LM4802BLQBD/NOPB National Semiconductor, LM4802BLQBD/NOPB Datasheet
LM4802BLQBD/NOPB
Specifications of LM4802BLQBD/NOPB
LM4802BLQBD/NOPB Summary of contents
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... The LM4802B is unity-gain stable. Its gain is set by external resistors. Connection Diagram Boomer ® registered trademark of National Semiconductor Corporation. © 2005 National Semiconductor Corporation Key Specifications j Quiescent Power Supply Current j BTL Voltage Swing (2µ ...
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Typical Application FIGURE 1. Typical Audio Amplifier Application Circuit www.national.com 20094110 2 ...
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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. Supply Voltage ( Supply Voltage ( Storage Temperature Input Voltage Power Dissipation (Note 3) ESD Susceptibility (Note 4) ESD Susceptibility (Note 5) Electrical Characteristics V The following specifications apply for V otherwise specified ...
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Electrical Characteristics V The following specifications apply for V otherwise specified. Limits apply for T Symbol Parameter THD+N Total Harmomic Distortion + Noise e Output Noise OS PSRR Power Supply Rejection Ratio V Feedback Pin Reference Voltage FB Note 1: ...
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Typical Performance Characteristics THD+N vs Frequency 2µF + 30Ω THD+N vs Output Voltage 2µF + 30Ω THD+N vs Output Voltage V = 3V, Z ...
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Typical Performance Characteristics THD+N vs Output Voltage 2µF + 30Ω Load Current vs V PSRR vs Frequency V = 5.0V 2µF + 30Ω 200mV , A ...
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Typical Performance Characteristics PSRR vs Frequency V = 6.1V 2µF + 30Ω 200mV , A ripple pp V-BTL Power Derating Curve - LLP P = 136mW DMAX V = 4.2V 2µF + ...
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Typical Performance Characteristics Amplifier Frequency Response vs Input Capacitor Size Oscillator Frequency vs Temperature - “X” Feedback Bias Current vs Temperature www.national.com (Continued) 20094102 20094104 20094109 8 Switch Current Limit vs Duty Cycle - “X” 20094103 Feedback Voltage vs Temperature ...
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Typical Performance Characteristics Temperature (Continued) 20094107 20094108 www.national.com ...
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... This plane forms a thermal mass, heat sink, and radiation area. Further detailed and specific information con- cerning PCB layout, fabrication, and mounting an LD (LLP) package is found in National Semiconductor’s Package En- gineering Group under application note AN1187 ...
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Application Information SHUTDOWN FUNCTION In many applications, a microcontroller or microprocessor output is used to control the shutdown circuitry to provide a quick, smooth transition into shutdown. Another solution is to use a single-pole, single-throw switch, and a pull-up resistor. ...
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Application Information SETTING THE OUTPUT VOLTAGE (V CONVERTER The output voltage is set using the external resistors R1 and R2 (see Figure 1). A value of approximately 13.3kΩ is rec- ommended for R2 to establish a divider current of approxi- ...
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Application Information CALCULATING OUTPUT CURRENT OF BOOST CONVERTER (I ) AMP As shown in Figure 2 which depicts inductor current, the load current is related to the average inductor current by the relation (AVG ...
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Application Information www.national.com (Continued) FIGURE 3. Demo Board Reference Schematic 14 20094183 ...
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Demonstration Board Layout Composite Layer Top Layer 15 200941A0 200941A1 www.national.com ...
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Demonstration Board Layout www.national.com (Continued) Top Overlay Bottom Layer 16 200941A2 20094199 ...
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