MAX9709ETN+TD Maxim Integrated Products, MAX9709ETN+TD Datasheet - Page 8

• 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

25W/50W, Filterless, Spread-Spectrum,
Stereo/Mono, Class D Amplifier
(PV
= low, MUTE = high, G1 = low, G2 = high, FS1 = FS2 = high (SSM), SYNCIN = low. All load resistors (R
OUT_-, T
8
1, 12, 42, 43, 44,
2, 3, 4, 39, 40,
DD
-100
-105
-110
_______________________________________________________________________________________
41, 49, 50
36, 37, 38
-60
-65
-70
-75
-80
-85
-90
-95
5, 6, 7,
55, 56
= V
PIN
10
A
INPUT REFERRED
COMMON-MODE REJECTION RATIO
DD
= +25°C, unless otherwise stated.)
= +20V, PGND = GND = 0V, C
100
vs. FREQUENCY
FREQUENCY (Hz)
35
30
25
20
15
10
5
0
MAXIMUM STEADY-STATE OUTPUT POWER
30
NAME
PGND
PV
1k
vs. TEMPERATURE (STEREO MODE)
f
TH0 = TH1 = 1
TH2 = 0
IN
N.C.
= 1kHz
DD
AMBIENT TEMPERATURE (°C)
40
10k
No Connection. Not internally connected.
Power Ground
Positive Power Supply. Bypass to PGND with a 0.1µF and a 47µF capacitor with the smallest
capacitor placed as close to pins as possible.
50
100k
SS
60
-100
-110
= 0.47µF, C
-30
-40
-50
-60
-70
-80
-90
Typical Operating Characteristics (continued)
10
POWER-SUPPLY REJECTION RATIO
70
100
REG
vs. FREQUENCY
FREQUENCY (Hz)
= 0.01µF, C1 = 0.1µF, C2 = 1µF, R
1k
10k
70
60
50
40
30
20
10
FUNCTION
*MEASURED WITH THE MAX9709EVKIT,
0
JUNCTION TEMPERATURE MAINTAINED AT +110°C.
MAXIMUM STEADY-STATE OUTPUT POWER
30
100k
R
f
TH0 = TH1 = 1
TH2 = 0
vs. TEMPERATURE (MONO MODE)*
IN
LOAD
= 1kHz
= 4Ω
AMBIENT TEMPERATURE (°C)
40
-100
-110
-120
-40
-50
-60
-70
-80
-90
10
50
LOAD
CROSSTALK vs. FREQUENCY
100
= 8Ω, SHDN = high, MONO
L
Pin Description
60
) are between OUT_+ and
FREQUENCY (Hz)
1k
70
10k
100k