LM1875 Просмотр технического описания (PDF) - Unisonic Technologies
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LM1875 Datasheet PDF : 7 Pages
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LM1875
TYPICAL CHARACTERISTICS
THD vs Power Output
1.0
0.1
0.01
0.1
1.0
10
100
Power Output (W)
Power Output vs Supply Voltage
35 RL=8Ω
30 THD=1%
25
20
15
10
5
0
0 5 10 15 20 25 30
Supply Voltage (+V)
RR vs Frequency
100
90
80 POSITIVE SUPPLY
70
60
NEGATIVE SUPPLY
50
40
30
INPUT REFERRED
20 RS=0
RL=4
10 1 Vrms
0
20 50 100 200 500 1K 2K
5K 10K 20K
Frequency (Hz)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
LINEAR INTEGRATED CIRCUIT
THD vs Supply Voltage
0.1 Vs=+25V
0.09 PD=10W
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0
20
RL=4Ω
RL=8Ω
50 100 200 500 1K 2K 5K 10K 20K
Frequency (Hz)
Supply Current vs Supply Voltage
100
80
60
40
20
0
0 5 10 15 20 25 30
Supply Voltage (±V)
Device Dissipation vs Ambient Temperature
45
INFINITE HEAT SINK
40
35
30
25
20
5℃/W
HEAT SINK
15
1℃/W HEAT SINK
2℃/W
HEAT SINK
10
5
10℃/W HEAT SINK
0
0 20 40 60 80 100 120 140 160
Ta - Ambient Temperture(℃)
Interface=1℃/W
See Application Hints .
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QW-R107-019,D
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