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LA4628 датащи(PDF) 2 Page - Sanyo Semicon Device

номер детали LA4628
подробное описание детали  Two-Channel 20 W BTL Audio Power Amplifier
Download  8 Pages
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производитель  SANYO [Sanyo Semicon Device]
домашняя страница  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LA4628 датащи(HTML) 2 Page - Sanyo Semicon Device

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No. 6632-2/8
LA4628
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
No signal
24
V
Maximum output current
IO peak
Per channel
4
A
Allowable power dissipation
Pd max
With an arbitrarily large heat sink
32.5
W
Operating temperature
Topr
–20 to +85
°C
Storage temperature
Tstg
–40 to +150
°C
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
13.5
V
Recommended load resistance range
RL op
4 to 8
Allowable operating supply voltage range
VCC op
9 to 20
V
Operating Conditions at Ta = 25°C
Note: With VCC, RL, and the output level in ranges such that the Pdmax for the heat sink used is not exceeded.
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Quiescent current
ICCO
With Rg = 0 and RL open.
70
130
250
mA
Standby mode current drain
Ist
Standby mode (amplifier off), with no power supply capacitor.
10
60
µA
Voltage gain
VG
VO = 0 dBm
38
40
42
dB
Total harmonic distortion
THD
PO = 1 W, Filter = FLAT
0.06
0.2
%
Output power
PO1
VCC = 13.5 V, THD = 10%, RL = 4 Ω
16
20
W
PO2
VCC = 16.5 V, THD = 10%, RL = 4 Ω
30
W
Output offset voltage
VN offset Rg = 0
–300
+300
mV
Output noise voltage
VNO
Rg = 0, BPF = 20 Hz to 20 kHz
0.1
0.5
mV
Ripple rejection ratio
SVRR
Rg = 0, VR = 0 dBm, fR = 100 Hz
40
50
dB
Channel separation
CH Sep
Rg = 10 k
Ω, VO = 0 dBm
50
60
dB
Input resistance
Ri
21
30
39
k
Standby pin applied voltage
VST
Amplifier on (applied through an external 10 k
Ω resistor)
2.5
VCC
V
Operating Characteristics at Ta = 25°C, VCC = 13.5 V, RL = 4 Ω, f = 1 kHz, Rg = 600 Ω
Pd max — Ta
Ambient temperature, Ta —
°C
10
15
0
–20
0
20
40
160
140
120
100
80
60
5
20
25
30
35
θjc=2.0°C/W
θf=3°C/W
θf=4°C/W
θf=7°C/W
θf=10°C/W
No Fin


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