參數(shù)資料
型號: LA4917H
元件分類: 音頻/視頻放大
英文描述: 7 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO28
封裝: 0.375 INCH, SOP-28
文件頁數(shù): 2/8頁
文件大?。?/td> 96K
代理商: LA4917H
LA4917H
No.A0322-2/8
Electrical Characteristics at Ta = 25
°C, VCC (Pin 21), Pre VCC (Pin 20) = 12V, RL = 8, f = 1kHz, Rg = 600,
See the specified board and circuit.
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Quiescent current
ICCO
Rg = 0, RL = Open
35
60
120
mA
Standby current
Ist
Amplifier off
0
10
A
Voltage gain
VG
VO = 0dBm
27.2
29.2
31.2
dB
Output power
PO
THD = 10%
5
7
W
Total harmonic distortion
THD
PO = 1W, LPF = 30kHz
0.09
0.4
%
Output noise voltage
VNO
Rg = 0, DIN AUDIO*
0.05
0.3
mVrms
Ripple rejection
SVRR
Rg = 0, fR = 100Hz, VR = 0dBm, DIN AUDIO*
60
75
dB
Channel separation
CHsep
Rg = 10k
, VO = 0dBm, DIN AUDIO*
50
60
dB
Input resistance
Ri
21
30
39
k
Output offset voltage
VN offset
Rg = 0
-120
+120
mV
Amplifier on
2.5
16
V
Standby OFF voltage
VST
Amplifier off
0
1.0
V
* : A DIN audio filter (20Hz to 20kHz) is used during measurement.
Package Dimensions
unit : mm (typ)
3233B
15.2
(6.2)
0.3
7.9
(4.9)
10.5
2.7
0.8
2.0
(0.8)
1
14
15
28
0.65
0.25
2.45m
ax
0.1
(2.25)
H
EAT
SPR
EAD
ER
SANYO : HSOP28H(375mil)
Ambient temperature, Ta – C
Pd max -- Ta
Allowable
power
dissipation,
Pd
max
W
0
3.0
4.0
3.55
3.72
2.61
2.13
1.83
5.0
6.0
7.0
2.0
--25
0
25
50
75
100
3.05
Four-layer circuit board
(with components mounted on the back side)
Two-layer circuit board
(with components mounted
on the back side)
Four-layer circuit board
(with no components mounted
on the back side)
Two-layer circuit board
(with no components mounted
on the back side)
6.20
4.35
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