TDA7493 STMicroelectronics, TDA7493 Datasheet - Page 9
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TDA7493
Manufacturer Part Number
TDA7493
Description
Audio Amplifiers 3W + 3W Dual BTL Class-D 4-Select dB
Manufacturer
STMicroelectronics
Datasheet
1.TDA7493.pdf
(30 pages)
Specifications of TDA7493
Amplifier Class
D
No. Of Channels
2
Output Power
3W
Supply Voltage Range
3V To 5.5V
Thd + N
0.05% @ 0.5W, 4ohm, VCC=5V
Load Impedance
4ohm
Operating Temperature Range
0°C To +70°C
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TDA7493-13TR
Manufacturer:
ST
Quantity:
20 000
Company:
Part Number:
TDA749313TR
Manufacturer:
MXIC
Quantity:
1 101
TDA7493
4
4.1
4.2
4.3
Electrical specifications
Absolute maximum ratings
Table 3.
Thermal data
Table 4.
1. FR4 with via holes, copper area 9 cm² as explained in
Electrical characteristics
Refer to
C4 = 100 nF, f = 1 kHz, G
Table 5.
V
Vi
Top
Tstg, Tj
Rth j-case
Rth j-amb
V
Iq
Vos
Po
Po
Pd
η
Symbol
Symbol
CC
CC
Symbol
Figure 3: Typical application
DC supply on pins PVCCPL, PVCCPR, PVCCNL,
PVCCNR, SVCC
Input on pins STANDBY, INNL, INPL, INNR, INPR,
GAIN0, GAIN1
Operating temperature
Storage and junction temperature
Supply range
Total quiescent current
Output offset voltage
Output power (filterless)
Output power (with filter)
Dissipated power
Efficiency
Thermal resistance junction to case
Thermal resistance junction to ambient
(on recommended PCB)
Absolute maximum rating
Thermal data
Electrical characteristics
Parameter
V
= 18 dB, Tamb = 25 °C, unless otherwise specified.
Doc ID 14570 Rev 5
Parameter
Parameter
(1)
-
No filter, no load
Vi = 0, Gv = 6 dB, no load
THD = 10%
THD = 1%
THD = 10%
THD = 1%
Po = 2.8 W + 2.8 W,
THD = 10%
Po = 2.8 W + 2.8 W, R
circuit, V
Condition
CC
Chapter 8 on page
= 5 V, R
L
= 4
L
(load) = 4 Ω, R1 = 39 kΩ,
Ω
28.
-0.3
-0.3
0
-40
3.0
-
-20
-
-
-
-
-
-
Negative
-
-
Min
Min
value
Electrical specifications
-
7
-
3.0
2.4
2.8
2.2
1.1
83
2
37
Typ
Typ
6
6
70
150
Positive
value
5.5
-
20
-
-
-
-
-
-
3
-
Max
Max
V
mA
mV
W
W
W
W
W
%
V
V
°C
°C
°C/W
°C/W
Unit
Unit
Unit
9/30