TDA7388
Preliminary
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATING
PARAMETER
SYMBOL
RATINGS
UNIT
Operating Supply Voltage
V
CC
18
V
DC Supply Voltage
V
CC(DC)
28
V
Peak Supply Voltage (t = 50ms)
V
CC(PK)
50
V
Repetitive (Duty Cycle 10%
4.5
A
Output Peak Current at f = 10Hz)
I
O
Non Repetitive (t = 100µs)
5.5
A
Power Dissipation (T
C
= 70°C)
P
D
80
W
Junction Temperature
T
J
150
°C
Storage Temperature
T
STG
-55 ~ 150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
Junction to Case
SYMBOL
θ
JC
RATINGS
1
UNIT
°C /W
ELECTRICAL CHARACTERISTICS
(V
S
=14.4V, f =1KHz, R
G
=600Ω, R
L
=4Ω, T
A
=25°C, Refer to the
Test and application diagram, unless otherwise specified.)
PARAMETER
Quiescent Current
Output Offset Voltage
During Mute ON/OFF Output
Offset Voltage
Voltage Gain
Output Power
Max. Output Power (Note 1)
Distortion
Output Noise
Supply Voltage Rejection
High Cut-Off Frequency
Input Impedance
Cross Talk
St-By Current Consumption
St-By OUT Threshold Voltage
St-By IN Threshold Voltage
Mute Attenuation
Mute OUT Threshold Voltage
Mute IN Threshold Voltage
V
S
Automute Threshold
SYMBOL
TEST CONDITIONS
I
Q1
R
L
=∞
V
OS
Play Mode
∆V
OS
G
V
P
O
P
O(MAX)
THD
e
NO
SVR
f
CH
R
I
C
T
I
SB
V
SB(OUT)
V
SB(IN)
A
M
V
M(OUT)
V
M(IN)
V
AM(IN)
(Amp: ON)
(Amp: OFF)
P
O(REF)
= 4W
(Amp: Play)
(Amp: Mute)
(Amp: Mute), Att≥80dB, P
O(REF)
=4Ω
(Amp: Play), Att <0.1dB, P
O
= 0.5Ω
V
MUTE
= 1.5V (Source Current)
3.5
1.5
80
3.5
90
1.5
6.5
8.5
20
THD = 10%, V
S
= 14.4V
V
S
= 14.4V
P
O
= 4W
"A" Weighted
B
W
= 20Hz ~ 20KHz
f = 100Hz, V
R
= 1Vrms
P
O
= 0.5W
f = 1KHz, P
O
= 4W
f = 10KHz, P
O
= 4W
25
22
38
26
26
41
0.04
50
70
65
200
100
70
60
MIN
120
TYP
190
MAX
350
±80
±80
27
UNIT
mA
mV
mV
dB
W
W
%
µV
µV
dB
KHz
KΩ
dB
dB
µA
V
V
dB
V
V
V
V
µA
0.15
70
100
50
100
70
60
50
50
Muting Pin Current
I
PIN22
Note: 1. Saturated square wave output.
5
7.6
11
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 5
QW-R107-067.a
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