lm48556tlx National Semiconductor Corporation, lm48556tlx Datasheet
lm48556tlx
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lm48556tlx Summary of contents
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... Superior click and pop suppression eliminates audible tran- sients on power-up/down and during shutdown. The LM48556 is available in an ultra-small 12-bump micro SMD package (2mm x 1.5mm). Boomer ® registered trademark of National Semiconductor Corporation. © 2008 National Semiconductor Corporation Key Specifications ■ Output Voltage Swing ...
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Typical Application www.national.com FIGURE 1. Typical Audio Amplifier Application Circuit 2 300572d4 ...
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... Connection Diagrams 12 Bump micro SMD Top View Order Number LM48556TL, LM48556TLX See NS Package Number TLA121AA 12 Bump micro SMD Package View 3 300572d6 30057231 www.national.com ...
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... Ordering Information Order Number Package 12 bump micro LM48556TL SMD 12 bump micro LM48556TLX SMD www.national.com LM48556TL Marking Top View XY = Date Code TT = Lot Traceability G = Boomer Family K4 = LM48556TL Name OUT- Amplifier Inverting Output SV Signal Power Supply - Positive DD IN+ Amplifier Non-inverting Input ...
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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 ( (Note 1) Storage Temperature Input Voltage Power Dissipation (Note 3) ESD ...
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Symbol Parameter PSRR Power Supply Rejection Ratio CMRR Common Mode Rejection Ratio V Logic High Threshold Voltage LH V Logic Low Threshold Voltage LL Note 1: “Absolute Maximum Ratings” indicate limits beyond which damage to the device may occur, including ...
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Typical Performance Characteristics = 15Ω+1μ 20dB 22kHz THD+N vs Frequency V = 2.7V THD+N vs Frequency V = 4.5V 17. THD+N vs Output ...
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CMRR vs Frequency V = 2.7V, Input referred DD CMRR vs Frequency V = 4.5V, Input referred DD PSRR vs Frequency V = 3.6V, Input referred DD www.national.com CMRR vs Frequency V = 3.6V, Input referred DD 300572d0 PSRR vs ...
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Output Voltage vs Frequency V = 2.7V, THD Output Voltage vs Frequency V = 4.5V, THD Power Consumption vs Output Voltage Swing ≤ 2.7V, THD Output Voltage vs Frequency V ...
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Power Consumption vs Output Voltage Swing ≤ 4.5V, THD 300572e6 ...
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Application Information GENERAL AMPLIFIER FUNCTION The LM48556 is a fully differential ceramic speaker driver that utilizes National’s inverting charge pump technology to deliv- er the high drive voltages required by ceramic speakers, without the need for noisy, board-space consuming inductive ...
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R C (Hz Where the value determined by equation (1) in the IN Gain Setting Resistor Selection section. When the LM48556 is using a single-ended source, power supply noise ...
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Bill Of Materials Component Description LM48556TL LM48556TL 4.7μF, ceramic, low ESR (<0.1Ω) 16V, Capacitor -40°C to +85°C 82μF, 16V, -40°C to +85°C Capacitor 82μF, 16V, -40°C to +85°C Capacitor 0.47μF, 16V, -40°C to +85° Capacitor 0.47μF, 16V, -40°C to +85°C ...
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Demonstration Board Schematic www.national.com FIGURE 3: Demo Board Schematic 14 300572b0 ...
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Demonstration Board PCB Views FIGURE 4: Top Overlay FIGURE 5: Top Layer 15 300572b6 300572b5 www.national.com ...
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FIGURE 6: Mid Layer 1 FIGURE 7: Mid Layer 2 16 300572b3 300572b4 ...
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FIGURE 8: Bottom Overlay FIGURE 9: Bottom Layer 17 300572b2 300572b1 www.national.com ...
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Revision History Rev Date 1.0 06/03/08 1.01 12/09/08 www.national.com Description Initial release. Changed Power Supply Voltage Limits from 4.5V to 5.0V. 18 ...
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... Physical Dimensions inches (millimeters) unless otherwise noted 12 Bump micro SMD Order Number LM48556TL, LM48556TLX NS Package Number TLA121AA = 1488μ 1996μm, = 600μ www.national.com ...
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... National Semiconductor and the National Semiconductor logo are registered trademarks of National Semiconductor Corporation. All other brand or product names may be trademarks or registered trademarks of their respective holders. ...