LM2937ESX-2.5 National Semiconductor, LM2937ESX-2.5 Datasheet
LM2937ESX-2.5
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LM2937ESX-2.5 Summary of contents
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... Order Number LM2937ET-2.5, LM2937ET-3.3, See NS Package Number T03B TO-263 Surface-Mount Package Top View © 2005 National Semiconductor Corporation two-battery jumps and up to +60V/−50V load dump tran- sients. Familiar regulator features such as short circuit and thermal shutdown protection are also built in. ...
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Connection Diagrams and Ordering Information Temperature Range −40˚C ≤ T ≤ 125˚C A −40˚C ≤ T ≤ 85˚C A SOT-223 Package Markings The small physical size of the SOT-223 package does not allow sufficient space to provide the complete device ...
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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 Continuous Transient (t ≤ 100 ms) Internal Power Dissipation (Note 2) Maximum Junction Temperature Storage Temperature Range Lead Temperature Soldering TO-220 (10 seconds) ...
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Electrical Characteristics Note 5: The minimum input voltage required for proper biasing of these regulators is 4.75V. Below this level the outputs will fall out of regulation. This effect is not the normal dropout characteristic where the output falls out ...
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Typical Performance Characteristics Line Transient Response Ripple Rejection Maximum Power Dissipation (TO-220) (Continued) Load Transient Response 10011308 10011310 Maximum Power Dissipation 10011312 5 10011309 Output Impedance 10011311 (TO-263) (Note 2) 10011313 www.national.com ...
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Typical Performance Characteristics Low Voltage Behavior (2.5V) Output at Voltage Extremes Peak Output Current www.national.com (Continued) Low Voltage Behavior (3.3) 10011314 10011316 10011318 6 10011315 Output Capacitor ESR 10011317 ...
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Typical Application * Required if the regulator is located more than 3 inches from the power supply filter capacitors. ** Required for stability. C must be at least 10 µF (over the full expected operating temperature range) and located as ...
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Application Hints EXTERNAL CAPACITORS The output capacitor is critical to maintaining regulator sta- bility, and must meet the required conditions for both ESR (Equivalent Series Resistance) and minimum amount of ca- pacitance. MINIMUM CAPACITANCE: The minimum output capacitance required to ...
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Application Hints (Continued) When a value for θ is found using the equation shown, (H−A) a heatsink must be selected that has a value that is less than or equal to this number. θ is specified numerically by the heatsink ...
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Physical Dimensions www.national.com inches (millimeters) unless otherwise noted Plastic Package Order Number LM2937ET-2.5, LM2937ET-3.3, NS Package Number T03B TO-263 3-Lead Plastic Surface Mount Package Order Number LM2937ES-2.5, LM2937ES-3.3, NS Package Number TS3B 10 ...
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