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LM48520 Datasheet(PDF) 3 Page - Texas Instruments

Part # LM48520
Description  Boosted Stereo Class D Audio Power Amplifier with Output Speaker Protection and Spread Spectrum
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM48520 Datasheet(HTML) 3 Page - Texas Instruments

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XTG
I5
3
2
1
VDD
BstFB
Soft
Start
SW_
GND
INR+
INR-
FB_GND
INL-
V1
BstSD
GND
Gain0
A
B
C
4
INL+
SW
PV1
AmpSD
OUTR+
NC
OUTL+
GAIN1
VLimit
OUTR-
PGND
OUTL-
NC
5
D
E
LM48520, LM48520TLBD
www.ti.com
SNAS367B – FEBRUARY 2008 – REVISED MARCH 2008
Connection Diagram
LM48520TL
Figure 2. Top View
Order Number LM48520TL
See NS Package Number TLA25AAA
Micro SMD Marking
Figure 3. Top View
X — Date Code
T — Die Traceability
G — Boomer Family
I5 — LM48520TL
Table 2. Pin Descriptions
Pin Designator
Pin Name
Pin Function
A1
VDD
Power Supply
Regulator Feedback Input. Connect BstFB to an external resistive voltage divider to
A2
BstFB
set the boost output voltage.
A3
Soft Start
Soft start capacitor
A4
SW_GND
Booster ground
A5
SW
Drain of the Internal FET switch
B1
INR+
Non-inverting right channel input
B2
INR-
Inverting right channel input
B3
FB_GND
Ground return for R1, R2 resistor divider
Copyright © 2008, Texas Instruments Incorporated
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Product Folder Links: LM48520 LM48520TLBD


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