MAX9759ETE+ Maxim Integrated Products, MAX9759ETE+ Datasheet - Page 6

• Manufacturer Part Number: MAX9759ETE+
• Description: IC AMP AUDIO PWR 3.2W D 16TQFN
• Manufacturer: Maxim Integrated Products
• Type: Class Dr

Specifications of MAX9759ETE+

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 4.3W x 1 @ 3 Ohm
• Voltage - Supply: 3 V ~ 5.5 V
• Features: Depop, Differential Inputs, Mute, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 16-TQFN Exposed Pad
• Product: Class-D
• Output Power: 3.2 W
• Common Mode Rejection Ratio (min): 67 dB
• Thd Plus Noise: 0.03 %
• Operating Supply Voltage: 3 V to 5.5 V
• Supply Current: 8.4 mA
• Maximum Power Dissipation: 1.8 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 3 V
• Amplifier Class: D
• No. Of Channels: 1
• Supply Voltage Range: 3V To 5.5V
• 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

3.2W, High-Efficiency, Low-EMI,
Filterless, Class D Audio Amplifier
6
(V
THD+N measurement bandwidth: 22Hz to 22kHz. Typical values are at T
DD
0.001
0.001
0.01
0.01
100
100
100
0.1
0.1
_______________________________________________________________________________________
10
10
90
80
70
60
50
40
30
20
10
1
1
0
= PV
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
0
0
0
V
R
V
R
DD
DD
L
EFFICIENCY vs. OUTPUT POWER
DD
L
= 8Ω
= 4Ω
= 3.3V
R
= 5V
L
= SHDN = MUTE = 5V, GND = PGND = 0V, SYNC = V
= 8Ω
0.2
0.5
vs. OUTPUT POWER
vs. OUTPUT POWER
1
OUTPUT POWER (W)
OUTPUT POWER (W)
OUTPUT POWER (W)
f
IN
= 200Hz, 1kHz
f
IN
= 200Hz, 1kHz
R
0.4
L
1.0
= 4Ω
2
0.6
R
1.5
V
f
IN
f
f
L
DD
IN
IN
= 3Ω
= 1kHz
= 10kHz
= 10kHz
= 3.3V
3
0.8
2.0
0.001
0.001
0.01
0.01
100
100
100
Typical Operating Characteristics (continued)
0.1
0.1
10
10
90
80
70
60
50
40
30
1
1
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
3.0
0
0
V
R
EFFICIENCY vs. SUPPLY VOLTAGE
DD
L
V
f
R
IN
DD
L
= 4Ω
= 1kHz
= 8Ω
= 3.3V
= 5V
3.5
0.5
R
vs. OUTPUT POWER
vs. OUTPUT POWER
L
f
f = 1180kHz, FFM
SUPPLY VOLTAGE (V)
IN
OUTPUT POWER (W)
OUTPUT POWER (W)
= 8Ω
0.5
f = 1400kHz, FFM
= 200Hz, 1kHz
4.0
DD
1.0
(SSM), unless otherwise noted. Gain = 12dB (G1 = 0, G2 = 1).
A
4.5
R
= +25°C.) (See Typical Operating Circuit)
L
1.0
= 4Ω
f
THD+N = 1%
IN
1.5
f
= 1kHz
IN
5.0
= 10kHz
1.5
2.0
5.5
0.001
0.01
100
100
0.1
10
90
80
70
60
50
40
30
20
10
1
0
6
5
4
3
2
1
0
TOTAL HARMONIC DISTORTION PLUS NOISE
3.0
0
0
R
f
V
R
IN
EFFICIENCY vs. OUTPUT POWER
DD
L
L
= 8Ω
= 3Ω
= 1kHz
= 5V
3.5
1
R
vs. SUPPLY VOLTAGE
0.5
THD+N = 10%
L
vs. OUTPUT POWER
= 8Ω
f
SUPPLY VOLTAGE (V)
IN
OUTPUT POWER (W)
OUTPUT POWER
OUTPUT POWER (W)
= 200Hz, 1kHz
4.0
2
R
1.0
L
= 4Ω
THD+N = 1%
4.5
3
R
1.5
L
V
f
IN
f
IN
DD
= 3Ω
5.0
= 1kHz
4
= 10kHz
= 5V
2.0
5.5
5