lp3875et-adj National Semiconductor Corporation, lp3875et-adj Datasheet
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lp3875et-adj
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lp3875et-adj Summary of contents
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... Adjustable Output Voltage: The output voltage may be programmed via two external resistors. Typical Application Circuit *See Application Hints © 2006 National Semiconductor Corporation Features n Ultra low dropout voltage n Low ground pin current n Load regulation of 0.06% n 10nA quiescent current in shutdown mode n Guaranteed output current of 1 ...
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Connection Diagrams Top View TO220-5 Package Bent, Staggered Leads 20074681 Top View SOT223-5 Package Pin Description for TO220-5 and TO263-5 Packages Pin # Pin Description for SOT223-5 Package Pin # ...
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... LP3875ET-ADJ Description (Current, Package Type Option) 1.5A, Adj SOT223-5 1.5A, Adj SOT223-5 1.5A, Adj TO263-5 1.5A, Adj TO263-5 1.5A, Adj TO220-5 3 20074631 Package Marking Supplied As: LHSB 1000 Units on Tape and Reel LHSB 2000 Units on Tape and Reel LP3875ES-ADJ Rail LP3875ES-ADJ Tape and Reel LP3875ET-ADJ Rail www.national.com ...
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Block Diagram www.national.com LP3875-ADJ 4 20074629 ...
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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 Lead Temperature (Soldering, 5 sec.) ESD Rating (Note 3) Power Dissipation (Note 2) Input Supply Voltage ...
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Electrical Characteristics LP3875-ADJ (Continued) Limits in standard typeface are for T Unless otherwise specified Symbol Parameter Shutdown Input V Shutdown Threshold SDT T Turn-off delay dOFF T Turn-on delay dON I SD Input Current SD AC ...
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Typical Performance Characteristics C = 10µF, S/D pin is tied OUT Dropout Voltage vs Output Load Current Shutdown I vs Junction Temperature Q DC Line Regulation vs Temperature Unless otherwise specified 2.5V, ...
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Typical Performance Characteristics C = 10µF, S/D pin is tied Load Transient Response 10µF, OSCON IN OUT Load Transient Response 100µF, POSCAP IN OUT Load Transient ...
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Application Hints SETTING THE OUTPUT VOLTAGE The output voltage is set using the resistors R1 and R2 (see Typical Application Circuit). The output is also dependent on the reference voltage (typically 1.216V) which is measured at the ADJ pin. The ...
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Application Hints (Continued) a severe temperature effect, losing more than 50% of nomi- nal capacitance at high and low limits of the temperature range. X7R and X5R dielectric ceramic capacitors are strongly rec- ommended if ceramics are used, as they ...
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Application Hints (Continued) the current drawn by the internal reference increases the total supply current (ground pin current). Using an optimized trade-off of ground pin current and die size, LP3875-ADJ achieves low noise performance and low quiescent current operation. The ...
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Application Hints (Continued) FIGURE 2. Maximum power dissipation vs ambient temperature for TO-263 package HEATSINKING SOT223-5 PACKAGE Figure 3 shows a curve for the θ of SOT-223 package for JA different copper area sizes, using a typical PCB with 1 ...
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Physical Dimensions inches (millimeters) unless otherwise noted TO220 5-lead, Molded, Stagger Bend Package (TO220-5) For Order Numbers, refer to the “Ordering Information” section of this document. NS Package Number T05D 13 www.national.com ...
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Physical Dimensions TO263 5-Lead, Molded, Surface Mount Package (TO263-5) For Order Numbers, refer to the “Ordering Information” section of this document. www.national.com inches (millimeters) unless otherwise noted (Continued) NS Package Number TS5B 14 ...
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Physical Dimensions inches (millimeters) unless otherwise noted (Continued) SOT223, 5-Lead, Molded, Surface Mount Package (SOT223-5) For Order Numbers, refer to the “Ordering Information” section of this document. National does not assume any responsibility for use of any circuitry described, no ...