MAX9703ETJ+ Maxim Integrated Products, MAX9703ETJ+ Datasheet - Page 5

• Manufacturer Part Number: MAX9703ETJ+
• Description: IC AMP AUDIO PWR 18W MONO 32TQFN
• Manufacturer: Maxim Integrated Products
• Type: Class Dr

Specifications of MAX9703ETJ+

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 18W x 1 @ 16 Ohm
• Voltage - Supply: 10 V ~ 25 V
• Features: Depop, Differential Inputs, Mute, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Product: Class-D
• Output Power: 15 mW
• Common Mode Rejection Ratio (min): 60 dB
• Thd Plus Noise: 0.07 %
• Operating Supply Voltage: 10 V to 25 V
• Supply Current: 14 mA
• Maximum Power Dissipation: 1702 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Input Signal Type: Differential
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 25 V
• Supply Voltage (min): 10 V
• Amplifier Class: D
• No. Of Channels: 1
• Supply Voltage Range: 10V To 25V
• 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

(33µH with 4Ω, 68µH with 8Ω, part in SSM mode, 136µH with 16Ω, measurement BW = 22Hz to 22kHz, unless otherwise noted.)
-100
-120
100
-20
-40
-60
-80
90
80
70
60
50
40
30
20
10
24
22
20
18
16
14
12
10
8
6
4
2
0
0
0
1
10
0
V
A
R
A
1% THD+N
V
8Ω LOAD
DD
V
L
V
DD
EFFICIENCY vs. OUTPUT POWER
= 16dB
= 16Ω
2
= 16dB
= 20V
= 15V
CROSSTALK vs. FREQUENCY
4
vs. LOAD RESISTANCE
100
LOAD RESISTANCE (Ω)
6
OUTPUT POWER
OUTPUT POWER (W)
FREQUENCY (Hz)
THD+N = 1%
_______________________________________________________________________________________
8
R
LEFT TO RIGHT
L
= 8Ω
10
10
1k
THD+N = 10%
12
RIGHT TO LEFT
Spread-Spectrum, Class D Amplifiers
14
V
A
f = 1kHz
10k
DD
V
= 16dB
16
= 15V
18
10W Stereo/15W Mono, Filterless,
100
100k
20
-100
-120
-140
Typical Operating Characteristics (continued)
-10
-20
-30
-40
-50
-60
-70
-80
-20
-40
-60
-80
20
18
16
14
12
10
20
8
6
4
2
0
0
0
10
10
0
COMMON-MODE REJECTION RATIO
OUTPUT FREQUENCY SPECTRUM
2
R
13
L
4
= 8Ω
100
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
OUTPUT POWER
6
vs. FREQUENCY
FREQUENCY (kHz)
FREQUENCY (Hz)
16
8
10
1k
19
12 14
R
L
= 16Ω
A
THD+N = 10%
FFM MODE
A
UNWEIGHTED
f
P
R
IN
V
V
OUT
L
10k
= 16dB
= 16dB
= 1kHz
= 8Ω
V
R
A
22
16
= 5W
DD
L
V
= 8Ω
= 16dB
= 15V
18
100k
25
20
-100
-120
-140
-100
-120
-20
-60
-80
-20
-40
-60
-80
20
18
16
14
12
10
-40
20
8
6
4
2
0
0
0
1
10
0
V
A
DD
V
POWER-SUPPLY REJECTION RATIO
OUTPUT FREQUENCY SPECTRUM
= 16dB
2
= 15V
4
vs. LOAD RESISTANCE
100
LOAD RESISTANCE (Ω)
THD+N = 1%
OUTPUT POWER
6
vs. FREQUENCY
FREQUENCY (kHz)
FREQUENCY (Hz)
8
10
10
1k
THD+N = 10%
12 14
A
R
200mV
V
V
L
DD
SSM MODE
A
UNWEIGHTED
f
P
R
IN
= 8Ω
= 16dB
V
OUT
L
10k
= 15V
= 1kHz
= 8Ω
= 16dB
P-P
16
= 5W
INPUT
18
100
100k
20
5