LM2927T National Semiconductor, LM2927T Datasheet
LM2927T
Specifications of LM2927T
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LM2927T Summary of contents
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... Short circuit proof n Reverse battery proof n Thermally protected n LM2926 is pin-for-pin compatible with the LM2925 + n P Product Enhancement tested Applications n Battery operated equipment n Microprocessor-based systems n Portable instruments DS010759-1 5-Lead TO-220 DS010759-2 Front View Order Number LM2927T See NS Package Number TO5A April 1998 DS010759-14 www.national.com ...
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... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Input Voltage Survival t = 100 Continuous Reset Output Sink Current ESD Susceptibility (Note 2) Electrical Characteristics = 14.4V µF, −40˚ Parameter REGULATOR OUTPUT ...
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Electrical Characteristics = 14.4V µF, −40˚ 125˚C, unless otherwise specified Parameter REGULATOR OUTPUT Maximum Operational Input Continuous Voltage Peak Transient Input Voltage V 7V Reverse DC Input Voltage V −0.6V, ...
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Typical Performance Characteristics Supply Current DS010759-17 Dropout Voltage DS010759-20 Ripple Rejection DS010759-23 Line Transient Response DS010759-26 www.national.com (Continued) Quiescent Current DS010759-18 Output Current Limit DS010759-21 Ripple Rejection DS010759-24 Load Transient Response DS010759-27 4 Quiescent Current DS010759-19 Output Capacitor ESR DS010759-22 ...
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Typical Performance Characteristics Reset Delay DS010759-29 Typical Circuit Waveforms Applications Information EXTERNAL CAPACITORS The LM2926/7 output capacitor is required for stability. With- out it, the regulator output will oscillate at amplitudes as high as several volts peak-to-peak at frequencies up ...
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Applications Information lay capacitor. When the capacitor voltage increases 3.75V ( V ) from its discharged value, the reset output is DELAY again set HIGH. The delay time is calculated by: 6 ± The constant, 1 has ...
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Applications Information (Continued) the LM 2926/7 may fail to bring the processor under control. The LM2926/7 reset output may be more efficiently em- ployed in certain applications as a means of defeating memory WRITE lines, clocks, or external loads, rather ...
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Typical Applications (Continued) Using the Reset to De-Activate Power Loads. The LM1921 is a Fully Protected 1 Amp High-Side Driver. Using the Reset to Ensure an Accurate Display www.national.com Generating an Active High Reset Signal DS010759-12 on Power-Up or Power-Down ...
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... 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. 5-Lead TO-220 Outline Drawing Order Number LM2926T or LM2927T NS Package Number T05A 2 ...