LA4278 Ver la hoja de datos (PDF) - SANYO -> Panasonic
Número de pieza
componentes Descripción
Fabricante
LA4278 Datasheet PDF : 6 Pages
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LA4278
Operating Characteristics at Ta = 25°C, VCC = 28 V, RL = 8 Ω, f = 1 kHz, Rg = 600 Ω, with specified board, in
specified circuit
Parameter
Quiescent current
Voltage gain
Total harmonic distortion
Output noise voltage
Output power
Ripple rejection
Crosstalk
Symbol
ICCO
VG
THD
VNO
PO
SVRR
CT
Conditions
Rg = 0
VO = 0 dBm
PO = 0.5 W
Rg = 10 kΩ, BPF = 20 Hz to 20 kHz
THD = 10 %
Rg = 0, fr = 100 Hz, Vr = 0.5 Vrms
Rg = 10 kΩ, VO = 0 dBm
Ratings
min
typ
max
Unit
55
80 mA
38
40
42 dB
0.1
0.8 %
0.25
1.0 mV
8.0
10
W
45
55
dB
40
55
dB
Pd max – Ta
28
Infinite heat sink 25
25
24
AI heat sink
Mounting
torque 39N¥cm
Flat washer
Silicone grease
20
applied
16
100 × 100 × 1.5 mm3
12.5
12
8 50 × 50 × 1.5 mm3 7.5
7
4 No heat sink
4.2
3.2
1.92
0
--20 0
20 40 60 80 100 120
Ambient temperature, Ta — ¡C
140 160
ILA00880
Pin Assignment and Equivalent Circuit Diagram
300 Ω
30 kΩ
NF1
1
+
IN1
2
Filter
3
PRE GND
4
IN2
5
+
+
30 kΩ
NF2
6
OUT2 Power GND VCC
7
8
9
OUT1
10
+
+
RL
+
+
RL
* For Muting, add a resistor between pin 3 and GND. 750 Ω for the LA4266/67/68, 200 Ω for the LA4276/77.
No. 7096-2/6
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