参数资料
型号: LV4991TH
厂商: SANYO SEMICONDUCTOR CO LTD
元件分类: 音频/视频放大
英文描述: 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封装: 0.150 INCH, HMSOP-8
文件页数: 4/11页
文件大小: 149K
代理商: LV4991TH
LV4991TH
No.A0743-2/11
Specifications
Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
6
V
Allowable power dissipation
Pd max
Substrate mounted*
1.1
V
Operating temperature
Topr
-40 to +85
°C
Storage temperature
Tstg
-40 to +150
°C
* Substrate mounted : with 60mm
× 60mm × 1.6mm, glass epoxy substrate
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 = ∞, V3 = LOW
0.1
10
A
Maximum output power 1
POMX1
THD = 10%
300
450
mW
Maximum output power 2
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 1) voltage
VREF
1.81
V
Pin 3 control HIGH voltage
VSTBH
Power amplifier operation mode
1.9
VCC
V
Pin 3 control LOW voltage
VSTBL
Power amplifier standby mode
0
0.3
V
Pin 2 control HIGH voltage
VCNTH
Second power amplifier operation mode
1.6
VCC
V
Pin 2 control LOW voltage
VCNTL
Second power amplifier standby mode
0
0.3
V
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