LP2988IM-3.0 National Semiconductor, LP2988IM-3.0 Datasheet
LP2988IM-3.0
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LP2988IM-3.0 Summary of contents
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... Multiple voltage options, from 1.5V to 5.0V, are available as standard products. Consult factory for custom voltages. Block Diagram VIP ™ trademark of National Semiconductor Corporation. © 2002 National Semiconductor Corporation Features n Ultra low dropout voltage n Guaranteed 250 mA output current n Smallest possible size (SOT-23, LLP package) ...
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Basic Application Circuit *ON/OFF input must be actively terminated. Tie to V **Minimum capacitance is shown to ensure stability (may be increased without limit). Ceramic capacitor required for output (see Application Hints). ***Reduces output noise (may be omitted if application ...
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Ordering Information TABLE 1. Package Marking and Ordering Information Output Voltage Grade (V) 5-Lead Small Outline Package (M5) 1.5 A 1.5 A 1.5 STD 1.5 STD 1.8 A 1.8 A 1.8 STD 1.8 STD 2.5 A 2.5 A 2.5 STD ...
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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. Storage Temperature Range Operating Junction Temperature Range Lead Temp. (Soldering, 5 sec.) ESD Rating (Note 2) Power Dissipation (Note 3) Electrical Characteristics Limits in standard typeface are for T ...
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Electrical Characteristics Limits in standard typeface are for T J less otherwise specified (NOM Symbol Parameter I ON/OFF Input Current ON/OFF e Output Noise n Voltage (RMS) Ripple Rejection I (SC) Short ...
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Typical Performance Characteristics V (NOM) + 25˚C, ON/OFF pin is tied to V OUT Temperature OUT Short-Circuit Current Ripple Rejection www.national.com Unless otherwise specified 20029408 Short Circuit Current vs Output Voltage 20029410 ...
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Typical Performance Characteristics V OUT (NOM) + 25˚C, ON/OFF pin is tied (Continued) Ripple Rejection Ripple Rejection Ripple Rejection Unless otherwise specified: C 20029415 20029417 20029419 7 = 1µ 4.7µF, V ...
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Typical Performance Characteristics V OUT (NOM) + 25˚C, ON/OFF pin is tied (Continued) Ripple Rejection Output Impedance vs Frequency Output Noise Density www.national.com Unless otherwise specified: C Output Impedance vs Frequency 20029422 Output ...
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Typical Performance Characteristics V OUT (NOM) + 25˚C, ON/OFF pin is tied (Continued) Dropout Voltage vs Temperature Ignd vs Load and Temperature Load Transient Response Unless otherwise specified: C 20029427 Instantaneous Short Circuit ...
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Typical Performance Characteristics V OUT (NOM) + 25˚C, ON/OFF pin is tied (Continued) Load Transient Response Line Transient Response Line Transient Response www.national.com Unless otherwise specified: C Line Transient Response 20029447 Line Transient ...
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Typical Performance Characteristics V OUT (NOM) + 25˚C, ON/OFF pin is tied (Continued) Turn-On Time Turn-On Time Unless otherwise specified: C 20029440 20029442 11 = 1µ 4.7µ OUT ...
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Application Hints EXTERNAL CAPACITORS Like any low-dropout regulator, the LP2992 requires external capacitors for regulator stability. These capacitors must be correctly selected for good performance. Input Capacitor An input capacitor whose capacitance is ≥ 1 µF is required between the ...
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... LP2992 to 0.3V (see Absolute to keep the regulator Maximum Ratings). LLP Mounting The LLP package requires specific mounting techniques which are detailed in National Semiconductor Application . To prevent Note # 1187. Referring to the section PCB Design Recom- ON/OFF mendations, it should be noted that the pad style which should be used with the LLP package is the NSMD (non-solder mask defined) type ...
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Physical Dimensions unless otherwise noted For Order Numbers, refer to Table 1 in the “Ordering Information” section of this document. www.national.com inches (millimeters) 5-Lead Small Outline Package (M5) NS Package Number MF05A 14 ...
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... NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL COUNSEL OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant ...