MAX9768BETG+T Maxim Integrated Products, MAX9768BETG+T Datasheet - Page 9
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MAX9768BETG+T
Manufacturer Part Number
MAX9768BETG+T
Description
IC AMP AUDIO 10W MONO D 24TQFN
Manufacturer
Maxim Integrated Products
Type
Class Dr
Datasheet
1.MAX9768BETG.pdf
(26 pages)
Specifications of MAX9768BETG+T
Output Type
1-Channel (Mono)
Max Output Power X Channels @ Load
10W x 1 @ 8 Ohm
Voltage - Supply
4.5 V ~ 14 V
Features
Depop, I²C, Mute, Short-Circuit and Thermal Protection, Shutdown, Volume Control
Mounting Type
Surface Mount
Package / Case
24-TQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
(V
and OUT-, R
trum modulation mode.)
-100
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
PVDD
0
0
POWER-SUPPLY REJECTION RATIO (PV
(FIXED-FREQUENCY MODULATION MODE)
10
1
PV
V
R
RIPPLE
L
OUTPUT WAVEFORM (PWM MODE)
DD
= 8Ω
WIDEBAND OUTPUT SPECTRUM
= 12V, V
= 12V
= 100mV
PWM MODE
100
L
= 8Ω, unless otherwise noted. C
vs. FREQUENCY
10
FREQUENCY (MHz)
FREQUENCY (Hz)
DD
P-P
RBW = 10kHz
INPUT AC GROUNDED
FILTERLESS MODULATION
1μs/div
FILTERLESS MODULATION
= 3.3V, V
1k
_______________________________________________________________________________________
_______________________________________________________________________________________
100
10k
GND
MAX9768 toc25
= V
1000
100k
DD
PGND
)
5V/div
5V/div
= 0, V
BIAS
-100
-100
-100
-120
-140
-10
-20
-30
-40
-50
-60
-70
-80
-90
Typical Operating Characteristics (continued)
-10
-20
-30
-40
-50
-60
-70
-80
-90
-20
-40
-60
-80
MUTE
Amplifier with Volume Control
0
0
0
POWER-SUPPLY REJECTION RATIO (V
10
(FIXED-FREQUENCY MODULATION MODE)
= 2.2µF, C1 = C2 = 0.1µF, C
1
0
V
V
R
DD
RIPPLE
L
= 8Ω
OUTPUT FREQUENCY SPECTRUM
= 0; 0dB volume setting; all speaker load resistors connected between OUT+
WIDEBAND OUTPUT SPECTRUM
= 3.3V
10W Mono Class D Speaker
PWM MODE
= 100mV
100
5
vs. FREQUENCY
10
FREQUENCY (MHz)
FILTERLESS MODULATION
FREQUENCY (Hz)
FREQUENCY (kHz)
P-P
1k
10
RBW = 10kHz
INPUT AC GROUNDED
PWM MODE
100
FFM MODE
V
f = 1kHz
R
UNWEIGHTED
10k
IN
L
15
= 8Ω
= -60dBV
IN
= 0.47µF, R
DD
100k
1000
20
)
-100
-100
-120
-140
-10
-20
-30
-40
-50
-60
-70
-80
-90
-20
-40
-60
-80
IN
0
0
(SPREAD-SPECTRUM MODULATION MODE)
= 20kΩ, R
1
0
OUTPUT FREQUENCY SPECTRUM
WIDEBAND OUTPUT SPECTRUM
(FILTERLESS MODULATION)
OUTPUT WAVEFORM
5
FB
10
FREQUENCY (MHz)
FREQUENCY (kHz)
= 30kΩ, spread-spec-
1μs/div
RBW = 10kHz
INPUT AC GROUNDED
FILTERLESS MODULATION
10
100
V
f = 1kHz
R
UNWEIGHTED
IN
L
15
= 8Ω
= -60dBV
MAX9768 toc24
1000
20
9
9
5V/div
5V/div