TS4909IQT STMicroelectronics, TS4909IQT Datasheet - Page 16

• 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
16/32
Figure 44. Power dissipation vs. output power Figure 45. Power dissipation vs. output power
Figure 46. Power dissipation vs. output power Figure 47. Power dissipation vs. output power
Figure 48. Crosstalk vs. frequency
-100
-120
300
250
200
150
100
120
100
-20
-40
-60
-80
50
80
60
40
20
0
0
0
20
0
0
Phantom Ground
Vcc=5V, F=1kHz
THD+N<1%
Phantom Ground
Vcc=3V, F=1kHz
THD+N<1%
Single Ended
Vcc=5V, RL=16
Av=-1, Po=90mW
T
AMB
20
=25°C
10
OUT1 to OUT2
100
40
Ω
20
60
Frequency (Hz)
RL=32
Output Power (mW)
Output Power (mW)
RL=32
80
30
Ω
OUT2 to OUT1
Ω
1k
100
40
120
RL=16
RL=16
50
Ω
140
Ω
10k
160
60
20k
Figure 49. Crosstalk vs. frequency
-100
-120
100
-20
-40
-60
-80
40
35
30
25
20
15
10
80
60
40
20
5
0
0
0
20
0
0
Single Ended
Vcc=3V, F=1kHz
THD+N<1%
Single Ended
Vcc=5V, F=1kHz, THD+N<1%
Single Ended
Vcc=5V, RL=32
Av=-1, Po=60mW
T
AMB
5
20
=25°C
10
100
40
15
Ω
OUT2 to OUT1
20
60
Frequency (Hz)
Output Power (mW)
Output Power (mW)
25
80
30
RL=32
RL=32
1k
100
35
Ω
Ω
OUT1 to OUT2
40
120
RL=16
45
RL=16
140
Ω
TS4909
50
10k
Ω
160
55
20k