PA3112_15 Datasheet, PDF (3/8 Pages) Unisonic Technologies – DUAL 150mW AUDIO POWER AMPLIFIER

PA3112
CMOS IC
„ ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
V_DD
6
V
Input Voltage
V_IN
-0.3~V_DD~+0.3
V
Continuous Total Power Dissipation
internally limited
Operating Junction Temperature
T_J
-40 ~ +150
℃
Storage Temperature
T_STG
-65 ~ +150
℃
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.
„ RECOMMENDED OPERATING CONDITIONS
PARAMETER
Supply Voltage
High-level Input Voltage
Low-level Input Voltage
SYMBOL
V_DD
V_IH, (SHUTDOWN)
V_IL, (SHUTDOWN)
„ ELECTRICAL CHARACTERISTICS (T_A = 25℃)
MIN
2.5
0.6×V_DD
TYP
MAX
5.5
0.25×V_DD
UNIT
V
V
V
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
DC ELECTRICAL CHARACTERISTICS
Output Offset Voltage
Power Supply Rejection Ratio
Supply Current
Supply Current in SHUTDOWN
Mode
Input Impedance
V_O(OFF)
PSRR
I_DD
A_V = 2 V/V,
V_DD = 3.2 V ~ 3.4 V
V_DD = 4.9 V ~ 5.1 V
SHUTDOWN = 0 V,
V_DD = 2.5 ~ 5.5 V
I_DD(SD) SHUTDOWN = V_DD
Z_IN V_DD = 2.5 ~ 5.5 V
AC OPERATING CHARACTERISTICS (V_DD = 3.3V, R_L = 16Ω)
Output Power (Each Channel)
Total Harmonic Distortion + Noise
Maximum Output Power BW
Phase Margin
Supply Ripple Rejection Ratio
Channel/Channel Output Separation
Signal-to-Noise Ratio
Noise Output Voltage
P_OUT
THD+N
B_OM
RR
SNR
eN
THD　0.1%, f = 1 kHz
P_OUT = 40 mW, 20 - 20 kHz
G = 10, THD < 5%
Open loop
f = 1 kHz
f = 1 kHz
P_OUT = 50 mW, A_V = 1
A_V = 1
15
mV
83
dB
76
1.5
3
mA
10
50
μA
>1
MΩ
60
0.4%
>20
96°
71
89
100
11
mW
KHz
dB
dB
dB
μV(rms)
AC OPERATING CHARACTERISTICS (V_DD = 5V, R_L = 16Ω)
Output Power (each channel)
Total Harmonic Distortion + Noise
Maximum Output Power BW
Phase Margin
Supply Ripple Rejection Ratio
Channel/Channel Output Separation
Signal-to-Noise Ratio
Noise Output Voltage
P_OUT THD≤0.1%, f = 1 kHz
THD+N P_OUT = 100 mW, 20 - 20 kHz
B_OM G = 10, THD < 5%
Open loop
RR f = 1 kHz
f = 1 kHz
SNR P_OUT = 100 mW, A_V = 1
eN A_V = 1
150
0.6%
>20
96°
61
90
100
11.7
mW
KHz
dB
dB
dB
μV(rms)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 8
QW-R502-100,B