MAX9736AETJ+ Maxim Integrated Products, MAX9736AETJ+ Datasheet - Page 7

• 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.)
0.001
0.01
0.1
10
1
0
V
SPREAD SPECTRUM,
8Ω LOAD
PVDD
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
2
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
= 24V,
PVDD
4
Mono/Stereo High-Power Class D Amplifier
0
0
V
FIXED FREQUENCY,
8Ω LOAD
1kHz
V
SPREAD SPECTRUM,
8Ω LOAD
OUTPUT POWER (W)
PVDD
PVDD
6
= 12V, MOD = high, spread-spectrum modulation mode, V
5
POWER DISSIPATION
vs. TOTAL OUTPUT POWER
vs. TOTAL OUTPUT POWER
= 12V,
_______________________________________________________________________________________
= 18V,
8
EFFICIENCY
6kHz
TOTAL OUTPUT POWER (W)
TOTAL OUTPUT POWER (W)
5
POWER DISSIPATION
10
10
EFFICIENCY
EFFICIENCY
EFFICIENCY
12
15
20Hz
10
14
20
16
25
18
15
MAX9736 toc13
MAX9736 toc15
30
0.001
20
35
0.01
Typical Operating Characteristics (continued)
0.1
10
1
10
9
8
7
6
5
4
3
2
1
0
10
9
8
7
6
5
4
3
2
1
0
0
V
FIXED FREQUENCY,
4Ω LOAD
PVDD
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
2
= 12V,
1kHz
4
6kHz
OUTPUT POWER (W)
6
8
10
12
20Hz
GND
100
100
14
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
= V
0
0
16
V
SPREAD SPECTRUM,
8Ω LOAD
V
FIXED FREQUENCY,
8Ω LOAD
PVDD
PGND
PVDD
2
POWER DISSIPATION
5
vs. TOTAL OUTPUT POWER
= 12V,
vs. TOTAL OUTPUT POWER
= 18V,
POWER DISSIPATION
4
TOTAL OUTPUT POWER (W)
TOTAL OUTPUT POWER (W)
= 0V, V
0.001
0.01
EFFICIENCY
10
EFFICIENCY
6
0.1
10
1
EFFICIENCY
EFFICIENCY
8
0
15
V
SPREAD SPECTRUM,
4Ω LOAD
SHDN
10
PVDD
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
1kHz
3
20
12 14
= 12V,
= V
6kHz
OUTPUT POWER (W)
25
6
MUTE
16
MAX9736 toc14
MAX9736 toc16
30
18
9
= 5V, unless
20
35
20Hz
12
10
9
8
7
6
5
4
3
2
1
0
10
9
8
7
6
5
4
3
2
1
0
15
18
7