TS482IST STMicroelectronics, TS482IST Datasheet - Page 14

IC AMP AUDIO PWR .107W AB 8MSOP

TS482IST

Manufacturer Part Number
TS482IST
Description
IC AMP AUDIO PWR .107W AB 8MSOP
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet

Specifications of TS482IST

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-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-8110-2
TS482IST

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Electrical Characteristics
14/26
Figure 31. Power dissipation vs. output power Figure 32. Power derating vs. ambient
Figure 33. Current consumption vs. power
Figure 35. THD + N vs. output power
0.01
0.1
10
6
5
4
3
2
1
0
25
20
15
10
1
5
0
0
1
0
No load
Ta=85 C
RL = 8
F = 20Hz
Av = -1
BW < 125kHz
Tamb = 25 C
Vcc=2V
F=1kHz
THD+N<1%
Ta=25 C
supply voltage
2
1
Vcc=3.3V
Vcc=2.6V
Power Supply Voltage (V)
4
Vcc=2V
Output Power (mW)
2
Output Power (mW)
6
10
RL=32
8
3
10
Ta=-40 C
Vcc=5V
4
RL=8
RL=16
12
100
14
5
Figure 34. Power supply rejection ratio vs.
Figure 36. THD + N vs. output power
100
1E-3
0.01
80
60
40
20
0.1
10
0
20
1
1
Vcc=5V
RL = 16
F = 20Hz
Av = -1
BW < 125kHz
Tamb = 25 C
Vripple=100mVpp
Vpin3,5=Vcc/2 (forced bias)
RL >= 8
0db=70mVrms
Tamb=25 C
Vcc=3.3V
temperature
frequency
100
Vcc=2.6V
Vcc=2V
Frequency (Hz)
Output Power (mW)
1000
Vcc=3.3V
Vcc=2.6V & 2V
10
10000
Vcc=5V
100000
100
TS482

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