TS482IQT STMicroelectronics, TS482IQT Datasheet - Page 12

• Manufacturer Part Number: TS482IQT
• Description: IC AMP AUDIO PWR .107W STER 8DFN
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS482IQT

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 107mW x 2 @ 16 Ohm
• Voltage - Supply: 2 V ~ 5.5 V
• Features: Depop
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 0.107x2@16OhmW
• Audio Amplifier Function: Headphone
• Input Offset Voltage: 5@5VmV
• Input Bias Current: 500nA
• Total Harmonic Distortion: 0.03@16Ohm@90mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Supply Current (max): 7.2@5VmA
• Power Supply Requirement: Single
• Power Dissipation: 1.79W
• Unity Gain Bandwidth Product (typ): 2.2MHz
• Rail/rail I/o Type: Rail to Rail Input/Output
• Power Supply Rejection Ratio: 85dB
• Single Supply Voltage (min): 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: 8
• Package Type: DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2288-2

Electrical Characteristics
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Figure 19.
Figure 21.
Figure 23.
100
250
225
200
175
150
125
100
70
60
50
40
30
20
10
75
50
25
75
50
25
0
0
0
2.0
2.0
2.0
Av = -1
RL = 32
F = 1kHz
BW < 125kHz
Tamb = 25 C
RL=5k
Tamb=25 C
Av = -1
RL = 8
F = 1kHz
BW < 125kHz
Tamb = 25 C
CL=0pF
Phase margin vs. power supply voltage Figure 20. Gain margin vs. power supply voltage
Output power vs. power supply voltage Figure 22. Output power vs. power supply voltage
Output power vs. power supply voltage Figure 24. Output power vs. load resistance
2.5
2.5
2.5
3.0
3.0
Power Supply Voltage (V)
CL=300pF
3.0
THD+N=10%
THD+N=10%
3.5
3.5
Vcc (V)
Vcc (V)
3.5
THD+N=1%
THD+N=1%
4.0
4.0
CL=500pF
4.0
THD+N=0.1%
THD+N=0.1%
4.5
4.5
4.5
5.0
5.0
5.0
5.5
5.5
200
175
150
125
100
200
180
160
140
120
100
20
10
75
50
25
80
60
40
20
0
0
2.0
2.0
0
8
RL=5k
Tamb=25 C
Av = -1
RL = 16
F = 1kHz
BW < 125kHz
Tamb = 25 C
2.5
2.5
16
THD+N=0.1%
3.0
24
Power Supply Voltage (V)
3.0
THD+N=10%
THD+N=1%
Load Resistance ( )
3.5
32
Vcc (V)
3.5
THD+N=1%
4.0
40
4.0
THD+N=10%
THD+N=0.1%
4.5
CL=100pF
48
CL=0pF
CL=200pF
CL=500pF
Av = -1
Vcc = 5V
F = 1kHz
BW < 125kHz
Tamb = 25 C
4.5
5.0
56
TS482
5.0
5.5
64