max98306 Maxim Integrated Products, Inc., max98306 Datasheet - Page 4

• Manufacturer Part Number: max98306
• Description: Stereo 3.7w Class D Amplifier
• Manufacturer: Maxim Integrated Products, Inc.

(V
bandwidth, T
Stereo 3.7W Class D Amplifier
Note 2: This device is 100% production tested at T
Note 3: Amplifier inputs AC-coupled to ground.
Note 4: Specified at room temperature with an 8I resistive load in series with a 68µH inductive load.
ELECTRICAL CHARACTERISTICS (continued)
(V
AC measurement bandwidth, T
4
Signal-to-Noise Ratio
Efficiency
Oscillator Frequency
Spread-Spectrum Bandwidth
Current Limit
Thermal-Shutdown Level
Thermal Hysteresis
DIGITAL INPUT (SHDN)
Input-Voltage High
Input-Voltage Low
Input Leakage Current
PVDD
PVDD
0.001
0.01
100
______________________________________________________________________________________
0.1
10
1
0
= V
= V
V
Z
f = 1kHz
LOAD
PARAMETER
PVDD
SHDN
SHDN
THD+N vs. OUTPUT POWER
A
= 8I + 68µH
= 3.7V
0.25
= +25NC, unless otherwise noted.)
f = 100kHz
= 5.0V, V
OUTPUT POWER (W)
f = 6kHz
= 3.7V, V
0.50
PGND
PGND
0.75
A
= 0V, A V = 12dB, R
= 0V, A
= T
SYMBOL
MIN
f
SNR
1.00
OSC
V
V
E
V
IH
IL
to T
= 12dB (GAIN = PVDD), R
MAX
0.001
0.01
100
Z
Z
T
T
0.1
10
, unless otherwise noted. Typical values are at T
A
A
SPK
SPK
1
= +25NC
= +25NC, SHDN = 0
L
0
A
V
Z
= J, R
= +25NC. All temperature limits are guaranteed by design.
LOAD
= 8I +68FH, P
= 8I +68FH, P
PVDD
f = 1kHz
0.25
THD+N vs. OUTPUT POWER
= 8I + 68µH
= 5V
0.50
L
connected between OUT_+ to OUT_-, 20Hz to 22kHz AC measurement
OUTPUT POWER (W)
CONDITIONS
f = 100kHz
0.75
f = 6kHz
1.00
L
OUT
OUT
Typical Operating Characteristics
= J, R
1.25
at 1% THD+N
= 1.4W, f = 1kHz
1.50
L
connected between OUT_+ to OUT_-, 20Hz to 22kHz
1.75
2.00
0.001
0.01
100
0.1
10
1
MIN
160
0
1.4
A
V
Z
LOAD
PVDD
= +25NC.) (Note 2)
0.5
f = 1kHz
THD+N vs. OUTPUT POWER
= 4I + 33µH
= 5V
1.0
+150
TYP
f = 6kHz
320
OUTPUT POWER (W)
99
92
20
20
3
f = 100kHz
1.5
2.0
MAX
540
0.4
±1
2.5
UNITS
3.0
kHz
kHz
dB
NC
NC
FA
%
A
V
V
3.5