MAX9736AETJ+ Maxim Integrated Products, MAX9736AETJ+ Datasheet - Page 11

• Manufacturer Part Number: MAX9736AETJ+
• Description: IC AMP AUDIO 35W MONO D 32TQFN
• Manufacturer: Maxim Integrated Products
• Type: Class Dr

Specifications of MAX9736AETJ+

• Output Type: 1-Channel (Mono) or 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 35W x 1 @ 4 Ohm; 17.5W x 2 @ 8 Ohm
• Voltage - Supply: 8 V ~ 28 V
• Features: Depop, Mute, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Product: Class-D
• Output Power: 8 W
• Thd Plus Noise: 0.04 %
• Supply Current: 30 mA
• Maximum Power Dissipation: 2.96 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 8 Ohms
• Input Offset Voltage: 1 mV
• Minimum Operating Temperature: - 40 C
• Amplifier Class: D
• No. Of Channels: 2
• Supply Voltage Range: 8V To 28V
• Load Impedance: 4ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: TQFN
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(MAX9736A, V
otherwise noted.)
0.01
0.1
10
1
0
V
FIXED FREQUENCY,
4Ω LOAD, MONO
PVDD
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
0.01
100
0.1
10
5
90
80
70
60
50
40
30
20
10
1
0
= 18V,
TOTAL HARMONIC DISTORTION PLUS NOISE
PVDD
Mono/Stereo High-Power Class D Amplifier
0
0
SPREAD SPECTRUM, 4Ω LOAD, MONO)
6kHz
10
OUTPUT POWER (W)
1kHz
vs. OUTPUT POWER (V
V
= 12V, MOD = high, spread-spectrum modulation mode, V
______________________________________________________________________________________
6
PVDD
15
vs. OUTPUT POWER
5
= 24V
V
1kHz
OUTPUT POWER (W)
PVDD
OUTPUT POWER (W)
20
12
EFFICIENCY
4Ω LOAD, MONO,
f = 1kHz SPREAD SPECTRUM
= 18V
25
6kHz
18
10
V
PVDD
30
20Hz
= 12V
24
DD
15
35
= 24V,
20Hz
30
36
20
0.01
Typical Operating Characteristics (continued)
0.1
10
1
0
V
SPREAD SPECTRUM,
4Ω LOAD, MONO
PVDD
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
5
1kHz
= 18V,
10
6kHz
OUTPUT POWER (W)
15
20
25
GND
(LOAD = 4Ω, f = 1kHz, SPREAD SPECTRUM, MONO)
30
20Hz
40
35
30
25
20
15
10
5
0
90
80
70
60
50
40
30
20
10
= V
0
8
35
0
PGND
10% THD+N
10 12 14
OUTPUT POWER vs. V
= 0V, V
V
0.01
0.1
PVDD
5
vs. OUTPUT POWER
10
SUPPLY VOLTAGE (V)
1
OUTPUT POWER (W)
V
0
EFFICIENCY
PVDD
= 24V
16
4Ω LOAD
f = 1kHz,
SPREAD SPECTRUM, MONO
V
FIXED FREQUENCY,
4Ω LOAD, MONO
SHDN
PVDD
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
4Ω LOAD, MONO,
1kHz FIXED FREQUENCY
18 20
= 18V
10
5
V
= 24V,
PVDD
= V
10
= 12V
OUTPUT POWER (W)
1kHz
1% THD+N
22
MUTE
6kHz
DD
15
15
24
26
= 5V, unless
20
28
20
25
20Hz
30
35
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