AD1990 Analog Devices, AD1990 Datasheet - Page 15

• Manufacturer Part Number: AD1990
• Description: Audio Switching Amplifier
• Manufacturer: Analog Devices

APPLICATION CIRCUITS
THERMAL SHUTDOWN
THERMAL WARNING
OVERCURRENT
4.7µF
DIGITAL
INPUTS
+
0.1µF
10µF
10µF
0.1µF
0.1µF
+
+
+
47µF
AINL
AINR
REF_FILT
PGA0
PGA1
DCTRL2
DCTRL1
DCTRL0
MUTE
RESET
ERR2
ERR1
ERR0
CLKI
CLKO
AV
Figure 26. Typical Application Circuit
DD
+
47µF
DV
Rev. 0 | Page 15 of 16
DD
AD1990
PV
DD
1000µF
PV
OUTR+
OUTR–
OUTL+
OUTL–
+
NFR+
NFR–
DD
NFL+
NFL–
1000µF
+
0.1µF
0.1µF
R1 = 4.2kΩ
R2 = 1.8kΩ
L = 18µH
C = 1µF
LOAD = 6Ω
R1
R2
R2
R1
R1
R2
R2
R1
L
L
L
L
C
C
C
C
AD1990