TS4909IQT STMicroelectronics, TS4909IQT Datasheet - Page 12

• Manufacturer Part Number: TS4909IQT
• Description: IC AMP AUDIO .158W STER AB 10DFN
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS4909IQT

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 158mW x 2 @ 16 Ohm
• Voltage - Supply: 2.2 V ~ 5.5 V
• Features: Depop, Standby
• Mounting Type: Surface Mount
• Package / Case: 10-DFN
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Audio Amplifier Function: Headphone
• Total Harmonic Distortion: 0.3@16Ohm@90mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Supply Current (max): 4.8@5VmA
• Power Supply Requirement: Single
• Power Dissipation: 1.79W
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 72dB
• Single Supply Voltage (min): 2.2V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 10
• Package Type: DFN
• For Use With: 497-6380 - BOARD DEMO FOR TS4909Q
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5992-2

Electrical characteristics
12/32
Figure 20. THD+N vs. output power
Figure 22. THD+N vs. output power
Figure 24. THD+N vs. frequency
0.002
1E-3
1E-3
0.01
0.01
0.01
0.1
0.1
0.1
10
10
1
1E-3
1E-3
1
1
20
Phantom Ground
RL=16
BW=20Hz-120kHz
T
Single Ended
F=1kHz, RL=16
Av=-4, Tamb=25°C
BW=20Hz-120kHz
Single Ended
F=1kHz, RL=32
Av=-4, Tamb=25°C
BW=20Hz-120kHz
AMB
=25°C
Vcc=2.6V
Po=30mW
Ω ,
Av=-1
100
Vcc=2.6V
Vcc=3V
Ω
Vcc=2.6V
Ω
Output Power (mW)
Output Power (mW)
Frequency (Hz)
Vcc=3V
Vcc=5V
Po=90mW
0.01
0.01
Vcc=5V
Vcc=5V
Vcc=3V
Po=40mW
1k
0.1
0.1
10k
20k
0.2
0.2
Figure 21. THD+N vs. output power
Figure 23. THD+N vs. output power
Figure 25. THD+N vs. frequency
0.002
0.01
0.01
0.01
0.1
0.1
0.1
10
10
1E-3
1E-3
1
1
1
20
Phantom Ground
RL=32
BW=20Hz-120kHz
T
Single Ended
F=20kHz, RL=16
Av=-4, Tamb=25°C
BW=20Hz-120kHz
Single Ended
F=20kHz, RL=32
Av=-4, Tamb=25°C
BW=20Hz-120kHz
AMB
=25°C
Ω ,
Vcc=2.6V
Po=20mW
Vcc=2.6V
Av=-1
100
Vcc=3V
Vcc=2.6V
Ω
Output Power (mW)
Ω
Output Power (mW)
Frequency (Hz)
0.01
0.01
Vcc=3V
Po=25mW
Vcc=3V
Vcc=5V
Vcc=5V
1k
Vcc=5V
Po=60mW
0.1
0.1
TS4909
10k
20k
0.2
0.2