Lm338 Schaltplan
The ic lm338 by texas instruments is a versatile ic which can be wired in numerous different ways for obtaining high quality power supply circuit configurations. Ic1 must be placed on proper heatsink.
Lm338 Datasheet Adjustable Power Supply 5a And 10a Elec Circuit In 2020 Power Supply Design Power Supply Circuit Power Supply
The lm138 lm238 lm338 are adjustable 3 terminal positive voltage regulators capable of supplying in excess of 5a over a 1 2v.

Lm338 schaltplan. Lm338 power supply circuit schematic the lm338 power supply input voltage is rectified with graetz b1 bridge diode and filtered through capacitors c1 4700uf and c3 100nf. The following circuits show some of the basic uses of the lm317 lm338 lm350 series of voltage regulators when configured as a current regulator or constant current source ccs. Lm338 power supply circuit schematic.
Browse through a total of 5 lm338 circuits. They are exceptionally easy to use and require only 2 resistors to set the output voltage. It requires only two external resistors to set the output voltage.
Let s study each circuit diagram in details. The following circuit examples simply depict few of the very interesting useful power supply circuits using this ic. This kind of dc power supplies uses a pcb so you can use two case types for ic1 to 220 or to 3.
This is the modified version of the fast charger circuit posted earlier. The lm138 and lm338 devices are adjustable three terminal positive voltage regulators capable of supplying more than 5 a over an output voltage range of 1 2 v to 32 v. 1 amp current regulator schematic for lm317 lm338 lm350.
The regulation of this 12 volt power supply is made with tr1 multiturn. The lm138 lm238 lm338 are adjustable 3 terminal positive voltage regulators capable of supplying in excess of 5a over a 1 2v to 32v output range. Lm317 lm338 lm350 current regulator circuits.
Fast charger with auto cut off d mohankumar 04 12 2010. These devices feature a typical line regulation of 0 005 and typical load regulation of 0 1. The lm338 has a protective structure in its structure that prevents overheating and damages the output transistor caused by a short circuit.
The lm317 voltage regulators can provide up to 1 5 amperes a of output current. The lm317 lm338 lm350 family of adjustable 3 terminal positive voltage regulators can take a input of 3 to 40 volts dc and provide a regulated voltage over a 1 2v to 37v output range. Lm338 datasheet lm338 pdf lm338 data sheet lm338 manual lm338 pdf lm338 datenblatt electronics lm338 alldatasheet free datasheet datasheets data sheet.
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