参数资料
型号: LA4450
厂商: SANYO SEMICONDUCTOR CO LTD
元件分类: 音频/视频放大
英文描述: 20 W, 2 CHANNEL, AUDIO AMPLIFIER, PSFM14
封装: SIP-14
文件页数: 2/7页
文件大小: 218K
代理商: LA4450
LA4450
No.4090-2/7
Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
26.4
V
Recommended load resistance
RL
8
Operating supply voltage range
VCC op
10 to 30
V
Electrical Characteristics at Ta = 25
°C, VCC = 26.4V, RL = 8, f = 1kHz, Rg = 600
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Standby current
Ist
Standby switch off
1
30
A
Quiescent current
ICCO
Rg = 0
50
80
140
mA
PO1
THD = 10%
10
12
W
Output power
PO2
THD = 10%, RL = 4
20
W
Voltage gain
VG
VO = 0dBm
49
51
53
dB
Total harmonic distortion
THD
PO = 1W
0.07
0.4
%
Output noise voltage
VNO
Rg = 0, BPF-BW = 20Hz to 20kHz
0.4
1.0
mV
Ripple exclusion ratio
SVRR
Rg = 0, fR = 100Hz, VR = 0dBm
45
55
dB
Channel separation
CHsep
VO = 0dBm, Rg = 10k
45
55
dB
Standby control voltage
Vst
With a 10k
resistor connected at pin 12
2.5
VCC
V
Package Dimensions
unit : mm (typ)
3023B
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