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Voltage Regulator

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500 mA Step-Down Voltage Regulator

0,00 excl. VAT

IC, broken reel

0,00 excl. VAT

Volt Reg.TO-220

0,00 excl. VAT

IC REG LIN POS ADJ 100MA 8SOIC

0,00 excl. VAT

IC, Spannungsregler

0,00 excl. VAT

LDO Regulator Pos 3.3V 0.7A 5-Pin SOT-25 T/R

0,20 excl. VAT

A voltage regulator is an electronic component or device used to maintain a steady and regulated output voltage level from an unstable or varying input voltage source. Its primary purpose is to ensure that the voltage supplied to a load or circuit remains constant within a specified range, despite fluctuations in the input voltage or changes in the load's current requirements. Voltage regulators are essential in electronic systems to provide a stable power supply to sensitive components like microprocessors, memory modules, integrated circuits, and other devices that require a consistent voltage for proper operation. Without voltage regulation, variations in the power supply could lead to unreliable or malfunctioning electronics. There are two main types of voltage regulators:
  1. Linear Voltage Regulators: These regulators work by dissipating excess energy as heat. They consist of a pass transistor that adjusts its resistance to maintain a constant output voltage. While they are relatively simple and inexpensive, linear regulators are not very efficient, especially when there is a significant difference between the input and output voltages.
  2. Switching Voltage Regulators: Also known as DC-DC converters, switching regulators are more efficient than linear regulators. They work by rapidly switching an internal transistor on and off, controlling the energy flow to maintain the desired output voltage. These regulators are capable of handling higher input-output voltage differentials with minimal energy loss.
Voltage regulators can be found in a wide range of electronic devices, from power supplies for computers and smartphones to automotive electronics, industrial machinery, and aerospace systems. They play a crucial role in ensuring the stability and reliability of electronic systems by providing a consistent and well-regulated power source.