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LA4906 Datasheet(Fiches technique) 2 Page - Sanyo Semicon Device

Numéro de pièce LA4906
Description  17-W, 2-Channel BTL AF High-Efficiency Power Amplifier for Car Audio Systems
Télécharger  10 Pages
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Fabricant  SANYO [Sanyo Semicon Device]
Site Internet  http://www.ssdc-jp.com/eng/
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No. 5714-2/10
LA4906
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Quiescent current drain
ICC0
RL = ∞, VIN = 0
80
110
150
mA
Standby current
Ist
0
10
µA
Voltage gain
VG
VO = 0 dBm
28
30
32
dB
Total harmonic distortion
THD
PO = 1 W, LPF = 30 kHz
0.07
0.2
%
Output power
PO1
THD = 10 %, RL = 4
14
17
W
PO2
THD = 10 %, RL = 2
25
W
Output noise voltage
VNO
Rg = 0, BPF = 20 Hz to 20 kHz
0.10
0.3
mVrms
Ripple rejection ratio
SVRR
Rg = 0, VCCR = 0 dBm,
60
75
dB
BPF = 20 Hz to 20 kHz
Channel separation
CH sep
Rg = 10 k
Ω, VO = 0 dBm,
45
60
dB
BPF = 20 Hz to 20 kHz
Input resistance
Ri
21
30
39
k
Output offset voltage
VN offset
Rg = 0
–200
+200
mV
Standby on voltage
VSTH
AMP = on, applied through a 10 k
Ω resistor
3
VCC
V
Clipping detect off current
IDOFF
THD = 1 %
1
10
µA
Clipping detect on current
IDON
THD = 10 %
100
150
200
µA
Operating Characteristics at Ta = 25°C, VCC = 13.2 V, RL = 4 Ω, f = 1 kHz, RG = 600 Ω, in the recommended circuit
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
13.2
V
Allowable operating voltage range
VCC op
8 to 16
V
Recommended load resistance
RL
4
Recommended load resistance range
RL op
2 to 4
Operating Conditions at Ta = 25°C
Note: Set VCC and RL to be in the range where Pd max does not exceed 37.5 W.
Heat sink area, Sf – cm2
Ambient temperature, Ta – °C
With an arbitrarily large heat sink
Al heat sink, t = 1.5 mm
Tightening torque: 39 N·cm
With silicone grease applied.




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