The MC79XX series of three-terminal negative regulators are available in TO-220 package and with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut-down and safe area protection, making it essentially indestructible. National Semiconductor ...

2018年6月10日 · 7905 IC is an negative 5V regulator, meaning it provides -5V as output. The name 7905 signifies two meaning, 79 means that it is a negative voltage regulator and 05 means that it provides 5V as output.

The 7905 typically refers to the LM7905, which is a member of the LM79xx series of fixed negative voltage regulators. Here are the key features and specifications of the LM7905: Fixed Output Voltage: The LM7905 is designed to provide a fixed output voltage of -5 volts DC.

These regulators employ internal current limiting safe area protection and thermal shutdown for protection against virtually all overload conditions. Low ground pin current of the LM79XX series allows output voltage to be easily boosted above the preset value with a resistor divider.

7905是最常见的三端稳压集成电路芯片之一，属于lm79××系列。 电子产品中，常见的三端稳压集成电路有负电压输出的79××系列和正电压输出的78 ×× 系列。

由7805，7905，7812组成的特殊的线性稳压电源。 该 电路 虽然简单，但可以从两个相同的次级绕组中产生出 三 组 直流 电压：+5V、-5V和+12V。 其特点是：D2、D3跨接在E2、E3这两组交流 电源 之间，起着全波整流的作用。

The 7905 5V fixed 3-terminal negative voltage regulator delivers up to 1.5A of output current with adequate heat-sinking. The device is equipped with internal limiting, safe-area compensation + thermal shutdown features for overload immunity.

2021年2月5日 · LM7905 can be used in power supplies, chargers, voltage step down applications etc. Using the IC is not very difficult and the user can easily use it by checking its pinout. Applications. Dual Power Supplies. Voltage converter circuits. Voltage step down circuits. Battery Chargers. Motor Drivers applications Replacement and Equivalent / Other ...

2013年12月2日 · 79xx系列集成稳压器的应用电路也很简单。下图所示为输出-5v直流电压的稳压电源电路，ic采用集成稳压器7905，输出电流较大时应配上散热板。 同 时运用78xx和79xx稳压器，可以组成正、负对称输出的稳压电路。

2021年12月10日 · The name 7905 signifies two meaning, “79” means that it is a negative voltage regulator and “05” means that it provides 5V as output. So our 7905 will provide a -5V output voltage. This blog will introduce LM7905 systematically from its features, pinout to its specifications, applications, also including LM7905 datasheet and so much more.