TDA7250 STMicroelectronics, TDA7250 Datasheet

TDA7250
Manufacturer Part Number	TDA7250
Description	Audio DSPs 60W Dual Audio Drvr
Manufacturer	STMicroelectronics
TDA7250 datasheet	1. TDA7250.pdf (11 pages)

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Warranty: 60 days

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Specifications of TDA7250
Mounting Style	Through Hole	Package / Case	PDIP-20
Lead Free Status / RoHS Status	Lead free / RoHS Compliant

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WIDE SUPPLY VOLTAGE RANGE : 20 TO 90 V

( 10 to 45 V)

VERY LOW DISTORTION

AUTOMATIC QUIESCENT CURRENT

CONTROL FOR THE POWER TRANSISTORS

WITHOUT TEMPERATURE SENSE

ELEMENTS

OVERLOAD CURRENT PROTECTION FOR

THE POWER TRANSISTORS

MUTE/STAND-BY FUNCTIONS

LOW POWER CONSUMPTION

OUTPUT POWER 60 W/8

DESCRIPTION

The TDA7250 stereo audio driver is designed to

drive two pair of complementary output transistor in

the Hi-Fi power amplifiers.

APPLICATION CIRCUIT

September 2003

60 W HI-FI DUAL AUDIO DRIVER

AND 100 W/4

TDA7250

DIP20

ORDERING NUMBER : TDA7250

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TDA7250 Summary of contents
Page 1 ... THE POWER TRANSISTORS . MUTE/STAND-BY FUNCTIONS . LOW POWER CONSUMPTION OUTPUT POWER 60 W/8 DESCRIPTION The TDA7250 stereo audio driver is designed to drive two pair of complementary output transistor in the Hi-Fi power amplifiers. APPLICATION CIRCUIT September 2003 60 W HI-FI DUAL AUDIO DRIVER AND 100 W/4 TDA7250 ... Page 2 ... TDA7250 PIN CONNECTION (top view) ABSOLUTE MAXIMUM RATINGS Symbol V Supply Voltage s P Power Dissipation at T tot Storage and Junction Temperature j stg THERMAL DATA Symbol R Thermal Resistance Junction-ambient th j-amb 2/11 Parameter = 60 C amb Parameter Value 100 1.4 – 150 Value Max. 65 Unit ... Page 3 ... AC Input Ground in MUTE Condition. Positive Supply Voltage. Positive Voltage Sense Input for Overload Protection and for Automatic Quiescent Current Control. Out Signal to High Driver Transistor of Channel 1. Out Signal to Low Driver Transistor of Channel 1. Feedback from Output (channel 1). TDA7250 Function > the devic IN 3/11 ... Page 4 ... TDA7250 BLOCK DIAGRAM 4/11 ... Page 5 ... 100 kHz Test Conditions / Mute kHz KHz ; Test Conditions – Test Conditions Charge Discharge – TDA7250 35 V, play mode, unless otherwise Min. Typ. Max 0 100 200 0.004 0. 100 Min. Typ. Max. 0.1 1.0 1.25 1.5 200 2.4 3.0 3.6 ... Page 6 ... TDA7250 Figure 1 : Application Circuit with Power Darlingtons. Note : Q1/Q2 = Q3/Q4 = TIP 142/TIP147 R1/R2 6/11 ... Page 7 ... Figure 2 : Output Power vs. Supply Voltage. Figure 4 : Channel Separation. Figure 6 : Quiescent Current vs. Supply Voltage. Figure 3 : Distortion vs.Output Power (). Figure 5 : Supply Voltage Rejection vs. Frequency. Figure 7 : Quiescent Current vs. T TDA7250 . amb 7/11 ... Page 8 ... TDA7250 Figure 8 : Total Dissipated Power vs. Output Powe r (). Figure 10 : Play-mute Standby Operation. () Complete circuit 8/11 Figure 9 : Efficiency vs. Output Power (). ... Page 9 ... Figure 11 : Application Circuit Using Power Transistors. Figure 12 : Suggested Transistor Types for Various Loads and Powers 15W +30W +50W BDX BDX BDW 53/54A 53/54B 93/94B +70W 30W +50W TIP BDW 142/147 93/94A 93/94B TDA7250 +90W +130W BDW BDV MJ 64/65B 11013/11014 9/11 ... Page 10 ... TDA7250 mm DIM. MIN. TYP. MAX. MIN. a1 0.254 0.010 B 1.39 1.65 0.055 b 0.45 b1 0.25 D 25.4 E 8.5 e 2.54 e3 22.86 F 7.1 I 3.93 L 3.3 Z 1.34 10/11 inch MECHANICAL DATA TYP. MAX. 0.065 0.018 0.010 1.000 0.335 0.100 0.900 0.280 0.155 0.130 0.053 OUTLINE AND DIP20 ... Page 11 ... Australia – Belgium - Brazil - Canada - China – Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States All other names are the property of their respective owners © 2003 STMicroelectronics - All rights reserved STMicroelectronics GROUP OF COMPANIES www.st.com TDA7250 11/11 ...

