MAX9759ETE+ Maxim Integrated Products, MAX9759ETE+ Datasheet - Page 9

• 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

(V
THD+N measurement bandwidth: 22Hz to 22kHz. Typical values are at T
DD
9.0
8.5
8.0
7.5
7.0
6.5
6.0
5.5
5.0
4.5
= PV
3.0
FFM
DD
3.5
= SHDN = MUTE = 5V, GND = PGND = 0V, SYNC = V
vs. SUPPLY VOLTAGE
T
A
SUPPLY CURRENT
SUPPLY VOLTAGE (V)
= +25°C
4.0
GND
V
1µF
1µF
_______________________________________________________________________________________
DD
T
16
15
A
4.5
2
3
7
= +85°C
G2
G1
IN+
IN-
SYNC
NOTE: TYPICAL OPERATING CIRCUIT DEPICTS MAX9759 IN FFM MODE WITH f
*
BULK CAPACITANCE, IF NEEDED.
T
A
5.0
= -40°C
R
R
8
MUTE
IN
IN
CONTROL
Filterless, Class D Audio Amplifier
5.5
OSCILLATOR
BIAS
SHDN
5
10µF
R
R
3.2W, High-Efficiency, Low-EMI,
F
F
0.20
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
Typical Operating Characteristics (continued)
*
0
Typical Operating Circuit/Functional Diagram
4.5
FFM
1µF
SHUTDOWN SUPPLY CURRENT
4.7
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
T
A
MANAGEMENT
V
UVLO/POWER
= +85°C
DD
4.9
6, 14
1
V
PGND
MODULATOR
DD
MAX9759
CLASS D
DD
T
A
= -40°C
5.1
(SSM), unless otherwise noted. Gain = 12dB (G1 = 0, G2 = 1).
A
9, 12
PV
T
= +25°C.) (See Typical Operating Circuit)
A
DD
= +25°C
5.3
CLICK-AND-POP
GND
SUPPRESSION
4
S
= 1400kHz and +18dB OF GAIN.
5.5
60
50
40
30
20
10
0
PV
PV
DD
DD
0
MAX9759EVKIT
FREE AIR
T
f
IN
A
SYNC_OUT 13
= +25°C
= 1kHz SINE WAVE
50
PACKAGE TEMPERATURE
OUT+
OUT-
100
11
10
vs. TIME
TIME (s)
R
150
R
L
R
L
= 8Ω AT 10% THD+N
L
= 3Ω AT 10% THD+N
= 4Ω AT 10% THD+N
200
250
300
9