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TDA8945S Datasheet(PDF) 1 Page - NXP Semiconductors

No. de pieza TDA8945S
Descripción Electrónicos  15 W mono Bridge Tied Load BTL audio amplifier
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Fabricante Electrónico  PHILIPS [NXP Semiconductors]
Página de inicio  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA8945S Datasheet(HTML) 1 Page - NXP Semiconductors

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TDA8945S
15 W mono Bridge Tied Load (BTL) audio amplifier
Rev. 02 — 7 April 2000
Product specification
c
c
1.
General description
The TDA8945S is a single-channel audio power amplifier with an output power of
15 W at an 8
Ω load and an 18 V supply. The circuit contains a Bridge Tied Load
(BTL) amplifier with an all-NPN output stage and standby/mute logic. The TDA8945S
comes in a 9-lead single in-line (SIL) power package. The TDA8945S is
printed-circuit board (PCB) compatible with all other types in the TDA894x family.
One PCB footprint accommodates both the mono and the stereo products.
2.
Features
s Few external components
s Fixed gain
s Standby and mute mode
s No on/off switching plops
s Low standby current
s High supply voltage ripple rejection
s Outputs short-circuit protected to ground, supply and across the load
s Thermally protected
s Printed-circuit board compatible.
3.
Applications
s Mains fed applications (e.g. TV sound)
s PC audio
s Portable audio.
4.
Quick reference data
Table 1:
Quick reference data
Symbol Parameter
Conditions
Min
Typ
Max
Unit
VCC
supply voltage
6
18
25
V
Iq
quiescent supply current
VCC =18V; RL = ∞
-
1828mA
Istb
standby supply current
-
-
10
µA


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