TS4997IQT STMicroelectronics, TS4997IQT Datasheet - Page 16

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TS4997IQT

Manufacturer Part Number
TS4997IQT
Description
IC AMP AUDIO 1W STER AB 16QFN
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet

Specifications of TS4997IQT

Output Type
2-Channel (Stereo)
Max Output Power X Channels @ Load
1W x 2 @ 8 Ohm
Voltage - Supply
2.7 V ~ 5.5 V
Features
3D, Depop, Differential Inputs, Standby, Thermal Protection
Mounting Type
Surface Mount
Package / Case
16-QFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-5995-2

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TS4997IQT
Manufacturer:
ST
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Part Number:
TS4997IQT
Manufacturer:
ST
Quantity:
20 000
Electrical characteristics
16/34
Figure 44. SNR vs. power supply voltage
Figure 46. Differential DC output voltage vs.
Figure 48. Differential DC output voltage vs.
1000
110
108
106
104
102
100
1E-3
1000
0.01
1E-3
0.01
98
96
94
92
90
88
86
84
82
80
100
100
0.1
0.1
10
10
2.5
1
1
0.0
0
Vcc = 5V
G = +6dB
Tamb = 25
3D HIGH
Vcc = 2.7V
G = +6dB
Tamb = 25
3D LOW
3D OFF
3D OFF
common mode input voltage
common mode input voltage
3.0
3D HIGH
3D OFF
0.5
1
3D HIGH
°
°
Common Mode Input Voltage (V)
C
Common Mode Input Voltage (V)
C
3.5
Supply Voltage (V)
3D MEDIUM
1.0
Unweighted filter (20Hz to 20kHz)
F = 1kHz
G = +6dB, RL = 8
THD + N < 0.5%
Tamb = 25
2
3D MEDIUM
4.0
3D MEDIUM
3D LOW
1.5
°
C
3
3D LOW
4.5
Ω
2.0
5.0
4
2.5
5.5
5
Figure 45. SNR vs. power supply voltage
Figure 47. Differential DC output voltage vs.
Figure 49. Current consumption vs. power
110
108
106
104
102
100
1000
1E-3
0.01
98
96
94
92
90
88
86
84
82
80
100
0.1
10
2.5
8
7
6
5
4
3
2
1
0
1
0.0
0
No load
Tamb = 25
Vcc = 3.3V
G = +6dB
Tamb = 25
3D HIGH
3D LOW
3D OFF
common mode input voltage
supply voltage
3.0
0.5
3D HIGH
1
3D OFF
°
°
Common Mode Input Voltage (V)
C
C
Power Supply Voltage (V)
1.0
3.5
Supply Voltage (V)
3D MEDIUM
2
Unweighted filter (20Hz to 20kHz)
F = 1kHz
G = +6dB, RL = 16
THD + N < 0.5%
Tamb = 25
3D MEDIUM
1.5
4.0
3
One channel active
3D LOW
°
Both channels active
C
2.0
4.5
4
Ω
2.5
5.0
5
TS4997
3.0
5.5

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