LM48580TLX/NOPB National Semiconductor, LM48580TLX/NOPB Datasheet
LM48580TLX/NOPB
Specifications of LM48580TLX/NOPB
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LM48580TLX/NOPB Summary of contents
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... Quiescent Power Supply current at 3.6V ■ Power Dissipation at 25V P-P ■ Shutdown current Typical Application Boomer ® registered trademark of National Semiconductor Corporation. © 2010 National Semiconductor Corporation LM48580 Features ■ Class H Driver ■ Integrated Boost Converter ■ Bridge-tied Load Output ■ ...
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Connection Diagrams TL Package 1.46mm x 1.97mm x 0.6mm Top View Order Number LM48580TL See NS Package Number TLA12Z1A www.national.com 12–Bump micro SMD Marking 30108071 TLA12 Package View (Bumps Up) 2 30108072 Top View XY = Date code TT = ...
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Ordering Information Package Order Package Drawing Number Number LM48580TL 12 Bump µSMD TLA12Z1A LM48580TLX 12 Bump µSMD TLA12Z1A Pin Descriptions Bump Name A1 OUT+ A2 SGND A3 IN+ B1 OUT- B2 GAIN B3 IN AMP C2 SHDN V ...
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... Absolute Maximum Ratings 2) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage (Note 1) SW Voltage VBST Voltage V AMP Input Voltage Power Dissipation (Note 3) ESD Rating, Human Body Model (Note 4) ESD Rating, Machine Model ...
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Symbol Parameter Boost Converter Switching f SW Frequency I Boost Converter Current Limit LIMIT V Logic High Input Threshold IH V Logic Low Input Threshold IL I Input Leakage Current IN Note 1: “Absolute Maximum Ratings” indicate limits beyond which ...
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Typical Performance Characteristics THD+N vs Frequency V = 3.6V OUT = 6μF + 10Ω Output Voltage vs Frequency V = 3.6V, THD 6μF + 10Ω THD+N vs Output Voltage = ...
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Power Consumption vs Output Voltage = 6μF + 10Ω 3.6V 30108015 Output Voltage vs Supply Voltage = 6μF + 10Ω 200Hz R L 30108017 CMRR vs Frequency V = 3.6V ...
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Application Information GENERAL AMPLIFIER FUNCTION The LM48580 is a fully differential, Class H ceramic element driver for ceramic speakers and haptic actuators. The inte- grated, high efficiency boost converter dynamically adjusts the amplifier’s supply voltage based on the output signal, ...
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SHUTDOWN FUNCTION The LM48580 features a low current shutdown mode. Set SD = GND to disable the amplifier and boost converter and reduce supply current to 0.01µA. PROPER SELECTION OF EXTERNAL COMPONENTS Boost Converter Capacitor Selection The LM48580 boost converter ...
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Demoboard Bill of Materials DESIGNATOR QUANTITY C5 UNSTUFFED JU1, JU2 2 LM48580TL 1 www.national.com TABLE 4. Demoboard Bill of Materials DESCRIPTION 10µF ±10% ...
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Demo Board Schematic 11 30108006 www.national.com ...
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PC Board Layout Top Silk Screen Layer 2 Bottom Silkscreen www.national.com 30108008 Top Layer 30108003 30108002 Bottom Layer 12 30108007 30108005 Layer 3 30108001 ...
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Revision History Rev Date 1.0 02/23/10 Description Initial released. 13 www.national.com ...
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Physical Dimensions X1 = 1.463±0.03mm www.national.com inches (millimeters) unless otherwise noted Thin micro SMD Order Number LM48580TL NS Package Number TLA12Z1A 1.970±0.03mm X3 = 0.600±0.075mm 14 ...
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Notes 15 www.national.com ...
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... For more National Semiconductor product information and proven design tools, visit the following Web sites at: www.national.com Products Amplifiers www.national.com/amplifiers Audio www.national.com/audio Clock and Timing www.national.com/timing Data Converters www.national.com/adc Interface www.national.com/interface LVDS www.national.com/lvds Power Management www.national.com/power Switching Regulators www.national.com/switchers LDOs www.national.com/ldo LED Lighting www ...