MAX13301 Datasheet, PDF (3/37 Pages) Maxim Integrated Products – 4-Channel, Automotive Class D Audio Amplifier Feedback After the Filter

4-Channel, Automotive Class D Audio Amplifier
ELECTRICAL CHARACTERISTICS (continued)
(VPVDD = 14.4V, VDD = VDD5 = 5V, VGND = VPGND = 0V, fSW = 500kHz, MAP.COMP[2:0] = (see Table 20 for applicable setting),
TA = -40NC to +125NC; typical values are at TA = +25NC, unless otherwise noted.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP MAX UNITS
PVDD Shutdown Supply Current
VDD5 Shutdown Supply Current
VDD Shutdown Supply Current
Standby Supply Current
IPVDD_
SHDN
TA = +25NC, VEN = 0V
TA = TMIN to +85NC, VEN = 0V
IVDD5_
SHDN
TA = +25NC, VEN = 0V
TA = TMIN to +85NC, VEN = 0V
TA = +25NC, VEN = 0V
IVDD_SHDN
TA = TMIN to +85NC, VEN = 0V
IVDD5
IVDD
CTRL2 = 0x20, VEN = 5V
7
FA
17
0.1
FA
2
0.1
FA
2
1
mA
10
Output Leakage
VOUT_ = 14.4V
VOUT_ = 0V
200
FA
1
Output Discharge Current
CTRL3.DIS = 1
8
mA
RDS(ON) per Output
FB_ Resistance
Excluding wire bond resistance
70
mI
310
kI
Output Offset
OUT_ Output Impedance
TA = +25NC, mute mode (CTRL2 = 0x00),
VOS ^{no input signal}
TA = TMIN to TMAX
15
mV
100
100
mI
AMPLIFIER AC CHARACTERISTICS
THD+N = 1%, RL = 4I, VPVDD = 24V
66
Output Power
POUT ^{THD+N = 10%, RL = 4I, VPVDD = 24V}
80
W
THD+N = 10%, RL = 2I, VPVDD = 24V,
parallel mode
160
Signal-Path Gain
26
dB
Channel-to-Channel Gain
Tracking
-1
+0.1
+1
dB
Input Resistance
IN0+, IN1+, IN2+, IN3+
IN-
20
kI
5
Mute Attenuation
Guaranteed by design, test is functional
only
90
100
dB
Precharge Current
CTRL1.PRE = 1
IN-
IN_+
5
10
mA
1
2
VDD = 4.5V to 5.5V
70
Power-Supply Rejection Ratio
VPVDD = 1VP-P ripple, 100Hz to 10kHz
60
dB
REF Voltage
VPVDD = 8V to 25.5V
CREF(MIN) = 1µF
68
2.224
V
REF Output Impedance
DC
800
I
Input Voltage Range
AC-coupled
1.2
VRMS
3