MAX9736AETJ+ Maxim Integrated Products, MAX9736AETJ+ Datasheet - Page 8

• 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

Mono/Stereo High-Power Class D Amplifier
(MAX9736A, V
otherwise noted.)
8
40
35
30
25
20
15
10
_______________________________________________________________________________________
5
0
5
TOTAL OUTPUT POWER vs. V
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
10% THD+N
0
10
0
PVDD
LOAD = 8Ω, f = 1kHz
0
0
SUPPLY VOLTAGE (V)
V
FIXED FREQUENCY,
4Ω LOAD
V
FIXED FREQUENCY,
8Ω LOAD
PVDD
PVDD
15
= 12V, MOD = high, spread-spectrum modulation mode, V
vs. TOTAL OUTPUT POWER
5
vs. TOTAL OUTPUT POWER
POWER DISSIPATION
= 12V,
= 24V,
POWER DISSIPATION
TOTAL OUTPUT POWER (W)
EFFICIENCY
TOTAL OUTPUT POWER (W)
5
10
1% THD+N
20
EFFICIENCY
EFFICIENCY
15
10
25
EFFICIENCY
DD
20
30
15
MAX9736 toc17
MAX9736 toc19
25
30
20
Typical Operating Characteristics (continued)
16
14
12
10
TOTAL OUTPUT POWER vs. LOAD RESISTANCE
10
9
8
7
6
5
4
3
2
1
0
10
9
8
7
6
5
4
3
2
1
0
8
6
4
2
0
V
5
DD
= 12V, f = 1kHz, SPREAD SPECTRUM
10
1% THD+N
LOAD RESISTANCE (Ω)
15
20
10% THD+N
GND
25
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
= V
0
V
SPREAD SPECTRUM,
4Ω LOAD
V
SPREAD SPECTRUM,
8Ω LOAD
30
PVDD
PVDD
PGND
vs. TOTAL OUTPUT POWER
5
vs. TOTAL OUTPUT POWER
5
= 24V,
= 12V,
EFFICIENCY
TOTAL OUTPUT POWER (W)
TOTAL OUTPUT POWER (W)
EFFICIENCY
= 0V, V
10
10
EFFICIENCY
EFFICIENCY
POWER DISSIPATION
30
25
20
15
10
POWER DISSIPATION
TOTAL OUTPUT POWER vs. LOAD RESISTANCE
5
0
V
5
15
15
DD
SHDN
= 18V, f = 1kHz, SPREAD SPECTRUM
1% THD+N
20
20
10
= V
LOAD RESISTANCE (Ω)
MUTE
MAX9736 toc20
MAX9736 toc18
25
10% THD+N
25
15
= 5V, unless
30
30
20
10
9
8
7
6
5
4
3
2
1
0
10
9
8
7
6
5
4
3
2
1
0
25
30