TDA7498 STMicroelectronics, TDA7498 Datasheet - Page 9

• Manufacturer Part Number: TDA7498
• Description: Audio Amplifiers 100W +100W Dual BTL Class-D 4-Select dB
• Manufacturer: STMicroelectronics

Specifications of TDA7498

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7498
Table 6.
T
R
V
V
R
P
P
P
η
THD
G
∆G
C
eN
SVRR
T
f
f
V
V
Symbol
SW
SWR
r
j
o
o
OVP
UVP
D
inH
inL
i
dsON
T
, T
V
V
f
Junction temperature at thermal
shutdown
Input resistance
Overvoltage protection threshold -
Undervoltage protection
threshold
Power transistor on resistance
Output power
Output power
Dissipated power
Efficiency
Total harmonic distortion
Closed-loop gain
Gain matching
Crosstalk
Total input noise
Supply voltage rejection ratio
Rise and fall times
Switching frequency
Output switching frequency
range
Digital input high (H)
Digital input low (L)
Electrical specifications (continued)
Parameter
Doc ID 16107 Rev 4
-
Differential input
-
High side
Low side
THD = 10%
THD = 1%
R
P
THD = 10%
P
P
GAIN0 = L, GAIN1 = L
GAIN0 = L, GAIN1 = H
GAIN0 = H, GAIN1 = L
GAIN0 = H, GAIN1 = H
-
f = 1 kHz, P
A Curve, G
f = 22 Hz to 22 kHz
fr = 100 Hz, Vr = 0.5 Vpp,
C
-
Internal oscillator
With internal oscillator
With external oscillator
-
o
o
o
L
SVR
= 100 W + 100 W,
= 100 W + 100 W
= 1 W
= 8 Ω, THD = 10%
= 10 µF
Condition
V
o
= 20 dB
= 1 W
(1)
(2)
Electrical specifications
-
48
42
-
-
-
-
-
-
36.6
50
-
-
-
290
250
250
2.3
-
-
-
24.6
30.6
34.1
-1
-
-
Min
150
60
43
-
0.2
0.2
100
78
80
20
90
0.1
25.6
31.6
35.1
37.6
-
70
15
25
70
50
310
-
-
-
-
Typ
-
-
-
8
-
-
-
-
-
-
-
-
26.6
32.6
36.1
38.6
1
-
-
50
-
-
330
400
400
-
0.8
Max
°C
kΩ
V
V
Ω
W
W
W
%
%
dB
dB
dB
µV
dB
ns
kHz
kHz
V
Unit
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