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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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 dropout voltage of the IC regulator is about 1. Please update your bookmarks.

LM Datasheet and Product Info | Analog Devices

Plan to be about 3V about the desired output voltage. An optional output capacitor can be added to improve transient response. To determine the output voltage, enter values for the program R 1 and set R 2 resistors and hit the “Calculate” button. An optional output capacitor can be added to improve transient response.

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.

See the voltage regulator datasheets above for specific details regarding the dropout voltage and heatsink requirements. The adjustment terminal of the regulator can be bypassed to achieve very high ripple rejection.

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To determine the output voltage, enter values for the program R 1 and set R 2 resistors and hit the “Calculate” button. Plan to be about 3V about the desired output voltage.

Please update your bookmarks. However, other values such as or ohms can also be used for R 1. 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.

Last update 6 January 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. 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. The LM voltage regulators can provide up to 1.

However, other values such as or ohms can also be used for R 1.

LM317 / LM338 / LM350 Voltage Regulator Calculator

See the voltage regulator datasheets above for specific details regarding the dropout voltage and heatsink requirements. 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. Even small capacitors can have a low enough internal series resistance to be able to deliver 20A spikes when shorted.

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The adjustment terminal of the regulator can be bypassed to achieve very high ripple rejection. Solid tantalum capacitors can be used on the voltage output to improve the ripple rejection of the voltage regulator.

Although the datashest 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.

Solid tantalum datasheeh can be used on the voltage output to improve the ripple rejection of 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. No protection diodes are required for output voltages of less than 25V or greater than 10 uF capacitance. No protection diodes are required for output voltages of less than 25V or greater than 10 uF capacitance. The LM voltage regulators can provide up to 1.

Last update 6 January The dropout voltage of the IC regulator is about 1. Although the surge is very short in duration, there is enough energy to damage parts of the regulator IC.