LM396K National Semiconductor, LM396K Datasheet
LM396K
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LM396K Summary of contents
Page 1
... Typical Applications V OUT FIGURE 1 Basic 1 25V to 15V Regulator C 1995 National Semiconductor Corporation TL H 9059 The LM196 is exceptionally easy to use Only two external resistors are used to to set output voltage On-chip adjust- ment of the reference voltage allows a much tighter specifi- ...
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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 Power Dissipation Input-Output Voltage Differential Operating Junction Temperature Range LM196 Control Section b Power Transistor b LM396 Control Section Power Transistor Electrical Characteristics ...
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Electrical Characteristics (Note 1) (Continued) Parameter Conditions Power Dissipation ( MAX IN (Note 11 OUT OUT Drop-Out Voltage I 10A e OUT LM196 LM396 Full Temperature ...
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Application Hints (Continued) The actual heat sink chosen for the LM196 will be deter- mined by the worst-case continuous full load current input voltage and maximum ambient temperature Overload or short circuit output conditions do not normally have to be ...
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Application Hints (Continued) Although it may not be immediately obvious best load regu- lation is obtained when the top of the divider is connected directly to the output pin not to the load This is illustrated in Figure 2 If ...
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Application Hints (Continued) Input and Output Capacitors The LM196 will tolerate a wide range of input and output capacitance but long wire runs or small values of output capacitance can sometimes cause problems If an output capacitor is used it ...
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Typical Performance Characteristics Reference Drift Current Limit Maximum Heat Sink Thermal Resistance See ‘‘Heat Sinking’’ under Application Hints Minimum Input-Output Differential V is reduced until output drops 2% IN Maximum Power Dissipation As limited by maximum junction temperature TO-3 Interface ...
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Typical Performance Characteristics Reference Voltage Noise To obtain output noise multiply adjustment pinis not bypassed OUT Adjustment Current Line Transient Response Adjustment Pin Bypassed (Continued) Ripple Rejection Output Impedance Adjustment Pin Bypassed ( ...
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Typical Performance Characteristics Typical Applications (Continued) Regulation can be improved by adding an LM336 reference diode to increase the effective reference voltage to 3 75V Load and line regulation are improved including thermal effects FIGURE 4 Reducing ...
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Typical Applications (Continued 9059– 12 FIGURE 5a Paralleling Regulators Output will be within load Regulation of tracking units is improved Regulation of master unit is unchanged Load or input ...
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... Power NPNs have low collecter resistance and do not require collector bond wires Collectors are all common to substrate Standard NPNs are still isolated Connection Diagram Order Number LM196K STEEL or LM396K STEEL Parasatic line resistance created by wiring connectors or parallel ballasting FIGURE 8 Process Technology Metal Can Package TL H 9059 – ...
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Schematic Diagram 12 ...
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... National does not assume any responsibility for use of any circuitry described no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications TO-3 Metal Can Package (K) Order Number LM196K STEEL or LM396K STEEL NS Package Number K02B 2 A critical component is any component of a life ...