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参数资料
| 型号： | LV4985VH |
| 厂商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 1.2 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO14 |
| 封装： | 0.225 INCH, HSSOP-14 |
| 文件页数： | 8/15页 |
| 文件大小： | 471K |
| 代理商： | LV4985VH |
LV4985VH
No.A1568-2/15
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.*
1.45
W
Maximum junction temperature
Tj max
150
°C
Operating temperature
Topr
-20 to +75
°C
Storage temperature
Tstg
-40 to +150
°C
* Specified board (SANYO Semiconductor Evaluation board) : 50mm
× 50mm × 1.6mm, glass epoxy both side.
Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
5
V
Recommended load resistance
RL
8 to 32
Ω
Allowable operating supply voltage
range
VCC op
4.5 to 5.5
V
Electrical Characteristics at Ta
= 25°C, VCC = 5V, fin = 1kHz, RL = 8Ω, V9 = 2.5V, V10 = 3V,
pwr-amp-VG = 20.7dB
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Quiescent current drain
ICCOP
No signal, no load
11.5
20
mA
Standby current drain
ISTBY
No signal, V9 = 0.3V
0.01
5
μA
Maximum output power
PO max
THD = 10%
0.8
1.2
W
BTL voltage gain
VG
Vin = -30dBV
25.8
27.8
29.8
dB
Volume voltage gain
VGVOL
Vin = -30dBV, volume output pin
7.1
dB
Channel balance
CHBAL
Vin = -30dBV
-2
0
+2
dB
Total harmonic distortion
THD
Vin = -30dBV
0.4
1
%
Maximum output noise voltage
VN max
Rg = 620
Ω, 20 to 20kHz
0.7
1.4
mVrms
Minimum output noise voltage
VN min
Rg = 620
Ω, 20 to 20kHz
0.06
mVrms
Channel separation
CHsep
Vin = -20dBV, Rg = 620
Ω
58
66
dB
Volume variable range
WVOL
Vin = -30dBV
69
dB
Mute attenuation level
ATTMT
Vin = -10dBV, V10 = 0.25V, 1kHz-BPF
-72
-82
dBV
Ripple rejection ratio
SVRR
Rg = 620
Ω, fr = 100Hz, Vr = -20dBV
30
dB
Output DC offset voltage
VOS
-30
+30
mV
Reference voltage
VREF
Pin 6 voltage,
Amplifier operation reference DC voltage source
2.5
V
Volume maximum control voltage
MXVOL
Pin 10 control voltage
2.8
V
Muting control voltage
VMT
Pin 10 control voltage
0
0.25
V
High level control voltage (pin 9)
V9CH
Full operating mode (BTL mode)
2.3
VCC
V
Middle level control voltage (pin 9)
V9CM
Second amplifier non-operating mode (SE mode)
1.3
1.7
V
Low level control voltage (pin 9)
V9CL
Standby (shutdown) mode
0
0.3
V
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