2020年4月5日 · LM317 is a positive voltage regulator and LM337 is the negative compliment voltage regulator IC of LM317. The LM317 IC is a 3-terminal voltage regulator that is designed to supply in excess of 1.5 Amps of a DC output voltage range of (1.2-30) Volts.

2024年7月23日 · This is a 0-60V, Dual Variable power supply circuit using LM317 and LM337 at 1.5A current so can builds to easy with PCB layout, adjustable voltage VR1,VR2

2024年7月22日 · But this circuit can be created with a single IC lm317 based variable power supply. The LM317 or LM117 series of adjustable 3-terminal positive voltage regulators is capable of supplying in excess of 1.5A over a 1.2V to the 37V output range, And has many special features that I like are : Output Voltage Tolerance 1%; Line Regulation 0.01%

2023年12月14日 · The LM317/LM337 symmetrical power supply circuit is an electronic setup for meeting the voltage requirements of both positive and negative circuits. Powering circuits requiring dual polarity voltages is no problem for this flexible, low-cost circuit.

The LM317 and LM337 are adjustable 3-terminal positive , respective negative voltage regulators capable of supplying wide output voltage range at a maximum output current of 1.5 ampere. Using two three terminal regulators like LM337 and LM317 we can design a very simple high efficiency power supply electronic project using few external ...

2024年2月10日 · Here is the Dual power supply circuit for lab. and -3V,-5V,-6V,-9V,-12V,-15V at 1A. Use LM317 (for positive volt) and LM337 (for negative volt). Controls Voltage Output by S2 For +Vout and S3 for -Vout. The transformer is of 2A size. And the both IC holds heat sink. Read detail more in a circuit.

LM317 and LM337 IC Regulators: The LM317 and LM337 IC Linear Voltage Regulators are three-terminal devices which are extremely easy to use. The 317 is a positive voltage regulator [Fig. 17-24(a)], and the 337 is a negative voltage regulator [Fig. 17-24(b)].

2023年8月10日 · LM317 linear voltage regulator is a commonly used IC that regulates voltage by dissipating excess power as heat. LM317 can output regulated voltage from 1.25 V to 37 V. The maximum output current of the IC is 1.5 A. The voltage regulator IC also features current limiting, thermal overload protection, and safe operating area (SOA) protection.

2020年11月11日 · LM337 is a negative voltage regulator IC which is complementary to LM317 positive voltage regulator as the LM317 is a quite popular IC among electronics engineers, students and tinkerers. Its input voltage is from -3V DC to 40V DC and the good feature is that the output can be adjusted from -1.2V to -37V.

The LM317 is an adjustable 3−terminal positive voltage regulator capable of supplying in excess of 1.5 A over an output voltage range of 1.2 V to 37 V. This voltage regulator is exceptionally easy to use and requires only two external resistors to set the output voltage.