參數(shù)資料
型號(hào): LM1875
廠商: 友順科技股份有限公司
英文描述: 20W AUDIO POWER AMPLIFIER
中文描述: 20瓦音頻功率放大器
文件頁(yè)數(shù): 5/6頁(yè)
文件大?。?/td> 150K
代理商: LM1875
UTC LM1875
LINEAR INTEGRATED CIRCUIT
UTC UNISONIC TECHNOLOGIES CO. LTD
5
QW-R107-019,B
010
Power Disipation vs Power Output
PO
W
E
R
DI
SSI
PAT
IO
N(
W
)
15
5
0
45
50
POW ER OUTPUT(W )
40
35
30
25
20
15
10
5
20
25
30
Vs=+30V
Vs=+25V
Vs=+20V
Vs=+15V
RL=4Ω
fo=1kHz
010
Power Disipation vs Power Output
PO
W
E
R
DI
SSI
PAT
IO
N(
W
)
15
5
0
45
50
POW ER OUTPUT(W )
40
35
30
25
20
15
10
5
20
25
30
RL=8Ω
fo=1kHz
Vs=+30V
Vs=+25V
Vs=+20V
Vs=+15V
-25
-15
IOUT vs VOUT-Current Limit/
Safe Operating Area Boundary
O
U
T
P
UT
CURRENT(
A
)
-5
-20
-10
0
-6
6
OUTPUT VOLTAGE(V)
4
2
0
-2
510 15 20
-4
25
* Thermal shutdown with infinite heat sink
**Thermal shutdown with 1℃/ W heat sink
010
200
Input Bias Current vs Supply Volage
IN
PUT
B
IA
S
CUR
RE
NT(
nA)
15
5
20
25
0
250
300
150
100
30
SUPPLY VOLTAGE(+V)
TA=70℃
TA=25
TA=0℃
100k
Open Loop Gain and
Phase vs Frequency
GA
IN
(d
B
)
1M
-20
25
30
FREQUENCY(Hz)
20
15
10
5
0
-5
-10
-15
10M
180
135
90
45
0
-45
-90
-135
-180
O
H
A
SE
L
A
G
(DEG
R
EES)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM1875_05 制造商:UTC-IC 制造商全稱(chēng):UTC-IC 功能描述:20W AUDIO POWER AMPLIFIER
LM1875L-TA5-T 制造商:UTC-IC 制造商全稱(chēng):UTC-IC 功能描述:20W AUDIO POWER AMPLIFIER
LM1875L-TB5-T 制造商:UTC-IC 制造商全稱(chēng):UTC-IC 功能描述:20W AUDIO POWER AMPLIFIER
LM1875T 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
LM1875T 制造商:National Semiconductor Corporation 功能描述:LM1875T 20W Audio Amplifier IC