TS4997IQT STMicroelectronics, TS4997IQT Datasheet - Page 12

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

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

Electrical characteristics
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Figure 20. PSRR vs. frequency
Figure 22. PSRR vs. frequency
Figure 24. PSRR vs. frequency
-100
-100
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
0
Vcc = 5V
Vripple = 200mVpp
Cb = 1
Inputs Floating
Tamb = 25
Vcc = 5V
Vripple = 200mVpp
G = +6dB
Cb = 1
Inputs Grounded
Tamb = 25
Vcc = 3.3V
Vripple = 200mVpp
G = +12dB
Cb = 1
Inputs Grounded
Tamb = 25
μ
μ
μ
F
F, Cin = 4.7
F, Cin = 4.7
100
100
100
°
°
°
C
C
C
μ
μ
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
F
F
3D LOW
3D LOW
3D LOW
3D MEDIUM
3D MEDIUM
3D MEDIUM
1000
1000
1000
3D OFF
3D OFF
3D OFF
3D HIGH
3D HIGH
3D HIGH
10000
10000
10000
Figure 21. PSRR vs. frequency
Figure 23. PSRR vs. frequency
Figure 25. PSRR vs. frequency
-100
-100
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
0
Vcc = 3.3V
Vripple = 200mVpp
Cb = 1
Inputs Floating
Tamb = 25
Vcc = 5V
Vripple = 200mVpp
G = +12dB
Cb = 1
Inputs Grounded
Tamb = 25
Vcc = 3.3V
Vripple = 200mVpp
G = +6dB
Cb = 1
Inputs Grounded
Tamb = 25
μ
μ
μ
F
F, Cin = 4.7
F, Cin = 4.7
100
100
100
°
°
°
C
C
C
μ
μ
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
F
F
3D LOW
3D LOW
3D LOW
3D MEDIUM
3D MEDIUM
3D MEDIUM
1000
1000
1000
3D OFF
3D OFF
3D OFF
3D HIGH
3D HIGH
3D HIGH
10000
10000
10000
TS4997