LM2990T-5.0 National Semiconductor, LM2990T-5.0 Datasheet
LM2990T-5.0
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LM2990T-5.0 Summary of contents
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... Locate the capacitor as close as possible to the regulator. The equivalent series resistance (ESR) is critical, and should be less than 10Ω over the same operating temperature range as the regulator. Ordering Information and Connection Diagrams Temperature Range -5.0 −40˚C to LM2990T-5.0 +125˚C LM2990S-5.0 −55˚C to LM2990J-5.0-QML +125˚C 5962-9571101QEA LM2990WG5 ...
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... Ordering Information and Connection Diagrams 3-Lead TO-220 Front View Order Number LM2990T-5.0, LM2990T-5.2, LM2990T-12 or LM2990T-15 See NS Package Number T03B TO-263 Surface-Mount Package Top View 01080112 Side View Order Number LM2990S-5.0, LM2990S-12 or LM2990S-15 See NS Package Number TS3B 16-Lead Ceramic Dual-in-Line Package Top View Order Number LM2990J-5 ...
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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 ESD Susceptibility (Note 2) Power Dissipation (Note 3) Junction Temperature (T ) Jmax Storage Temperature Electrical Characteristics V = − (Note 1A O(NOM) O ing temperature range, −40˚C ≤ T ≤ ...
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Electrical Characteristics V = − (Note 1A O(NOM) O ing temperature range, −40˚C ≤ T ≤ 125˚C, all other limits apply for T J Parameter ≤ 1A Quiescent Current ( ...
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Typical Performance Characteristics Dropout Voltage LM2990-5.0 and LM2990-5.2 Quiescent Current LM2990-15 Quiescent Current Normalized Output Voltage 01080114 01080116 LM2990-5 and LM2990-5.2 01080118 5 01080115 LM2990-12 Quiescent Current 01080117 Low Voltage Behavior 01080119 www.national.com ...
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Typical Performance Characteristics LM2990-5 and LM2990-5.2 Line Transient Response LM2990-12 and LM2990-15 Low Voltage Behavior LM2990-12 and LM2990-15 Load Transient Response www.national.com (Continued) LM2990-5 and LM2990-5.2 Load Transient Response 01080120 LM2990-12 and LM2990-15 Line Transient Response 01080122 LM2990-5 and LM2990-5.2 ...
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Typical Performance Characteristics LM2990-5 and LM2990-5.2 Output Impedance LM2990-12 and LM2990-15 Ripple Rejection Maximum Output Current (Continued) Maximum Output Current 01080126 LM2990-12 and LM2990-15 01080128 01080130 7 01080127 Output Impedance 01080129 Maximum Power Dissipation (TO-220) 01080131 www.national.com ...
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Typical Performance Characteristics Maximum Power Dissipation (TO-263) (See (Note 3)) Typical Applications Post Regulator for an Isolated Switching Power Supply The LM2940 is a positive 1A low dropout regulator; refer to its datasheet for further information. Fixed Current Sink www.national.com ...
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Application Hints EXTERNAL CAPACITORS The LM2990 regulator requires an output capacitor to main- tain stability. The capacitor must be at least 10 µF aluminum electrolytic or 1 µF solid tantalum. The output capacitor’s ESR must be less than 10Ω, or ...
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www.national.com 10 ...
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... Physical Dimensions inches (millimeters) unless otherwise noted Order Number LM2990T-5.0, LM2990T-5.2, LM2990T-12 or LM2990T-15 TO-220 3–Lead Molded Package NS Package Number T03B 11 www.national.com ...
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Physical Dimensions Order Number LM2990S-5.0, LM2990S-12 or LM2990S-15 LM2990J-5.0-QML (5962-9571101QEA), LM2990J-12-QML (5962-9571001QEA), or LM2990J-15-QML www.national.com inches (millimeters) unless otherwise noted (Continued) TO-263 3-Lead Plastic Surface Mount Package NS Package Number TS3B 16–Lead Ceramic Dual–in–Line Package (5962-9570901QEA), NS Package Number J16A ...
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