Parameter

Conditions

Min.

Typ.

 Max.

Units

Power Supply

-

10

21

24

VDC

Idle Power

SD Floating

    -

1.1

-

W

Standby Power

SD Connected to GND

-

0.07

-

W

Maximum Current 

100W @ 2Ohm 

-

5.3

-

A

Efficiency

100W @ 2Ohm 

-

89

-

%

Minimum Load Impedance

-

-

1.6

-

Ω

Switching Frequency

SD Floating

-

 398

-

KHz

Parameter

Conditions

Min.

Typ.

Max.

Units

Gain

-

-

26

-

dB

Input Sensitivity(RMS)

@2Ω, 100W, 1KHz

-

0.83

-

V

Input Impedance

-

-

30

-

KΩ

Output Power

@2Ω THD+N 1%

-

87

-

W

@2Ω THD+N 10%

-

100

-

W

Bandwidth @ ±3dB

@2Ω

20

-

20K

   Hz

THD

@2Ω, 1W, 1KHz

-

0.05

-

%

@2Ω, 10W, 1KHz

-

0.07

-

%

Output Noise Level

A-weighting,Input Connected to GND       

-

109

-

µV

SNR

87W @2Ω THD+N 1%

-

99

-

dB

Parameter

Conditions

Min.

Typ.

 Max.

Units

Power Supply

-

10

16

24

VDC

Idle Power

SD Floating

-

0.16

0.3

W

Standby Power

SD Connected to GND, FAN OFF

-

0.006

0.1

W

Maximum Current 

30W @ 6Ohm 

-

2.2

-

A

Efficiency

15W @ 6Ohm 

-

87.2

-

%

Minimum Load Impedance

-

-

4.8

-

Ω

Switching Frequency

SD Floating

-

 315

-

KHz

Parameter

Conditions

Min.

Typ.

 Max.

Units

Power Supply

-

-

12

-

VDC

Idle Power

SD Floating

-

0.7

1.5

W

Standby Power

SD Connected to GND

-

0.08

0.5

W

Maximum Current 

30W @ 4Ohm 

-

3.03

-

A

Efficiency

15W @ 4Ohm 

80

-

85

%

Minimum Load Impedance

-

-

4

-

Ω

Switching Frequency

SD Floating

-

850

-

KHz

Parameter

Conditions

Min

Typ

Max

Supply Voltage (V)

AA-AB32165

14

16

19

Quiescent Current (mA)

FAN ON,STBY Disable

-

90

-

FAN ON,STBY Enable

-

50

-

FAN OFF,STBY Disable

-

40

FAN OFF,STBY Enable

10

Input Sensitivity (mV)

21.6dB

-

257

-

27.6dB

258

31.1dB

258

33.6dB

258

Input Impedance (Kohm)

-

48

60

-

Gain (dB)

GAIN0 = L, GAIN1 = L

20.6

21.6

22.6

GAIN0 = L, GAIN1 = H

26.6

27.6

28.6

GAIN0 = H, GAIN1 = L

30.1

31.1

32.1

GAIN0 = H, GAIN1 = H

32.6

33.6

34.6

Output Power (W rms)

RL= 6Ω, THD = 10%, 

VCC = 25V

-

25

-

Efficiency (%)

Both channels
output rating
power.

-

>90

-

Minimum Load (ohm)

-

-

6

-

Frequency Response (dB)

±3dB

20

-

22k

Operating Temperature (℃)

-

0

20

50

Parameter

Conditions

Min.

Typ.

 Max.

Units

Power Supply

-

10

21

24

VDC

Idle Power

SD Floating

-

1.3

2.5

W

Standby Power

SD Connected to GND

-

0.1

0.3

W

Maximum Current

100W @ 4Ohm

-

5.29

-

A

Efficiency

50W @ 4Ohm

87

-

92

%

Minimum Load Impedance

-

3.2

-

-

Ω

Switching Frequency

SD Floating

-

 394

-

KHz

Parameter

Conditions

Min.

