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PDF TDA7490LSA Data sheet ( Hoja de datos )
| Número de pieza | TDA7490LSA | |
| Descripción | Stereo Class-D Amplifier | |
| Fabricantes | STMicroelectronics | |
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TDA7490LSA
15W +15W Stereo Class-D Amplifier
Features
■ FEATURES
■ 15W + 15W CONTINUOUS OUTPUT
POWER: RL = 6Ω; THD = 10%; VCC ±14.5V
■ HIGH EFFICIENCY
■ SINGLE SUPPLY AND SPLIT SUPPLY
OPERATION
■ POP NOISE FREE
■ ST-BY AND MUTE FEATURES
■ SHORT CIRCUIT PROTECTION
■ THERMAL OVERLOAD PROTECTION
■ EXTERNALLY SYNCHRONIZABLE
Order codes
Part number
TDA7490LSA
Temp range, °C
0 to 70
CLIPWATT 19
Description
The tda7490LSA is a dual audio class-D amplifier
assembled in CLIPWATT 19 package specially
designed for high efficiency application mainly for
TV, LCD TV and Home Stereo sets.
.
Package
CLIPWATT 19
Packing
Tube
November 2005
Rev1
1/13
www.st.com
13
1 page  
TDA7490LSA
2 Electrical characteristcs
2 Electrical characteristcs
www.datasTheaebt4leu.c3o.m electrical characteristcs (Refer to the test circuit, VCC = ±14.5V; RL = 6Ω;
Demod. filter L = 33 µH, C = 220nF; f = 1KHz; R1 = 27kΩ; Tamb = 25°C unless otherwise
specified.)
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
VS Supply Range
Iq Total Quiescent Current
VOS Output Offset Voltage
Po Output Power
PD Maximum Dissipated Power
h Efficiency (1)
THD
Imax
Total Harmonic Distortion
Overcurrent Protection
Threshold
±7 ±15 V
RL = ∞; no LC filter
60 mA
-150
+150 mV
THD = 10%
THD = 1%
15 W
12 W
VCC = ±10V; RL = 4Ω
THD = 10%
THD = 1%
10 W
8W
VCC = ±13.5V; RL = 8Ω
THD = 10%
THD = 1%
10 W
8.2 W
Po = 10+10W; ; RL = 8Ω; THD =
10%; VCC = ±13.5V
3.5 W
Po = 10+10W; RL = 8Ω;
VCC = ±13.5V
86 %
RL = 8Ω; Po = 0.5W
0.1 %
RL = 0
2.5 A
Tj
Thermal Shut-down Junction
Temperature
GV Closed Loop Gain
∆GV Gain Matching
eN Total Input Noise
A Curve
f = 20Hz to 22KHz
CT Cross Talk
Ri Input Resistance
SVR Supply Voltage Rejection
Vrmax
Overvoltage Protection
Threshold
Tr, Tf Rising and Falling Time
RDSON Power Transistor on Resistance
f = 1KHz
f = 100Hz; Vr = 0.5
150
30
-1
7
12
t.b.d.
30
60
30
50
0.3
1
°C
dB
dB
µV
µV
dB
kΩ
dB
V
ns
W
5/13
5 Page 
TDA7490LSA
4 Package information
4 Package information
In order to meet environmental requirements, ST offers these devices in ECOPACK® packages.
www.datasheet4u.comThese packages have a Lead-free second level interconnect. The category of second Level
Interconnect is marked on the package and on the inner box label, in compliance with JEDEC
Standard JESD97. The maximum ratings related to soldering conditions are also marked on
the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at:
www.st.com.
Figure 16. clipwatt19 mechanical data & package dimensions
mm inch
DIM.
MIN. TYP. MAX. MIN. TYP. MAX.
A 3.2 0.126
B 1.05 0.041
C 0.15
0.006
D 1.50
0.061
E 0.49
0.55 0.019
0.022
F 0.47 0.50 0.58 0.018
0.020
F1 0.1 0.004
G 0.87 1.00 1.13 0.034 0.039 0.044
G1 17.87 18.0 18.13 0.703 0.708 0.713
H1 12.0
0.480
H2 18.6
0.732
H3 19.85
0.781
L 17.9
0.704
L1 14.55
0.572
L2 10.7 11.0 11.2 0.421 0.433 0.441
L3 5.50
0.217
M 2.54
0.100
M1 2.54
0.100
OUTLINE AND
MECHANICAL DATA
Clipwatt19
7390917 A
11/13
11 Page | ||
| Páginas | Total 13 Páginas | |
| PDF Descargar | [ Datasheet TDA7490LSA.PDF ] | |
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