Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2All trademarks are the property of. LMAT Texas Instruments | LMAT-ND DigiKey Electronics. LMAT Linear Digi-Key Part Number, LMAT-ND Datasheets, LMA Datasheet . LMAT datasheet, LMAT pdf, LMAT data sheet, datasheet, data sheet, pdf, National Semiconductor, 3-Terminal Adjustable Regulator.

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LMAT datasheet and specification datasheet. Because some quiescent current flows dztasheet the adjustment pin of the device, an error term is added:. LM series offers full overload protection available only in.

(PDF) LM317AT Datasheet download

Accidenti come scotta questo transistor. Of Pins 3 Output Current 1. This is the trade-off for using linear regulators which are a simple way to provide a stable voltage with few additional components. LMAT datasheet and specification datasheet Download datasheet.

Copy your embed code and put on your site: In use an LM commonly requires a heat sink to prevent the operating temperature rising too high. The LM relates lm317ta the same way to the fixed 79xx regulators. Of Outputs 1 No. Because of this, the error term in the formula cannot be ignored and the value of the low-side resistor becomes more critical.


Maximum Allowable Power Dissipation vs. The output current is that resulting from dropping the reference voltage across the resistor. Further, both line and load regulation are better than. For large voltage differences, the energy lost as heat can ultimately be greater than that provided to the circuit. Page 18 Current Regulator 1.

Lm37at mechanism used is similar enough that a voltage eatasheet can be used in the same way as with the LM and the output follows the same formula, using the regulator’s fixed voltage for V ref e.

Application Hints In operation, the LM develops a nominal 1. Output capacitors in the range.

LMAT/NOPB – Texas Instruments – PCB Footprint & Symbol Download

Lm31a7t, it makes an especially simple adjustable switching reg. Also, the LM is packaged in. If the adjustment pin is connected to ground the output pin delivers a regulated voltage of 1.

This page was last edited on 6 Julyat Regulator Full output current not available at high input-output voltages High Current Adjustable Regulator 17 Power Follower www.

LMAT Texas Instruments National Semiconductor | Ciiva

Datasheet applications requiring greater output current, see LM The LM series of adjustable 3-terminal positive voltage. For more National Semiconductor product information and proven design tools, visit the following Web sites at: Archived from the original PDF on 31 March The alternative is to use a switching voltage lm317ta which is usually more efficient but has a larger footprint and requires a larger number of associated components.


The LM is designed to compensate for these fluctuations internally, making such measures unnecessary. Wikimedia Lm317att has media related to LM and Voltage regulator circuits. Linear regulators inherently waste power, the power dissipated is the current passed multiplied by the voltage difference between input and output. Included on the chip are current limit, thermal overload. It was designed by Robert “Bob” Pease. Views Read Edit View history.

The LM is an dagasheet analogue to the popular 78xx fixed regulators. However, the 78xx device’s quiescent current is substantially higher and less stable.

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REF The reference voltage is impressed across program resistor R1 and, since the voltage is constant, a constant current I The device can be configured to regulate the current to a load, rather than the voltage, by replacing the low-side resistor of the divider with the load itself.

Archived from the original on 17 December