LM3100MH/NOPB National Semiconductor, LM3100MH/NOPB Datasheet
LM3100MH/NOPB
Specifications of LM3100MH/NOPB
*LM3100MH/NOPB
LM3100MH
Related parts for LM3100MH/NOPB
LM3100MH/NOPB Summary of contents
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... Protection features include V der-voltage lockout, thermal shutdown and gate drive under- voltage lockout. The part is available in a thermally enhanced eTSSOP-20 package Typical Application SIMPLE SWITCHER® registered trademark of National Semiconductor Corporation © 2009 National Semiconductor Corporation LM3100 Features ■ ...
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Connection Diagram Ordering Information Order Number Package Type LM3100MH Exposed Pad TSSOP-20 LM3100MHX www.national.com 20174703 20-lead Plastic eTSSOP (MXA20A) NSC Package Drawing MXA0020 73 units per Anti-Static Tube 2500 Units on Tape and Reel 2 Supplied As ...
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Pin Descriptions Pin Name 1,9,10,12,19,20 N VIN 6 BST Connection for bootstrap capacitor 7 GND TST RON 16 VCC 17, 18 PGND DAP EP Description Application Information ...
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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, RON to GND SW to GND SW to GND (Transient) VIN to SW BST to SW All Other Inputs to GND Electrical Characteristics over the full Operating Junction Temperature (T statistical correlation ...
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Symbol Parameter Thermal Shutdown T Thermal shutdown temperature SD T Thermal shutdown temperature SD-HYS hysteresis Note 1: Absolute Maximum Ratings are limits beyond which damage to the device may occur. Operating Ratings are conditions under which operation of the device ...
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Typical Performance Characteristics All curves taken 18V with configuration in typical application circuit for V IN unless otherwise specified. Quiescent Current www.national.com 20174718 IN 20174720 6 = 3.3V ...
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Switching Frequency 20174722 R vs Temperature DS(ON) 20174724 V Regulation vs Load Current OUT (V = 3.3V) OUT 20174726 V vs Temperature FB Efficiency vs Load Current (V = 3.3V) OUT Efficiency vs Load Current ...
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V Regulation vs Load Current OUT (V = 0.8V) OUT Enable Transient (V = 3.3V, 1.5A Loaded) OUT Continuous Mode Operation (V = 3.3V, 1.5A Loaded) OUT www.national.com (V 20174728 (V 20174730 Discontinuous Mode Operation (V OUT 20174732 8 Power ...
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CCM to DCM Transition (V = 3.3V, 0.15A - 1.5A Load) OUT 20174734 Load Transient (V = 3.3V, 0.15A - 1.5A Load, Current slew-rate: 2.5A/µs) OUT 9 20174735 www.national.com ...
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Simplified Functional Block Diagram www.national.com 10 20174701 ...
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Functional Description The LM3100 Step Down Switching Regulator features all functions needed to implement a cost effective, efficient buck power converter capable of supplying 1. load. This voltage regulator contains Dual 40V N-Channel buck syn- chronous switches and ...
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For all cases, this voltage must be limited not to exceed 7V. FIGURE 1. Shutdown Implementation www.national.com Current Limit Current limit detection occurs during the off-time by monitor- ing the re-circulating current through the low-side syn- chronous ...
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N-Channel Buck Switch and Driver The LM3100 integrates an N-Channel buck (high-side) switch and associated floating high voltage gate driver. The gate drive circuit works in conjunction with an external bootstrap capacitor and an internal high voltage diode ...
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Inductor Selector for V : The capacitor on the V output provides not only noise C VCC CC filtering and stability, but also prevents false triggering of the V UVLO at the buck switch on/off transitions. For this rea- CC ...
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Typical Application Schematic for V OUT Typical Application Schematic for V OUT 15 20174716 = 3.3V 20174717 = 0.8V www.national.com ...
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Physical Dimensions www.national.com inches (millimeters) unless otherwise noted 20-Lead Plastic eTSSOP Package NS Package Number MXA20A 16 ...
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Notes 17 www.national.com ...
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