LP4951CM National Semiconductor, LP4951CM Datasheet
LP4951CM
Specifications of LP4951CM
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LP4951CM Summary of contents
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... This includes a tight initial Block Diagram and Typical Applications LP4950C © 2005 National Semiconductor Corporation tolerance (.5% typ.), extremely good load and line regulation (.05% typ.) and a very low output voltage temperature coef- ficient, making the part useful as a low-power voltage refer- ence ...
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... TBD (Note 1) −40˚C to 125˚C LP4950CZ LP4951CM Tested Design Units Limit Limit (Note 3) (Note 4) 5.1 V max 4.9 V min 5.15 V max 4.85 V min 5.2 V max 4 ...
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Electrical Characteristics Parameter Conditions (Note 2) 8-PIN VERSIONS ONLY Reference Voltage Reference Voltage (Note 7) Feedback Pin Bias Current Reference Voltage (Note 12) Temperature Coefficient Feedback Pin Bias Current Temperature Coefficient Error Comparator Output Leakage Current VOH = 30V Output ...
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... Feedback pin tied TAP = 30V (1.25W pulse) for T = 10ms mA. For I = 100µA and 20052802 Output Voltage 5.0V LP4950CZ-5.0 LP4951CM 4 = 125˚C, line regulation is guaranteed by design to 0.2%. See J Surface-Mount Package (M) 20052826 Top View Temperature < < −40˚C T 125˚C J < ...
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Typical Performance Characteristics Quiescent Current Input Current Output Voltage vs. Temperature of 3 Representative Units Dropout Characteristics 20052827 20052829 Quiescent Current 20052831 5 20052828 Input Current 20052830 20052832 www.national.com ...
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Typical Performance Characteristics Quiescent Current Quiescent Current Dropout Voltage www.national.com (Continued) Quiescent Current 20052833 Short Circuit Current 20052835 20052837 6 20052834 20052836 Dropout Voltage 20052838 ...
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Typical Performance Characteristics LP4951C Minimum Operating Voltage LP4951C Feedback Pin Current LP4951C Comparator Sink Current (Continued) LP4951C Feedback Bias Current 20052839 LP4951C Error Comparator Output 20052841 Line Transient Response 20052843 7 20052840 20052842 20052844 www.national.com ...
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Typical Performance Characteristics Load Transient Response LP4951C Enable Transient Ripple Rejection www.national.com (Continued) Load Transient Response 20052845 20052847 20052849 8 20052846 Output Impedance 20052848 Ripple Rejection 20052850 ...
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Typical Performance Characteristics Ripple Rejection LP4951C Divider Resistance Line Regulation (Continued) 20052851 Shutdown Threshold Voltage 20052853 LP4951C Maximum Rated Output Current 20052855 9 Output Noise 20052852 20052854 20052857 www.national.com ...
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Typical Performance Characteristics Application Hints EXTERNAL CAPACITORS A 1.0µF (or greater) capacitor is required between the output and ground for stability at output voltages more. At lower output voltages, more capacitance is required. Without this capacitor the ...
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Application Hints (Continued) ≤ 1.3V, the error flag pin becomes a high impedance, and the *When V IN error flag voltage rises to its pull-up voltage. Using V voltage (see Figure 2), rather than an external 5V source, will keep ...
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www.national.com 12 ...
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Physical Dimensions inches (millimeters) unless otherwise noted Surface Mount Package (M) NS Package Number M08A Molded TO-92 Package (Z) NS Package Number Z03A 13 www.national.com ...
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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. ...