MAX9709ETN+D Maxim Integrated Products, MAX9709ETN+D Datasheet - Page 3

• Manufacturer Part Number: MAX9709ETN+D
• Description: IC AMP AUDIO PWR 50W STER 56TQFN
• Manufacturer: Maxim Integrated Products
• Type: Class Dr

Specifications of MAX9709ETN+D

• Output Type: 1-Channel (Mono) or 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 50W x 1 @ 4 Ohm; 29W x 2 @ 8 Ohm
• Voltage - Supply: 10 V ~ 22 V
• Features: Depop, Differential Inputs, Mute, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 56-TQFN
• Product: Class-D
• Output Power: 29 W
• Common Mode Rejection Ratio (min): 70 dB
• Thd Plus Noise: 0.1 %
• Operating Supply Voltage: 10 V to 22 V
• Supply Current: 20 mA
• Maximum Power Dissipation: 3.81 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 22 V
• Supply Voltage (min): 10 V
• Amplifier Class: D
• No. Of Channels: 1
• Supply Voltage Range: 10V To 22V
• 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

ELECTRICAL CHARACTERISTICS (continued)
(PV
mode), SHDN = MUTE = high, G1 = low, G2 = high (A
connected between OUT_+ and OUT_-, unless otherwise stated. T
= +25°C.) (Note 1)
Gain
TEMP Flag Threshold
TEMP Flag Accuracy
TEMP Flag Hysteresis
STEREO MODE (R
Quiescent Current
Output Power
Total Harmonic Distortion Plus
Noise
Signal-to-Noise Ratio
Efficiency
Left-Right Channel Gain
Matching
DD
= V
DD
PARAMETER
= +20V, PGND = GND = 0V, C
LOAD
_______________________________________________________________________________________
25W/50W, Filterless, Spread-Spectrum,
= 8Ω, Note 3)
SYMBOL
THD+N
T
P
SNR
FLAG
A
OUT
η
V
SS
Stereo/Mono, Class D Amplifier
= 0.47µF, C
G1 = 0, G2 = 1
G1 = 1, G2 = 1
G1 = 1, G2 = 0
G1 = 0, G2 = 0
TH2
0
0
0
0
1
1
1
1
From +80°C to +140°C
MUTE = 1, R
MUTE = 0
f = 1kHz, THD =
10%, T
f = 1kHz, BW = 22Hz to 22kHz,
P
P
P
R
OUT
OUT
OU T
LOAD
V
= 25W + 25W , f = 1kHz
= 12W
= 10W
A
= 22dB), FS1 = FS2 = high (SSM), SYNCIN = low. All load resistors (R
= ∞
= +25°C
REG
LOAD
TH1
0
0
1
1
0
0
1
1
CONDITIONS
= 0.01µF, C1 = 0.1µF, C2 = 1µF, R
A
= ∞
= T
MIN
P
P
P
R
VDD
VDD
VDD
LOAD
to T
= 20V
= 22V
= 12V,
22Hz to 22kHz
A-weighted
TH0
0
1
0
1
0
1
0
1
MAX
= 4Ω
, unless otherwise noted. Typical values are at T
MIN
21.6
24.9
29.2
35.9
25
LOAD
TYP
22.0
25.0
29.5
36.0
100
110
120
129
139
= ∞, MONO = low (stereo
6.5
0.1
0.2
80
90
20
29
15
91
96
87
2
MAX
22.3
25.6
29.9
36.6
±6
33
13
UNITS
mA
dB
dB
°C
°C
°C
L
W
%
%
%
) are
3
A