TS4997IQT STMicroelectronics, TS4997IQT Datasheet - Page 11

• 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

TS4997
Figure 14. THD+N vs. frequency
Figure 16. THD+N vs. frequency
Figure 18. THD+N vs. frequency
0.01
0.01
0.01
0.1
0.1
0.1
10
10
10
1
1
1
RL = 8
G = +6dB
Cb = 1
BW < 125kHz
Tamb = 25
RL = 16
G = +6dB
Cb = 1
BW < 125kHz
Tamb = 25
RL = 4
G = +6dB
Cb = 1
BW < 125kHz
Tamb = 25
Ω
μ
Ω
μ
μ
F
F
Ω
F
100
100
100
°
°
°
C
C
C
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Vcc=2.7V
Pout=200mW
Vcc=2.7V
Pout=120mW
1000
1000
1000
Vcc=3.3V
Pout=430mW
Vcc=3.3V
Pout=300mW
Vcc=3.3V
Pout=200mW
Vcc=2.7V
Pout=260mW
Vcc=5V
Pout=450mW
Vcc=5V
Pout=950mW
Vcc=5V
Pout=700mW
10000
10000
10000
Figure 15. THD+N vs. frequency
Figure 17. THD+N vs. frequency
Figure 19. THD+N vs. frequency
0.01
0.01
0.01
0.1
0.1
0.1
10
10
10
1
1
1
RL = 16
G = +12dB
Cb = 1
BW < 125kHz
Tamb = 25
RL = 4
G = +12dB
Cb = 1
BW < 125kHz
Tamb = 25
RL = 8
G = +12dB
Cb = 1
BW < 125kHz
Tamb = 25
Ω
μ
Ω
μ
μ
F
F
Ω
F
100
100
°
100
°
°
C
C
C
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Electrical characteristics
Vcc=2.7V
Pout=200mW
Vcc=2.7V
Pout=120mW
1000
1000
1000
Vcc=3.3V
Pout=430mW
Vcc=3.3V
Pout=300mW
Vcc=3.3V
Pout=200mW
Vcc=2.7V
Pout=260mW
Vcc=5V
Pout=950mW
Vcc=5V
Pout=450mW
Vcc=5V
Pout=700mW
10000
10000
10000
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