LM2937ES-3.3 National Semiconductor, LM2937ES-3.3 Datasheet

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... Connection Diagrams TO-220 Plastic Package Front View TO-263 Surface-Mount Package Top View © 2005 National Semiconductor Corporation connections, two-battery jumps and up to +60V/−50V load dump transients. Familiar regulator features such as short circuit and thermal shutdown protection are also built in. Features n Fully specified for operation over − ...

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... TO-220 J −40˚C ≤ T ≤ 85˚C SOT-223 J www.national.com Part Number Packaging Marking LM2937ES-5.0 LM2937ES-5.0 LM2937ESX-5.0 LM2937ES-8.0 LM2937ES-8.0 LM2937ESX-8.0 LM2937ES-10 LM2937ES-10 LM2937ESX-10 LM2937ES-12 LM2937ES-12 LM2937ESX-12 LM2937ES-15 LM2937ES-15 LM2937ESX-15 LM2937ET-5.0 LM2937ET-5.0 LM2937ET-8.0 LM2937ET-8.0 LM2937ET-10 LM2937ET-10 LM2937ET-12 LM2937ET-12 LM2937ET-15 LM2937ET-15 LM2937IMP-5.0 L71B LM2937IMPX-5.0 LM2937IMP-8.0 L72B LM2937IMPX-8 ...

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... 100Ω −30 − 100Ω −75 − (Note 1) −40˚C ≤ T LM2937ES J −40˚C ≤ T =400mA for the SOT-223 pack- OUTmax 8V 10V Typ Limit Typ Limit 7.76 9.70 8.00 7.60 10.00 9.50 8.24 10.30 8.40 10 ...

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Electrical Characteristics 5V, (Note NOM OUTmax age µF unless otherwise indicated. Boldface limits apply over the entire operating temperature range of the OUT indicted device., all other specifications are for ...

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Typical Performance Characteristics Dropout Voltage vs. Output Current Output Voltage vs. Temperature Quiescent Current vs. Input Voltage Dropout Voltage vs. Temperature 01128007 Quiescent Current vs. Temperature 01128009 Quiescent Current vs. Output Current 01128011 5 01128008 01128010 01128012 www.national.com ...

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Typical Performance Characteristics Line Transient Response Ripple Rejection Maximum Power Dissipation (TO-220) www.national.com (Continued) Load Transient Response 01128013 01128015 Maximum Power Dissipation (TO-263)(Note 2) 01128017 6 01128014 Output Impedance 01128016 01128018 ...

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Typical Performance Characteristics Low Voltage Behavior Low Voltage Behavior Output at Voltage Extremes (Continued) 01128019 Output at Voltage Extremes 01128021 01128023 7 Low Voltage Behavior 01128020 01128022 Output Capacitor ESR 01128024 www.national.com ...

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Typical Performance Characteristics Peak Output Current 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 ...

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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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Application Hints (Continued) FIGURE 6. Maximum Power Dissipation vs T the SOT-223 Package SOT-223 SOLDERING RECOMMENDATIONS It is not recommended to use hand soldering or wave sol- dering to attach the small SOT-223 package to a printed circuit board. The ...

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... Physical Dimensions Order Number LM2937ES-5.0, LM2937ES-8.0, LM2937ES-10, LM2937ES-12 or LM2937ES-15 www.national.com inches (millimeters) unless otherwise noted Plastic Package Order Number LM2937ET-5.0, LM2937ET-8.0, LM2937ET-10, LM2937ET-12, or LM2937ET-15 NS Package Number T03B TO-263 3-Lead Plastic Surface Mount Package NS Package Number TS3B 12 ...

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... BANNED SUBSTANCE COMPLIANCE National Semiconductor manufactures products and uses packing materials that meet the provisions of the Customer Products Stewardship Specification (CSP-9-111C2) and the Banned Substances and Materials of Interest Specification (CSP-9-111S2) and contain no ‘‘Banned Substances’’ as defined in CSP-9-111S2. ...