LA4629

No.6502-2/6

Operating Characteristics at Ta = 25

Parameter

Symbol

Conditions

Ratings

min

typ

max

Unit

Quiescent current

ICCO

Rg = 0

18

35

80

mA

Standby current

IST

1.0

10

µA

Voltage gain

VG

VO = 0 dBm

43

45

47

dB

Output power

PO(1)

THD = 10 %

3.0

4.5

W

PO(2)

VCC = 12 V, RL = 4 Ω, THD = 10 %

4.0

W

PO(3)

VCC = 9 V, RL = 3 Ω, THD = 10 %

2.0

2.5

W

PO(4)

VCC = 9 V, RL = 4 Ω, THD = 10 %

2.0

W

Total harmonic distortion

THD

PO = 1 W

0.2

0.8

%

Output noise voltage

VNO

Rg = 0, DIN AUDIO

0.15

0.5

mV

Ripple rejection ratio

SVRR

Rg = 0, fR = 100 Hz, Vr = 0 dBm, DIN AUDIO

45

55

dB

Channel separation

CHsep

Rg = 0, VO = 0 dBm, DIN AUDIO

43

50

dB

Input resistance

Ri

20

30

40

k

Ω

Standby pin voltage

VST

The pin 6 voltage such that the amplifier is on

1.5

5.0

V

Application Circuit

Pd max -- Ta

ILA00180

28

20

24

16

25

8

4

12

0

--20

20

060

40

100

80

With an arbitrarily large heat sink

Aluminum heat sink mounted with a torque of 39 N •cm,

flat washers, and with silicone grease applied.

Mounted on the

Sanyo-recommended

printed circuit board

Independent IC

12.5

7.0

3.6

3.2

Ambient temperature, Ta --

°C

RL

OUT2

VCC

RL

+

LA4629

OUT1

NC

NC

POWER

GND

PRE

GND

STBY

RF

P. P

IN1

IN2

Top view

IN2

ILA00074

+

+

+

+

+

+

12

3

4

5

6

7

8

9

10

11

12

• Pins 4 and 11 must be left open.

*• Rx: If the STBY pin (pin 6) is used, observe the following:

Insert the resistor Rx in series to limit the inflowing current.

(The amplifier will be on when a voltage is applied to pin 6.)