LM338 DATASHEET PDF

The LM/LM/LM are adjustable 3-terminal positive voltage regulators capable of supplying in excess of 5A over a V to 32V output range. They are. The LM, LM, LM are adjustable 3- terminal positive voltage regulators capable of supplying in excess of 5 A over a V to 32 V output range. LM LM – 5 Amp Adjustable Regulator, Package: TO-3, Pin Nb=3. The LM series of adjustable 3-terminal positive voltage regulators is capable of.

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Created 28 July Please update your bookmarks.

The dropout voltage of the IC regulator is about 1. The adjustment terminal of the regulator can vatasheet bypassed datwsheet achieve very high ripple rejection. You don’t want to use too high an input voltage as the excess will need to be dissipated as heat through the regulator.

The LM voltage regulators can provide up to 1. See the voltage regulator datasheets above for specific details regarding the dropout voltage and heatsink requirements.

adtasheet Normally, no capacitors are needed unless the device is situated more than mm 6 inches from the input filter capacitors in which case an input bypass capacitor is required.

When external capacitors are used with a voltage regulator it may be necessary to use protection diodes to prevent the capacitors from discharging through low current points into the voltage regulator. Even small capacitors can have a low enough internal series resistance to be able to deliver 20A spikes when shorted.

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To determine the output voltage, enter values for the program R 1 and set Datashheet 2 resistors and hit the “Calculate” button. Last update 6 January No protection diodes are required for output voltages of less than 25V or greater than 10 uF capacitance. The dropout voltage of the IC regulator is about 1.

The adjustment terminal of the regulator can be bypassed to achieve very high ripple rejection.

However, other values such as or ohms can also be used for R 1. Plan to be about 3V about dagasheet desired output voltage.

LM317 / LM338 / LM350 Voltage Regulator Calculator

To determine the output voltage, enter values for the program R 1 and set R 2 resistors and hit the “Calculate” button. Solid tantalum capacitors can be used on the voltage output to improve the ripple rejection of the voltage regulator. The LM voltage regulators can provide up to 1. Solid tantalum capacitors can be used on the voltage output to improve the ripple rejection of the voltage regulator.

Please update your bookmarks. When external capacitors are used with a voltage regulator it may datashee necessary to use protection diodes to prevent the capacitors from discharging through low current points into the voltage regulator. You don’t want to use too high an input voltage as the excess will need to be dissipated as heat through the regulator. See the voltage regulator datasheets above for specific details regarding the dropout voltage and heatsink requirements.

Where greater output current is required, the LM series regulators are suitable up to 3A and the LM series voltage regulators for up to 5A of output. However, other values such as or ohms can also be used for R 1. No protection diodes are required for output voltages of less than 25V or greater than 10 uF capacitance.

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LM Datasheet and Product Info | Analog Devices

Normally, datasheer capacitors are needed unless the device is situated more than mm 6 inches from the input filter capacitors in which case an input bypass capacitor is required.

An optional output capacitor can be added to improve transient response. Although the surge is very short in duration, there is enough energy to damage parts of the regulator IC.

Created 28 July Where greater output current is required, the LM series regulators are suitable up to 3A and the LM series voltage regulators for up to 5A of output. Plan to be about 3V about the desired output voltage. Even small datasheett can have a low enough internal series resistance to be able to deliver 20A spikes when shorted.

Although the surge is very short in duration, there is enough energy to damage parts of the regulator IC. Last update 6 January An optional output capacitor can be added to improve transient response.

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