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參數(shù)資料
| 型號(hào)： | LV4991M |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8 |
| 封裝： | 0.225 INCH, MFP-8 |
| 文件頁數(shù)： | 4/11頁 |
| 文件大?。?/td> | 167K |
| 代理商： | LV4991M |
LV4991M
No.A1492-2/11
Specifications
Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
6
V
Allowable power dissipation
Pd max
Mounted on a specified board.*
900
mV
Operating temperature
Topr
-40 to +85
°C
Storage temperature
Tstg
-40 to +150
°C
* Specified board: 40mm
× 50mm × 1.6mm, glass epoxy (both side) board
Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
3.6
V
Recommended load resistance
RL
8 to 32
Allowable operating supply
voltage range
VCC op
2.7 to 5.5
V
* Determine the supply voltage to be used with due consideration of allowable power dissipation.
Electrical Characteristics Ta
= 25°C, VCC = 3.6V, fin = 1kHz, RL = 8
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Quiescent current drain
ICCOP
No signal, RL = ∞
3.6
6
mA
Stand-by current drain
ISTBY
No signal, RL = ∞, V2 = LOW
0.1
10
A
POMX1
THD = 10%
300
450
mW
Maximum output power
POMX2
THD = 10%, VCC = 5V
665
1000
mW
Voltage gain
VG
VIN = -30dBV
4.5
6
7.5
dB
Voltage gain use range
VGR
0
26
dB
Total harmonic distortion ratio
THD
VIN = -30dBV
0.3
1
%
Output noise voltage
VNOUT
Rg = 620
, 20 to 20kHz
120
280
Vrms
Ripple removal ratio
SVRR
Rg = 620
, fr = 100Hz, Vr = -20dBV
48
dB
Output offset voltage
VOS
Rg = 620
-50
50
mV
Reference (pin 3) voltage
VREF
1.81
V
Pin 2 control HIGH voltage
VSTBH
Power amplifier operation mode
1.9
VCC
V
Pin 2 control LOW voltage
VSTBL
Power amplifier standby mode
0
0.3
V
Pin 4 control HIGH voltage
VCNTH
Second power amplifier operation mode
1.6
VCC
V
Pin 4 control LOW voltage
VCNTL
Second power amplifier standby mode
0
0.3
V
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LV4991M-TLM-H | 功能描述:功率放大器 BTL POWER AMPLIFIER RoHS:否 制造商:TriQuint Semiconductor 封裝 / 箱體: 工作電源電壓:28 V 電源電流:2.5 A 工作溫度范圍: 封裝: |
| LV4991TH | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Bi-CMOS IC For Portable Audio Equipment Monaural BTL Power Amplifier |
| LV4991TH-TLM-E | 功能描述:功率放大器 BTL POWER AMPLIFIER RoHS:否 制造商:TriQuint Semiconductor 封裝 / 箱體: 工作電源電壓:28 V 電源電流:2.5 A 工作溫度范圍: 封裝: |
| LV4991TT | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Bi-CMOS IC For Portable Audio Equipment Monaural BTL Power Amplifier |
| LV4991TT_08 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:For Portable Audio Equipment Monaural BTL Power Amplifier |
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