ST TDA2009A User Manual

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TDA2009A

10 +10W STEREO AMPLIFIER

.HIGH OUTPUT POWER

.(10 + 10W Min. @ D = 1%)

.HIGH CURRENT CAPABILITY (UP TO 3.5A)

.AC SHORT CIRCUIT PROTECTION

.THERMAL OVERLOAD PROTECTION SPACE AND COST SAVING : VERY LOW NUMBER OF EXTERNAL COMPONENTS AND SIMPLE MOUNTING THANKS TO THE MULTIWATT PACKAGE.

MULTIW ATT11

ORDERING NUMBER : TDA2009A

DESCRIPTION

The TDA2009A is class AB dual Hi-Fi Audio power amplifier assembled in Multiwatt package, specially designed for high quality stereo application as Hi-Fi and music centers.

PIN CONNECTION

May 1995

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TDA2009A

SCHEMATIC DIAGRAM

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				TDA2009A
ABSOLUTE MAXIMUM RATINGS
Symbol	Parameter		Value	Unit
Vs	Supply Voltage		28	V
Io	Output Peak Current (repetitive f ≥ 20 Hz)		3.5	A
Io	Output Peak Current (non repetitive, t = 100 μs)		4.5	A
Ptot	Power Dissipation at Tcase = 90 °C		20	W
Tstg, Tj	Storage and Junction Temperature		± 40, + 150	°C
THERMAL DATA
Symbol	Parameter		Value	Unit
Rth j-case	Thermal Resistance Junction-case	Max.	3	°C/W

ELECTRICAL CHARACTERISTICS

(refer to the stereo application circuit, Tamb = 25oC, VS = 24V, GV = 36dB, unless otherwise specified)

Symbol	Parameter	Test Conditions		Min.	Typ.	Max.	Unit
Vs	Supply Voltage			8		28	V
Vo	Quiescent Output Voltage	Vs = 24V			11.5		V
Id	Total Quiescent Drain Current	Vs = 24V			60	120	mA
Po	Output Power (each channel)	d = 1%, Vs = 24V, f = 1kHz
		RL = 4Ω			12.5		W
		RL = 8Ω			7		W
		f = 40Hz to 12.5kHz
		RL = 4Ω		10			W
		RL = 8Ω		5			W
		Vs = 18V, f = 1kHz
		RL = 4Ω			7		W
		RL = 8Ω			4		W
d	Distortion (each channel)	f = 1kHz, Vs = 24V	RL = 4Ω
		Po = 0.1 to 7W			0.2		%
		Po = 0.1 to 3.5W	RL = 8Ω		0.1		%
		Vs = 18V	RL = 4 Ω
		Po = 0.1 to 5W			0.2		%
		Po = 0.1 to 2.5W	RL = 8Ω		0.1		%
CT	Cross Talk (3)	RL = ∞ , Rg = 10kΩ					dB
		f = 1kHz			60
		f = 10kHz			50
Vi	Input Saturation Voltage (rms)			300			mV
Ri	Input Resistance	f = 1kHz, Non Inverting Input		70	200		kΩ
fL	Low Frequency Roll off (± 3dB)	RL = 4Ω			20		Hz
fH	High Frequency Roll off (± 3dB)	RL = 4Ω			80		kHz
Gv	Voltage Gain (closed loop)	f = 1kHz		35.5	36	36.5	dB
Gv	Closed Loop Gain Matching				0.5		dB
eN	Total Input Noise Voltage	Rg = 10kΩ (1)			1.5		μV
		Rg = 10kΩ (2)			2.5	8	μV
SVR	Supply Voltage Rejection (each channel)	Rg = 10kΩ			55		dB
		fripple = 100Hz, Vripple = 0.5V
TJ	Thermal Shut-down Junction Temperature				145		°C

Notes : 1. Curve A

2.22Hz to 22kHz

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TDA2009A

Figure 1 : Test and Application Circuit (GV = 36dB)

Figure 2 : P.C. board and component layout of the fig. 1

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