MAX9728AETC+ Maxim Integrated Products, MAX9728AETC+ Datasheet - Page 12

• Manufacturer Part Number: MAX9728AETC+
• Description: IC AMP AUDIO .06W STER AB 12TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class ABr

Specifications of MAX9728AETC+

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 60mW x 2 @ 32 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: Depop, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 12-TQFN Exposed Pad
• Product: General Purpose Audio Amplifiers
• Output Power: 60 mW
• Thd Plus Noise: 0.02 %
• Operating Supply Voltage: 4.5 V to 5.5 V
• Supply Current: 3.5 mA
• Maximum Power Dissipation: 1177 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Amplifier Class: AB
• No. Of Channels: 2
• Supply Voltage Range: 4.5V To 5.5V
• Load Impedance: 32ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: TQFN
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

60mW, DirectDrive, Stereo Headphone
Amplifiers with Shutdown
12
______________________________________________________________________________________
μCONTROLLER
STEREO
DAC
1μF
0.1μF
1μF
0.1μF
15kΩ
15kΩ
O.47μF
O.47μF
1μF
V
DD
SHDN
INL
INR
PV
SV
INR
V
PV
BIAS
MUTE
SHDN
INL
PGND
DD
SS
SS
DD
C1P
MAX9728B
MAX9710
15kΩ
15kΩ
1μF
C1N
OUTR+
OUTL+
OUTR-
OUTL-
SGND
PGND
OUTL
OUTR
GND
V
0.1μF
DD
100kΩ
V
1μF
DD
V
100kΩ
DD
System Diagram