Typ.

Max.

Units

Gain

-

24

25

26

dB

Input Sensitivity(RMS)

@4Ω, 50W, 1KHz

-

808

-

mV

Input Impedance

-

-

22

-

KΩ

Output Power

@4Ω THD+N 1%

    -

36

-

W

@4Ω THD+N 10%

-

50

-

W

Bandwidth @ ±3dB

@4Ω

20

-

20K

   Hz

THD

@4Ω, 1W, 1KHz

-

0.0299

-

%

@4Ω, 10W, 1KHz

-

0.073

-

%

Output Noise Level

A-weighting,Input Connected to GND       

-

82.8

-

µV

SNR

36W @4Ω THD+N 1%

-

100

-

dB

Parameter

Condition

Min.

Typ.

Max.

Supply Voltage

10V

24V

30V

Output Power

RL=4Ω,Vin=27V

25W

Output Power 

(Continuous Average/Channel)

THD+N = 0.08%  RL =4Ω 

                RL = 8Ω 

THD+N = 10%   RL = 4Ω 

                RL = 8Ω

10W

5 W

20W 

10W

Mute Supply Current

MUTE = GND

23mA

37mA

Sleep Supply Current

SLEEP = GND

0.39mA

1mA

Total Harmonic Distortion Plus Noise

PO = 10W/Channel

0.08%

Signal-to-Noise Ratio

A-Weighted , RL = 4Ω

99dB

Note: 

1. Minimum and maximum limits are guaranteed but may not be 100% tested.

2. DC bias has been set, we recommend no longer tune.

Parameter

Conditions

Min

Typ

Max

Supply Voltage (V)

Inferred from PSRR test

8

-

28

Quiescent Current (mA)

RL = ∞, VREGEN = 5V,
VVS = open

TA = +25°C

30

45

TA = TMIN to TMAX

-

-

50

RL = ∞, VREGEN = 0V,
VVS = 5V

TA = +25°C

14

20

TA = TMIN to TMAX

-

-

22

Input Sensitivity (V)

-

-

0.833

-

Input Impedance (Kohm)

-

-

22

-

Gain (dB) 

MAX9736A

16.5

17

17.5

Output Power 
(THD+N= 1%) (W rms)

VPVDD = 12V

RL = 8Ω

-

8

-

RL = 4Ω

-

13

-

VPVDD = 18V

RL = 8Ω

-

13.5

-

VPVDD = 24V

RL = 8Ω

-

13.5

-

Output Power 
(THD+N= 10%) (W rms)

(Thermal limited)

VPVDD = 12V

RL = 8Ω

-

10

-

RL = 4Ω

-

15

-

VPVDD = 18V

RL = 8Ω

-

15

-

VPVDD = 24V

RL = 8Ω

-

15

-

Efficiency (%)

PO = 8W, MAX9736A, 

PVDD = 12V ,RL = 8Ω

-

88

-

Minimum Load (ohm)

-

-

8

-

Frequency Response (Hz)

±3dB

20

-

22k

Operating Temperature (℃)

-

0

20

50

Parameter

Condition

Min

Typ

Max

Supply Voltage (V)

8

16

19

Quiescent Current(mA)

Standby

Powered by 16V DC

 -

<1

　-

EN Floating

Powered by 16V DC

 -

40

　-

Input Sensitivity（VRMS）

 -

 -

0.62

　-

Input impedance(ohm)

 -

 -

30k

　-

Gain (dB)

 -

 -

26

　-

Output Power(W)

4ohm 16V DC THD+N 10%

 -

30

　-

4ohm 16V DC THD+N 1%

 -

20

　-

Efficiency

1X30W @4ohm

powered by 16V DC

 -

87%

　-

Minimum Load(ohm)

 -

 -

3.2

　-

Frequency Response

+/-3dB

20Hz

20KHz

Operating Temperature Degrees Celsius

　-

0

25

50