MC34119_05 Datasheet, PDF (4/8 Pages) Unisonic Technologies – LOW POWER AUDIO AMPLIFIER

MC34119
LINEAR INTEGRATED CIRCUIT
„ ABSOLUTE MAXIMUM RATINGS (Ta=25°C )
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
Output Current
V_CC
-1~+18
V
I_OUT
±250
mA
Maximum Input, Ripple Rejection, Mute Pin Voltage
V_IN
-1~+1
V
Applied Output Voltage (Output Pin When Disabled)
V_OUT
-1~+1
V
Junction Temperature
T_J
+125
°C
Operating Temperature
T_OPR
-20 ~ +85
°C
Storage Temperature
T_STG
-40 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device which the device could be permanently
damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied.
„ RECOMMENDED OPERATION CONDITIONS (Ta=25°C)
PARAMETER
SYMBOL
Supply Voltage
V_CC
Load Impedance
ZL
Peak Load Current
Differential Gain (5KHz Bandwidth)
I_L(PEAK)
ΔGv
Voltage at Mute
Ambient Temperature
V_I(MUTE)
Ta
RATINGS
2~16
8~100
±200
0~46
0~V_CC
-20~+70
UNIT
V
Ω
mA
dB
V
°C
„ ELECTRICAL CHARACTERISTICS (V_CC=6V, Ta=25°C, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
DC PARAMETER
Operating Current
Output Voltage
Output Offset Voltage
I_CC
V_OUT
V_O(OFF)
V_CC=3V, Mute=0.8V
V_CC=16V, Mute=0.8V
V_CC=3V, Mute=2V
R_L=16Ω, R1=75KΩ, V_CC=3V
R_L=16Ω, R1=75KΩ, V_CC=6V
R_L=16Ω, R1=75KΩ, V_CC=12V
V_CC=6V, R_F=75KΩ,R_L=32Ω
2.7 4 mA
3.3 5 mA
65 100 μA
1 1.15 1.25 V
2.65
V
5.65
V
-30 0 30 mV
Output High Level
V_OH 2V<V_CC<16V, I_OUT=-75mA
Vcc~1
V
Output Low Level
V_OL 2V<V_CC<16V, I_OUT=75mA
0.16
V
Input Bias Current
Equivalent Resistance
I_I(BIAS)
R_EQ
Pin 3
Pin 2
-100 -200 nA
100 150 220 KΩ
18 25 40 KΩ
AC PARAMETER
Open Loop Gain of Amp. 1
Gv1
80
dB
Open Loop Gain of Amp. 2
Output Power
Total Harmonic Distortion
(f=1KHz)
Gv2
P_OUT
THD
f=1KHz, R_L=32Ω
V_CC=3V, R_L=6Ω, THD<10%
V_CC=6V, R_L=32Ω, THD<10%
V_CC=12V, R_L=100Ω, THD<10%
V_CC=6V, R_L=32Ω, P_OUT=125mW
V_CC<3V, R_L=8Ω, P_OUT=20mW
V_CC<12V, R_L=32Ω, P_OUT=200mW
-0.35 0 0.35 dB
55
mW
250
mW
400
mW
0.5 1 %
0.5
%
0.6
%
Gain Bandwidth Product
Power Supply Rejection
(V_CC=6V, ΔV_CC=3V)
GB_W
RR
C1=∝, C2=0.01μF
C1=0.1μF, C2=0, f=1KHz
C1=1μF, C2=5μF, f=1KHz
1.5
50
12
52
MHz
dB
dB
dB
Muting
Gv_(MUTE) Mute=2V, 1KHz<f<20KHz
70
dB
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R107-038,E