MAX9722AETE+ Maxim Integrated Products, MAX9722AETE+ Datasheet - Page 17

• Manufacturer Part Number: MAX9722AETE+
• Description: IC AMP AUDIO .13W STER AB 16TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class ABr

Specifications of MAX9722AETE+

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 130mW x 2 @ 32 Ohm
• Voltage - Supply: 2.4 V ~ 5.5 V
• Features: Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 16-TQFN Exposed Pad
• Product: General Purpose Audio Amplifiers
• Output Power: 130 mW
• Common Mode Rejection Ratio (min): - 70 dB
• Thd Plus Noise: 0.009 %
• Supply Current: 5.5 mA
• Maximum Power Dissipation: 1176 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 16 Ohms
• Input Offset Voltage: 0.5 mV
• Minimum Operating Temperature: - 40 C
• Amplifier Class: AB
• No. Of Channels: 2
• Supply Voltage Range: 2.4V 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

1μF
C1
*FOR MAX9722A, R
( ) FOR TSSOP PACKAGE.
Stereo Headphone Amplifiers with Shutdown
(6)
(4)
1μF
4
2
C3
C1P
C1N
5V, Differential Input, DirectDrive, 130mW
IN
______________________________________________________________________________________
AND R
1μF
2.4V TO 5.5V
PV
PV
C2
(7)
(3)
CHARGE
DD
SS
PUMP
5
1
F
ARE EXTERNAL TO THE DEVICE.
11
(13)
SV
SS
(11, 15)
SV
9, 13
PGND
3
(5)
DD
SHUTDOWN
CONTROL
UVLO/
MAX9722A
MAX9722B
SGND
6
(8)
SHDN
CHANNEL
CHANNEL
AUDIO IN
AUDIO IN
(2)
16
RIGHT
LEFT
INR+
7
(9)
1μF
C
1μF
C
IN
IN
14
(16)
INR-
8
(10)
INL-
15kΩ
15kΩ
R
R
IN
IN
*
SGND
CLICK-AND-POP
SUPPRESSION
SV
SV
SV
SV
Typical Application Circuit
DD
30kΩ
SS
SS
DD
30kΩ
R
R
F
F
*
OUTR
OUTL
12
(14)
10
(12)
HEADPHONE
JACK
17