MAX9757ETJ+T Maxim Integrated Products, MAX9757ETJ+T Datasheet - Page 27

• Manufacturer Part Number: MAX9757ETJ+T
• Description: IC AMP AUDIO PWR 2.3W AB 32TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class ABr

Specifications of MAX9757ETJ+T

• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 2.3W x 2 @ 3 Ohm; 130mW x 2 @ 16 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: Depop, Short-Circuit and Thermal Protection, Shutdown, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Headphone Amplifiers with Automatic Level Control
2.3W Stereo Speaker Amplifiers and DirectDrive
______________________________________________________________________________________
180kΩ
CODEC
µC
3V TO 5.5V
0.1µF
1µF
1µF
1µF
1µF
1µF
1µF
0.033µF
1µF
47kΩ
PREF
CPV
C1P
C1N
BIAS
CT
IN
REGEN
INL
INR
BEEP
SHDN
GAIN1
GAIN2
GAIN3
DR
OUT
DD
V
DD
4.5V TO 5.5V
GND
MAX9756
PV
DD
PGND
3V TO 5.5V
HPV
CPGND
OUTL+
OUTR+
OUTR-
OUTL-
CPV
DD
BIAS
HPS
HPR
HPL
VOL
SET
V
SS
SS
10µF
1µF
System Diagram
1µF
HPV
DD
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