IC AMP AUDIO 150W AB 27FLEXIWATT

TDA7575

Manufacturer Part NumberTDA7575
DescriptionIC AMP AUDIO 150W AB 27FLEXIWATT
ManufacturerSTMicroelectronics
TypeClass AB
TDA7575 datasheets
 


Specifications of TDA7575

Output Type1-Channel (Mono) or 2-Channel (Stereo)Max Output Power X Channels @ Load150W x 1 @ 1 Ohm; 75W x 2 @ 2 Ohm
Voltage - Supply8 V ~ 18 VFeaturesDifferential Inputs, I²C, Mute, Short-Circuit and Thermal Protection, Standby
Mounting TypeThrough HolePackage / Case27-Flexiwatt (bent and staggered leads)
Operational ClassClass-ABOutput Power (typ)150x1@1Ohm/75x2@2OhmW
Audio Amplifier FunctionSpeakerTotal Harmonic Distortion0.02@1Ohm@30W%
Single Supply Voltage (typ)9/12/15VDual Supply Voltage (typ)Not RequiredV
Power Supply RequirementSinglePower Dissipation86W
Rail/rail I/o TypeNoSingle Supply Voltage (min)8V
Single Supply Voltage (max)18VDual Supply Voltage (min)Not RequiredV
Dual Supply Voltage (max)Not RequiredVOperating Temp Range-55C to 150C
Operating Temperature ClassificationMilitaryMountingSurface Mount
Pin Count36Package TypePSOP
Lead Free Status / RoHS StatusLead free / RoHS Compliant  
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DOCUMENT CD00003142
REVISION 3.0
TDA7575PD
Afterwards, when the Amplifier is biased, the PERMANENT diagnostic takes place. The previous Turn On state
is kept until a short appears at the outputs.
Fig A: Turn - On diagnostic: working principle
Fig. B and C show SVR and OUTPUT waveforms at the turn-on (stand-by out) with and without TURN-ON DI-
AGNOSTIC.
Fig B: SVR and Output behaviour
CASE 1: without turn-on diagnostic
Vsvr
Out
Bias (power amp turn-on)
I2CB DATA
FIG. C: SVR and Output pin behaviour
CASE 2: with turn-on diagnostic
Vsvr
Out
Diagnostic Enable
I2CB DATA
12/17
Copyright STMicroelectronics
ACTIVE
Vs~5V
I (mA)
Isource
Isource
Isink
CH+
CH-
Isink
Measure time
Permanent diagnostic
acquisition time (100mS Typ)
Diagnostic Enable
(Permanent)
FAULT
event
Permanent Diagnostics data (output)
permitted time
Turn-on diagnostic
acquisition time (100mS Typ)
Turn-on Diagnostics data (output)
(Turn-on)
permitted time
Bias (power amp turn-on)
Read Data
permitted time
COMPANY INTERNAL
DATE 22-Mar-2004
~100mS
t (ms)
t
Read Data
Permanent diagnostic
acquisition time (100mS Typ)
t
FAULT
Diagnostic Enable
event
(Permanent)
Permanent Diagnostics data (output)
permitted time
Unauthorized reproduction and communication strictly prohibited
page: 12/17