MAX9709ETN+TD Maxim Integrated Products, MAX9709ETN+TD Datasheet - Page 7

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

Specifications of MAX9709ETN+TD

• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(PV
= low, MUTE = high, G1 = low, G2 = high, FS1 = FS2 = high (SSM), SYNCIN = low. All load resistors (R
OUT_-, T
DD
100
90
80
70
60
50
40
30
20
10
30
25
20
15
10
0
5
0
= V
0
7
OUTPUT POWER vs. LOAD RESISTANCE
A
R
LOAD
DD
EFFICIENCY vs. OUTPUT POWER
= +25°C, unless otherwise stated.)
8
10
= +20V, PGND = GND = 0V, C
= 4Ω
9
LOAD RESISTANCE (Ω)
OUTPUT POWER (W)
(STEREO MODE)
20
10
(MONO MODE)
_______________________________________________________________________________________
11
30
12
25W/50W, Filterless, Spread-Spectrum,
40
13
THD+N = 10%
f
IN
= 1kHz
14
50
15
60
16
SS
Stereo/Mono, Class D Amplifier
= 0.47µF, C
70
60
50
40
30
20
10
Typical Operating Characteristics (continued)
0
10
OUTPUT POWER vs. SUPPLY VOLTAGE
R
f
IN
LOAD
= 1kHz
12
= 4Ω
THD+N = 10%
REG
14
SUPPLY VOLTAGE (V)
MUTE RESPONSE
(MONO MODE)
= 0.01µF, C1 = 0.1µF, C2 = 1µF, R
16
40ms/div
18
THD+N = 1%
20
MAX9709 toc19
22
24
MUTE
5V/div
OUTPUT
50mV/div
60
50
40
30
20
10
0
4
OUTPUT POWER vs. LOAD RESISTANCE
LOAD
SHUTDOWN RESPONSE
= 8Ω, SHDN = high, MONO
L
6
) are between OUT_+ and
LOAD RESISTANCE (Ω)
(MONO MODE)
40ms/div
8
THD+N = 10%
f
IN
10
= 1kHz
MAX9709 toc20
12
OUTPUT
50mV/div
SHDN
5V/div
7