LA4809M

No.A1569-2/15

Specifications

Maximum Ratings at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

Maximum supply voltage

VCC max

Without signal

18

V

Allowable power dissipation

Pd max

* Mounted on a printed circuit board.

1.75

W

Maximum junction temperature

Tj max

150

°C

Operating temperature

Topr

-30 to +75

°C

Storage temperature

Tstg

-40 to +150

°C

* Evaluation board of SANYO Semiconductor : 50mm

× 50mm × 0.8mm (Glass epoxy double-side PCB)

Operating Conditions at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

Recommended supply voltage

VCC

12

V

Recommended load resistance

RL

16 to 32

Ω

VCC op-1

mode-B (for PO max = 160mW)

6.2 to 17

V

VCC op-2

mode-A (for PO max = 55mW)

4.2 to 17

V

Operating supply voltage range

VCC op-3

* Depending on the output power value when the

external part is added

3.6 to 17

V

* Determine the supply voltage with due consideration of the allowable power dissipation.

* Note that the supply voltage range is limited depending on the setting of the maximum output power value.

Electrical Characteristics at Ta

= 25°C, VCC = 12V, RL = 16Ω, fin = 1kHz, V3 = 2V, Pin 10 : open

Ratings

Parameter

Symbol

Conditions

min

typ

max

Unit

Quiescent current drain

ICCOP

No signal

3.8

6.5

mA

Standby current drain

ISTBY

No signal, Standby mode (V3 = 0.3V)

0.01

5

μA

Maximum output power-A

POMAXA

THD = 10%, mode-A

30

55

mW

Maximum output power-B

POMAXB

THD = 10%, mode-B (Pin 10 : gnd)

87

160

mW

Voltage gain

VG

Vin = -20dBV

10.2

11.7

13.2

dB

Channel balance

CHB

Vin = -20dBV

-1.5

0

+1.5

dB

Total harmonic distortion

THD

Vin = -20dBV

0.15

0.7

%

Output noise voltage

VNOUT

Rg = 620

Ω, 20 to 20kHz

18

50

μVrms

Channel separation

CHsep

Vin = -15dBV

60

72

dB

Mute attenuation level

VMT

Vin = -10dBV, Standby mode (V3 = 0.3V)

-80

-88

dBV

Ripple rejection ratio

SVRR

Rg = 620

Ω, fr = 100Hz, Vr = -10dBV

70

81

dB

Pin 2 voltage-A

V2A

mode-A

2.1

V

Pin 2 voltage-B

V2B

mode-B (Pin 10 : gnd)

3.1

V

STBY control HIGH voltage

VSBH

(Circuit power mode)

2

9

V

STBY control LOW voltage

VSBL

(Circuit standby mode)

0

0.6

V

* mode-A (Pin 10 = open) : PO max = 55mW

Pin 2 voltage : V2 = 2.1V, Internal regulator voltage : Vreg = 2

× V2 = 4.2V, Amp operating reference voltage : Vref = 1 × V2 = 2.1V

mode-B (Pin 10 = gnd) : PO max = 160mW

Pin 2 voltage : V2 = 3.1V, Internal regulator voltage : Vreg = 2

× V2 = 6.2V, Amp operating reference voltage : Vref = 1 × V2 = 3.1V