The LM is a 3-terminal adjustable shunt regulator with guaranteed temperature stability over the entire tempera- ture range of operation The output voltage. LM Adjustable Precision Zener Shunt Regulator An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in. View LM Datasheet datasheet from Texas Instruments at Digikey.

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National Semiconductor

Adjustable Precision Zener Shunt Regulator. The LM is a 3-terminal adjustable shunt regulator with.

It is now available in a chip sized pack. The datassheet voltage may be set at any level. Must be electrically isolated from the. Symbol and Functional Diagrams.

Test Circuit for Off-State Current. Absolute Maximum Ratings Note 2. Internal Power Dissipation Notes 3, 4. Distributors for availability and specifications. Infrared or Convection 20 sec.


Wave Soldering 10 sec. C unless otherwise specified. Deviation of Reference Input Voltage Over. Ratio of the Change in Reference Voltage. Datasyeet Z from 10V to 36V. Deviation of Reference Input Current over. Minimum Cathode Current for Regulation. Dynamic Output Impedance Note 6. Absolute Maximum Ratings indicate limits beyond which damage to the device may occur. Electrical specifications do not apply when operating the device.

Ratings apply to ambient temperature at 25? Above this temperature, derate the TO at 6. C, the SO-8 at 6. C, the SOT at 2. Deviation of reference input voltage, V DEVis defined as the maximum variation of the reference input voltage over the full temperature range. C, lm4431 is positive.

National Semiconductor – datasheet pdf

The dynamic output impedance, r Zis defined as: When the device is programmed with two external resistors, R1 and R2, see Figure 2the dynamic output impedance of the overall circuit, r Zis defined as: Input Current vs V Z. Dynamic Impedance vs Frequency. The areas under the curves represent conditions that may cause the device to oscillate. Test Circuit for Curve A Above. Single Supply Comparator with. Output Control of a Three. Higher Current Shunt Regulator. Current Limiter or Current Source.


To ensure that the geometry of the micro SMD package. AN for more detailed information regarding board. A critical component is any component of a life.

Life support devices or catasheet are devices or. National does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications.