6F15

Code: SKU-004933

This compact (0.4″ × 0.5″) switching step-down (or buck) voltage regulator takes input voltages up to 50 V and efficiently reduces them to 15 V while allowing for a maximum output current of 600 mA .

$ 9.95

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3.3V, 2.6A Pololu Step-Down Voltage Regulator D24V22F3

Code: MCU-60189

This small synchronous switching step-down (or buck) regulator takes an input voltage from 4 V to 36 V and efficiently reduces it to 3.3 V . The board measures only 0.7″ × 0.7″ yet delivers a typical continuous output current of up to 2.6 A and features reverse voltage protection.

$ 17.95

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3.3V, 3.6A Step-Down Voltage Regulator D36V28F3

Code: SKU-005471

This small synchronous switching step-down (or buck) regulator takes an input voltage from 4.5 V to 50 V and efficiently reduces it to 3.3 V .

$ 23.95

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3.3V, 6.5A Step-Down Voltage Regulator D36V50F3

Code: SKU-006080

This powerful synchronous switching step-down (or buck) regulator takes an input voltage from 4.5 V to 50 V and efficiently reduces it to 3.3 V .

$ 37.95

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4-25V Adjustable Step-down Voltage Regulator D36V6AHV

Code: SKU-004935

This compact (0.4″ × 0.5″) switching step-down (or buck) voltage regulator takes input voltages between 4 V and 50 V and efficiently reduces them to a lower, user-adjustable voltage set by an on-board trimmer potentiometer.

$ 12.95

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5V, 1.5A Voltage Regulator LM7805

Code: MCU-60022

The LM7805 is a basic 5V, 1.5A voltage regulator in the TO-220 package with thermal shutdown and current limiting features to protect against overload. A must have for basic 5V electronics.

$ 1.05

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5V, 1A Switching Voltage Regulator

Code: MCU-60038

The 5V switching (switch-mode) regulator from Dimension Engineering is a high efficiency step-down voltage regulator that is pin-compatible with the common 78XX family of linear voltage regulators.

$ 25.95

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5V, 600mA Step-Down Voltage Regulator D36V6F5

Code: SKU-004928

This compact (0.4″ × 0.5″) switching step-down (or buck) voltage regulator takes input voltages up to 50 V and efficiently reduces them to 5 V while allowing for a maximum output current of 600 mA .

$ 9.95

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

Code: MCU-60195

This synchronous switching step-down (or buck) regulator takes an input voltage of up to 38 V and efficiently reduces it to 5 V while allowing a typical continuous output current of up to 9 A .

$ 51.95

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6V, 1A Pololu Step-Down Voltage Regulator D24V10F6

Code: MCU-60199

The compact (0.5″ × 0.7″) D24V10F6 synchronous buck voltage regulator takes an input voltage of up to 36 V and efficiently reduces it to 6 V while allowing for a maximum output current of 1 A.

$ 14.95

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