TDA7498ETR STMicroelectronics, TDA7498ETR Datasheet - Page 8

• Manufacturer Part Number: TDA7498ETR
• Description: Audio Amplifiers 160-Watt 160-Watt Dual BTL Class D Amp
• Manufacturer: STMicroelectronics

Specifications of TDA7498ETR

• Rohs: yes
• Product: Class-D
• Output Type: 1-Channel Mono or 2-Channel Stereo
• Output Power: 220 W x1 at 3 Ohms, 160 W x 2 at 4 Ohms
• Thd Plus Noise: 10 %
• Operating Supply Voltage: 14 V to 36 V
• Supply Current: 60 mA
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: PowerSSO-36
• Minimum Operating Temperature: 0 C

Electrical specifications
3.4
Table 6.
8/20
I
I
V
I
T
R
V
R
P
P
η
THD
G
ΔG
C
Vn
SVRR
T
f
f
q
qSTBY
OCP
SW
SWR
Symbol
r
OS
j
UVP
o
o
i
dsON
T
V
, T
V
f
Total quiescent current
Quiescent current in standby
Output offset voltage
Overcurrent protection threshold
Junction temperature at thermal
shutdown
Input resistance
Undervoltage protection threshold
Power transistor on resistance
Output power
Parallel BTL (mono) output power,
R
Efficiency
Total harmonic distortion
Closed-loop gain
Gain matching
Crosstalk
Total output noise
Supply voltage rejection ratio
Rise and fall times
Switching frequency
Output switching frequency range
Electrical specifications
Unless otherwise stated, the values in the table below are specified for the conditions:
V
Tamb = 25 °C.
Electrical specifications
L
CC
= 3 ohm, Vcc = 36 V
= 36 V, R
Parameter
L
= 4 Ω, R
OSC
= R3 = 39 kΩ, C8 = 100 nF, f = 1 kHz, G
Doc ID 022595 Rev 1
R
Differential input
f = 1 kHz, P
-
Internal oscillator
No LC filter, no load
-
Vi = 0 Av = 23.6 dB,
no load
-
-
High side
Low side
THD = 10%
THD = 1%
THD = 10%
THD = 1%
P
GAIN0 < 0.25*VDD
0.25*VDD < GAIN < 0.5*VDD
0.5*VDD < GAIN < 0.75*VDD
GAIN > 0.75*VDD
-
Inputs shorted and to Ground A
curve
Inputs shorted and to Ground
f = 20 Hz to 20 kHz
fr = 100 Hz, Vr = 0.5 Vpp,
C
With internal oscillator by changing
Rosc
o
L
SVR
= 1 W
= 0 Ω
(1)
= 10 µF
o
Condition
= 1 W
-
-
-20
10
140
-
-
-
-
-
-
-
-
-
-1
50
-
-
240
240
Min
V
= 23.6 dB
35
310
60
1
-
11
150
69
-
0.15
0.15
160
125
220
170
85
0.05
23.8
29.8
33.3
35.8
-
60
231
400
55
-
Typ
20
14
160
-
8
-
-
-
-
-
-
-
-
1
-
-
-
400
Max
TDA7498E
mA
µA
mV
A
°C
kΩ
V
Ω
W
W
%
%
dB
dB
dB
µV
µV
dB
ns
kHz
kHz
Unit