MAX9752BETI+T Maxim Integrated Products, MAX9752BETI+T Datasheet - Page 10

• Manufacturer Part Number: MAX9752BETI+T
• Description: IC AMP AUDIO PWR 2.2W D 28TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class Dr

Specifications of MAX9752BETI+T

• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 2.2W x 2 @ 4 Ohm; 62mW 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: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.2W, Low-EMI, Stereo, Class D Power Amplifiers
with DirectDrive Headphone Amplifiers
(V
C
MAX9752: GAIN1 = GAIN2 = 0, V
10
CPVSS
DD
______________________________________________________________________________________
= PV
= 1µF, C1 = 1µF, speaker impedance = 8Ω connected between OUT_+ and OUT_-, headphone load is terminated to GND;
DD
= HPV
-100
-120
-140
-20
-40
-60
-80
0
DD
0
HEADPHONE OUTPUT SPECTRUM
= CPV
5
VOL
FREQUENCY (Hz)
DD
= 0V; MAX9753: GAIN = 0, V
= 5.0V, GND = PGND = HPGND = 0V, V
10
HPOUT_
SHDN
V
f = 1kHz
V
R
DD
OUT
L
15
= 32Ω
Typical Operating Characteristics (continued)
= 5V
= -60dB
R
L
= 32Ω
20
TURN-OFF RESPONSE
(HEADPHONE MODE)
10ms/div
A/B
= 0V; MAX9754: GAIN = 0; T
HPOUT_
SHDN
MAX9752/53/54 toc32
R
L
= 32Ω
5V/div
20mV/div
SHDN
(HEADPHONE MODE)
TURN-ON RESPONSE
= V
10ms/div
DD
A
= +25°C, unless otherwise noted.)
, CPV
MAX9752/53/54 toc31
SS
= V
5V/div
20mV/div
SS
, C
BIAS
= 1µF,