MAX9789AETJ+ Maxim Integrated Products, MAX9789AETJ+ Datasheet - Page 24

• Manufacturer Part Number: MAX9789AETJ+
• Description: IC AMP AUDIO 2W STER AB 32TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class ABr

Specifications of MAX9789AETJ+

• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 2W x 2 @ 4 Ohm; 100mW x 2 @ 16 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: Depop, Mute, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Product: Class-AB
• Output Power: 2 W
• Thd Plus Noise: 0.004 %
• Supply Current: 0.1 mA
• Maximum Power Dissipation: 1990 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 4 Ohms
• Minimum Operating Temperature: - 40 C
• Amplifier Class: AB
• No. Of Channels: 3
• Supply Voltage Range: 4.5V To 5.5V
• Load Impedance: 4ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: TQFN
• Rohs Compliant: Yes
• For Use With: MAX9789AEVKIT+ - EVALUATION KIT FOR MAX9789A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Windows Vista-Compliant, Stereo Class AB Speaker
Amplifiers and DirectDrive Headphone Amplifiers
24
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DGND
V
CODEC
LDO_OUT
HDA
SPKR_R
AGND
SPKR_L
HP2_R
HP2_L
HP1_R
HP1_L
1μF
μC
1μF
1μF
1μF
1μF
1μF
1μF
1μF
C
3
+3.3V
+3.3V
0.1μF
1μF
C
1μF
1μF
1
C1P
HP_INR
HP_INL
CPV
C1N
SPKR_EN
HP_EN
LDO_EN
GAIN2
GAIN1
MUTE
SPKR_INL
SPKR_INR
V
DD
INR
INL
PV
SV
SHDNR
SHDNL
DD
DD
DD
GND
PV
+5V
SGND
DD
MAX9789
System Diagrams (continued)
MAX4411
PGND
PGND
LDO_OUT
LDO_SET
OUTR
OUTL
PV
SV
C1P
C1N
CPGND
OUTR+
HPV
OUTL+
OUTR-
OUTL-
CP
+3.3V
SS
SS
P
HPR
HPL
VSS
VSS
DD
1μF
1μF
HP2
10μF
1μF
HP1
1μF
C
1μF
4.75V
2