A7240-TB7-T データシートの表示（PDF） - Unisonic Technologies
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A7240-TB7-T Datasheet PDF : 6 Pages
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A7240
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Operating Supply Voltage
VSS
18
V
DC Supply Voltage
VSS
28
V
Peak Supply Voltage (for 50ms)
VSS(PEAK)
40
V
Peak Output Current (non repetitive t = 0.1ms)
IO(PEAK)(*)
4.5
A
Peak Output Current (repetitive f .10Hz)
I O(PEAK)(*)
3.5
A
Power Dissipation at TC = 85°C
Storage and Junction Temperature
PD
16
W
TSTG, TJ
-40~+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.
(*) Internally limited
THERMAL DATA
PARAMETER
Thermal Resistance Junction-case
SYMBOL
θJC
RATINGS
4
UNIT
V
ELECTRICAL CHARACTERISTICS(Ta = 25°C, RTH (heatsink)= 4°C/W, VSS = 14.4V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Supply Voltage
VSS
18 V
Output Offset Voltage
VO(OFF)
150 mV
Total Quiescent Current
Output Power
Distortion
IQ
POUT
THD
RL =4Ω
f = 1kHz, d= 10%
f = 1kHz, POUT = 50MW ~ 12W
65 120 mA
RL =4Ω 18 20
W
RL =8Ω 10 12
RL =4Ω
RL =8Ω
0.1 0.5 %
0.05 0.5
Voltage Gain
GV f = 1KHz
39.5 40 40.5 dB
Supply Voltage Rejection
SVR f = 100Hz, Rg = 10KΩ
35 40
dB
Total Input Noise
eN Rg = 10KΩ
B= Curve A
B = 22Hz~22KHz
2
µV
3 10
Efficiency
η
RL =4Ω, f = 1KHz
65
%
Input Resistance
RIN f = 1kHz
70
kΩ
Input Sensitivity
VIN f = 1kHz, POUT = 2W, RL =4Ω
28
mV
Frequency Roll Off (-3dB)
Stand-by Threshold
Stand-by Current
Low
High
fL
fH
VTHD (PIN2)
ISTN-BY
POUT = 15W, RL =4Ω
88
129 Hz
25
kHz
1V
200
µA
Stand-by Attenuation
ASTN-BY VOUT = 2Vrms
70 90
dB
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 6
QW-R107-048,A
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