LM25007_08 NSC [National Semiconductor], LM25007_08 Datasheet
LM25007_08
Related parts for LM25007_08
LM25007_08 Summary of contents
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LM25007 42V, 0.5A Step-Down Switching Regulator General Description The LM25007 is a monolithic step-down switching regulator featuring all of the functions needed to implement a low cost, efficient, power supply. Capable of driving a 0.5Amp load over a 9V-42V input ...
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Connection Diagram Ordering Information Order Number LM25007MM LM25007MMX LM25007SD LM25007SDX Pin Descriptions Pin Name 1 SW Switching Node 2 BST Boost Boot–strap capacitor input 3 RCL Current Limit OFF time programming pin 4 RTN Circuit Ground 5 FB Feedback Signal ...
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Typical Application Circuit and Block Diagram 3 20165501 www.national.com ...
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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. VIN to RTN BST to RTN SW to RTN (Steady State) ESD Rating (Note 5) Human Body Model Electrical ...
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Symbol Parameter Minimum Off Time Minimum Off Timer Regulation and OV Comparators FB Reference Threshold FB Over-Voltage Threshold FB Bias Current Thermal Shutdown Tsd Thermal Shutdown Temp. Thermal Shutdown Hysteresis Thermal Resistance θ Junction to Ambient JA Note 1: Absolute ...
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Typical Performance Characteristics Operational Waveforms LM25007 Operation 10V 20V, I OUT IN CH1: Switch Node, CH2: V (AC), CH4: Inductor Current OUT LM25007 10V Output Efficiency 100k, 200k, 300k ...
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Detailed Operating Description The LM25007 is a monolithic step-down switching regulator featuring all of the functions needed to implement low cost, efficient, power supply. Capable of driving a 0.5Amp load over a 9-42V input voltage range, this device is easy ...
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FIGURE 1. Low Ripple Output Configuration FIGURE 2. Self Biased Configuration 8 20165505 20165506 ...
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Over-Voltage Comparator The over-voltage comparator is provided to protect the output from overvoltage conditions due to sudden input line voltage changes or output loading changes. The over-voltage com- parator monitors the FB pin versus an internal 2.875V refer- ence. If ...
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The reverse voltage rating of the re-circulating diode must be greater than the maximum line input voltage. Thermal Protection Internal Thermal Shutdown circuitry is provided to protect the integrated circuit in the event the maximum junction temper- ature is ...
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Physical Dimensions inches (millimeters) unless otherwise noted 8-Lead MSOP Package NS Package Number MUA08A 8-Lead LLP Package NS Package Number SDC08A 11 www.national.com ...
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For more National Semiconductor product information and proven design tools, visit the following Web sites at: Products Amplifiers www.national.com/amplifiers Audio www.national.com/audio Clock Conditioners www.national.com/timing Data Converters www.national.com/adc Displays www.national.com/displays Ethernet www.national.com/ethernet Interface www.national.com/interface LVDS www.national.com/lvds Power Management www.national.com/power Switching Regulators ...