TS482IQT STMicroelectronics, TS482IQT Datasheet - Page 19

• 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 61. Crosstalk vs. frequency
Figure 63. Crosstalk vs. frequency
Figure 65. Crosstalk vs. frequency
100
100
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100
80
60
40
20
80
60
40
20
80
60
40
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0
20
20
20
100
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100
ChB to ChA & ChA to Chb
ChB to ChA & ChA to Chb
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
1000
1000
1000
ChB to ChA
ChA to ChB
RL=5k
Vcc=5V
Vout=1.5Vrms
Av=-1
Bw < 125kHz
Tamb=25 C
RL=8
Vcc=5V
Pout=100mW
Av=-1
Bw < 125kHz
Tamb=25 C
RL=32
Vcc=5V
Pout=60mW
Av=-1
Bw < 125kHz
Tamb=25 C
10000
10000
10000
20k
20k
20k
Figure 62. Crosstalk vs. frequency
Figure 64. Crosstalk vs. frequency
Figure 66. Lower cut off frequency vs. output
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100
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120
100
10
80
60
40
20
80
60
40
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1
0
20
20
200 400 600 800 1000 1200 1400 1600 1800 2000 2200
capacitor
100
100
RL=8
Output Capacitor Cout ( F)
ChB to ChA & ChA to Chb
Frequency (Hz)
Frequency (Hz)
RL=16
1000
1000
ChB to ChA
ChA to ChB
RL=600
Vcc=5V
Vout=1.4Vrms
Av=-1
Bw < 125kHz
Tamb=25 C
RL=16
Vcc=5V
Pout=90mW
Av=-1
Bw < 125kHz
Tamb=25 C
RL=32
10000
10000
TS482
20k
20k