TDA7250 Summary of contents

Page 1
... THE POWER TRANSISTORS . MUTE/STAND-BY FUNCTIONS . LOW POWER CONSUMPTION OUTPUT POWER 60 W/8 DESCRIPTION The TDA7250 stereo audio driver is designed to drive two pair of complementary output transistor in the Hi-Fi power amplifiers. APPLICATION CIRCUIT September 2003 60 W HI-FI DUAL AUDIO DRIVER AND 100 W/4 TDA7250 ...
Page 2
... TDA7250 PIN CONNECTION (top view) ABSOLUTE MAXIMUM RATINGS Symbol V Supply Voltage s P Power Dissipation at T tot Storage and Junction Temperature j stg THERMAL DATA Symbol R Thermal Resistance Junction-ambient th j-amb 2/11 Parameter = 60 C amb Parameter Value 100 1.4 – 150 Value Max. 65 Unit ...
Page 3
... AC Input Ground in MUTE Condition. Positive Supply Voltage. Positive Voltage Sense Input for Overload Protection and for Automatic Quiescent Current Control. Out Signal to High Driver Transistor of Channel 1. Out Signal to Low Driver Transistor of Channel 1. Feedback from Output (channel 1). TDA7250 Function > the devic IN 3/11 ...
Page 4
... TDA7250 BLOCK DIAGRAM 4/11 ...
Page 5
... 100 kHz Test Conditions / Mute kHz KHz ; Test Conditions – Test Conditions Charge Discharge – TDA7250 35 V, play mode, unless otherwise Min. Typ. Max 0 100 200 0.004 0. 100 Min. Typ. Max. 0.1 1.0 1.25 1.5 200 2.4 3.0 3.6 ...
Page 6
... TDA7250 Figure 1 : Application Circuit with Power Darlingtons. Note : Q1/Q2 = Q3/Q4 = TIP 142/TIP147 R1/R2 6/11 ...
Page 7
... Figure 2 : Output Power vs. Supply Voltage. Figure 4 : Channel Separation. Figure 6 : Quiescent Current vs. Supply Voltage. Figure 3 : Distortion vs.Output Power (*). Figure 5 : Supply Voltage Rejection vs. Frequency. Figure 7 : Quiescent Current vs. T TDA7250 . amb 7/11 ...
Page 8
... TDA7250 Figure 8 : Total Dissipated Power vs. Output Powe r (*). Figure 10 : Play-mute Standby Operation. (*) Complete circuit 8/11 Figure 9 : Efficiency vs. Output Power (*). ...
Page 9
... Figure 11 : Application Circuit Using Power Transistors. Figure 12 : Suggested Transistor Types for Various Loads and Powers 15W +30W +50W BDX BDX BDW 53/54A 53/54B 93/94B +70W 30W +50W TIP BDW 142/147 93/94A 93/94B TDA7250 +90W +130W BDW BDV MJ 64/65B 11013/11014 9/11 ...
Page 10
... TDA7250 mm DIM. MIN. TYP. MAX. MIN. a1 0.254 0.010 B 1.39 1.65 0.055 b 0.45 b1 0.25 D 25.4 E 8.5 e 2.54 e3 22.86 F 7.1 I 3.93 L 3.3 Z 1.34 10/11 inch MECHANICAL DATA TYP. MAX. 0.065 0.018 0.010 1.000 0.335 0.100 0.900 0.280 0.155 0.130 0.053 OUTLINE AND DIP20 ...
Page 11
... Australia – Belgium - Brazil - Canada - China – Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States All other names are the property of their respective owners © 2003 STMicroelectronics - All rights reserved STMicroelectronics GROUP OF COMPANIES www.st.com TDA7250 11/11 ...

TDA7250

TDA7250

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TDA7250 Summary of contents

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