TDA7388_15 Datasheet, PDF (4/5 Pages) Unisonic Technologies – QUAD BRIDGE CAR RADIO AMPLIFIER

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%
Output Peak Current at f = 10Hz)
I_O
4.5
A
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
SYMBOL
RATINGS
UNIT
Junction to Case
θ_JC
1
°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
SYMBOL
TEST CONDITIONS
MIN
Quiescent Current
I_Q1 R_L=∞
120
Output Offset Voltage
V_OS Play Mode
During Mute ON/OFF Output
Offset Voltage
∆V_OS
Voltage Gain
G_V
25
Output Power
P_O THD = 10%, V_S= 14.4V
22
Max. Output Power (Note 1)
P_O(MAX) V_S= 14.4V
38
Distortion
THD P_O= 4W
Output Noise
"A" Weighted
e_{NO BW = 20Hz ~ 20KHz}
Supply Voltage Rejection
SVR f = 100Hz, V_R= 1Vrms
50
High Cut-Off Frequency
f_CH P_O= 0.5W
100
Input Impedance
R_I
70
Cross Talk
C_T
f = 1KHz, P_O = 4W
f = 10KHz, P_O = 4W
60
50
St-By Current Consumption
I_SB
St-By OUT Threshold Voltage
V_SB(OUT) (Amp: ON)
3.5
St-By IN Threshold Voltage
V_SB(IN) (Amp: OFF)
Mute Attenuation
A_M P_O(REF)= 4W
80
Mute OUT Threshold Voltage
V_M(OUT) (Amp: Play)
3.5
Mute IN Threshold Voltage
V_M(IN) (Amp: Mute)
V_S Automute Threshold
V_AM(IN)
(Amp: Mute), Att≥80dB, P_O(REF)=4Ω
(Amp: Play), Att <0.1dB, P_O= 0.5Ω
Muting Pin Current
I_PIN22 V_MUTE= 1.5V (Source Current)
5
Note: 1. Saturated square wave output.
TYP
190
26
26
41
0.04
50
70
65
200
100
70
60
90
7.6
11
MAX
350
±80
±80
27
0.15
70
100
50
1.5
1.5
6.5
8.5
20
UNIT
mA
mV
mV
dB
W
W
%
µV
µV
dB
KHz
KΩ
dB
dB
µA
V
V
dB
V
V
V
V
µA
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R107-067.b