lm48580tlx National Semiconductor Corporation, lm48580tlx Datasheet
lm48580tlx
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lm48580tlx 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 BST PGND Ordering Information Table Transport Media 250 units on tape and reel 3000 units on tape and reel TABLE 1 ...
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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, ...
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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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... 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. ...