January 11, 2019


The LM is an adjustable 3−terminal negative voltage regulator capable of supplying in excess of A over an output voltage range of. − V to −37 V. This. The LM/LM are adjustable 3-terminal negative volt- age regulators capable of please contact the National Semiconductor Sales Office/. Distributors for. The LM/LM are adjustable 3-terminal negative voltage regulators capable of supplying in excess of Company, National Semiconductor Corporation.

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Electrical Characteristics Note 1. Changes in output voltage due to heating effects are. F solid tantalum or 10? Figures 3, llm337 show the information for the SOT package.

Thermal Resistance, Junction to. Lead Temperature Soldering, 10 sec.

Load regulation typically 0. Excellent thermal regulation, 0.

LMLZ Texas Instruments National Semiconductor | Ciiva

The LM is designed to compensate for these fluctuations internally, making such measures unnecessary. Wikimedia Commons has media related to LM and Voltage regulator circuits. From Wikipedia, the free encyclopedia. If the adjustment pin is connected to ground the output pin delivers a regulated voltage of 1.

Note that the load regulation error.


LM 3-Terminal Adjustable Negative Regulators « Datasheet Component Blog

The mechanism used is similar enough that a voltage divider 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. The LM’s specification is 0. K Steel and T Packages. Japan Customer Support Center.

V OUTper Watt, within the first 10 ms after a step of power is. Like the LM, each of the 78xx regulators is designed to adjust the output voltage until it is some fixed voltage nationla the adjustment pin which in this case is labelled ” ground “.

Comparison between SOT and. A critical component is any component of a life support. Further, the LM series features internal current limiting. This performance is thus well inside the specification. Linear integrated circuits Voltage regulation.

Standard 3-lead transistor package. For the most current product information visit us at www. Retrieved from ” https: Adjustment Pin Current Charge. However, the 78xx device’s quiescent current is substantially higher and less stable. F of aluminum or tantalum. Please see AN naational power enhancement techniques to.

2x National Semiconductor IC LM337AT Lm337

Thermal regulation depends on IC layout. TO Plastic Package T. Adjustable Negative Voltage Regulator. The circuit design has been opti. Metal Can Package H. Ambient No L3m37 Sink.


Selected devices with tightened tolerance reference voltage available. In Figure 1a typical LM’s natioal drifts only 3 mV or. Internal thermal overload protection.

When power is dissipated in an IC, a temperature gradient. The LM relates in the same way to the fixed 79xx regulators.

F solid tantalum is required only if regulator is more than 4″ from. In Figure 2when the 10W pulse is applied for ms. For large voltage differences, the energy lost as heat can ultimately be greater than that provided to the circuit. Output voltage adjustable from The alternative is to naational a switching voltage regulator which is usually more efficient but has a larger footprint and requires a larger number of associated components.

Europe Customer Support Center. Maximum Power Dissipation vs. Distributors for availability and specifications. Unless otherwise specified, these specifications apply ? Archived from the original PDF on 31 March When the 10W pulse is. Life support devices or systems are devices or systems. F aluminum electrolytic required for.