TS4909IQT STMicroelectronics, TS4909IQT Datasheet - Page 20

• 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
20/32
Figure 68. Current consumption vs. power
Figure 70. Current consumption vs. standby
Figure 72. Current consumption vs. standby
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
4
3
2
1
0
0.0
4
3
2
1
0
0.0
2
0.5
supply voltage
voltage
voltage
0.5
T
AMB
3
Power Supply Voltage (V)
1.0
=-40°C
Standby Voltage (V)
Standby Voltage (V)
1.0
1.5
4
T
AMB
1.5
=25°C
2.0
Phantom ground
V
Phantom ground
V
Phantom ground
No Loads
CC
CC
T
T
T
=3V
T
T
2.0
AMB
AMB
5
T
=2.6V
AMB
AMB
AMB
AMB
T
=-40°C
=85°C
2.5
AMB
=25°C
=-40°C
=85°C
=25°C
=85°C
2.5
3.0
6
Figure 69. Current consumption vs. power
Figure 71. Current consumption vs. standby
Figure 73. Current consumption vs. standby
2.5
2.0
1.5
1.0
0.5
0.0
3.0
2.5
2.0
1.5
1.0
0.5
0.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0
0.0
2
supply voltage
voltage
voltage
0.5
0.5
T
3
AMB
Power Supply Voltage (V)
=-40°C
1.0
Standby Voltage (V)
Standby Voltage (V)
1.0
1.5
4
T
AMB
1.5
=25°C
2.0
T
5
T
Single ended
V
Single ended
No Loads
2.0
T
T
T
Single ended
V
AMB
T
AMB
CC
AMB
T
AMB
AMB
CC
AMB
AMB
2.5
=3V
=-40°C
=85°C
=2.6V
=25°C
=-40°C
=85°C
=25°C
=85°C
TS4909
2.5
3.0
6