MAX9768BETG+T Maxim Integrated Products, MAX9768BETG+T Datasheet - Page 3
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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
ELECTRICAL CHARACTERISTICS (continued)
(V
between OUT+ and OUT-, R
SSM mode. Filterless modulation mode (see the Functional Diagram/Typical Application Circuit ). T
noted. Typical values are at T
Efficiency (Note 2)
Output Power (Note 2)
Soft Output Current Limit
Hard Output Current Limit
Total Harmonic Distortion
Plus Noise (Note 2)
Signal-to-Noise Ratio
(Note 2)
MUTE Attenuation (Note 3)
Power-Supply Rejection
Ratio
Oscillator Frequency
PVDD
= 12V, V
PARAMETER
DD
= 3.3V, V
_______________________________________________________________________________________
L
A
GND
= ∞, unless otherwise noted. C
= +25°C.) (Note 1)
SYMBOL
THD+N
PSRR
P
f
= V
SNR
I
OCS
I
LIM
OUT
SC
η
PGND
P
1kHz, R
PV
PV
PV
f = 1kHz, R
P
0dB = 8W, R
8Ω, BW = 22Hz to
22kHz, filterless
modulation mode
0dB = 8W, R
8Ω, BW = 22Hz to
22kHz, classic
PWM modulation
0dB = 8W, f = 1kHz
V
T
PV
T
f = 1kHz, V
f = 1kHz, V
SYNC = GND
SYNC = unconnected
SYNC = V
mode)
= 0, V
A
A
OUT
OUT
DD
DD
DD
DD
DD
= +25°C
= +25°C
= 2.7V to 3.6V, filterless modulation ,
Amplifier with Volume Control
= 8W, f
= 5W
= 5V
= 12V
= 14V
= 4.5V to 14V, filterless modulation ,
SHDN
L
= 8Ω
DD
RIPPLE
RIPPLE
L
10W Mono Class D Speaker
L
L
= 8Ω,
IN
(spread-spectrum modulation
= V
=
=
=
BIAS
DD
CONDITIONS
= 200mV
= 100mV
, V
Filterless modulation
Classic PWM modulation
R
filterless modulation
R
filterless modulation
R
classic PWM modulation
R
filterless modulation
R
classic PWM modulation
R
filterless modulation
Filterless modulation
Classic PWM modulation
Unweighted
A-weighted
Unweighted
A-weighted
= 2.2µF, C1 = C2 = 0.1µF, C
L
L
L
L
L
L
MUTE
= 8Ω, THD+N = 1%,
= 8Ω, THD+N = 10%,
= 8Ω, THD+N = 10%,
= 8Ω, THD+N = 10%,
= 8Ω, THD+N = 10%,
= 8Ω, THD+N = 10%,
P-P
P-P
= 0; Max volume setting; speaker load resistor connected
on PV
on V
DD
FFM
SSM
FFM
SSM
FFM
SSM
FFM
SSM
DD
IN
1060
1296
1.75
MIN
52
67
A
= 0.47µF, R
= T
MIN
1200
1440
1200
TYP
0.09
0.08
±30
115
1.3
1.7
2.5
87
85
10
10
94
93
97
97
93
89
97
91
68
84
77
60
to T
9
9
2
IN
MAX
= 20kΩ, R
MAX
1320
1584
, unless otherwise
F
UNITS
= 30kΩ,
kHz
dB
dB
dB
%
W
%
A
A
3