TS2012IQT STMicroelectronics, TS2012IQT Datasheet - Page 16

• Manufacturer Part Number: TS2012IQT
• Description: IC AMP AUDIO PWR 2.8W STER 20QFN
• Manufacturer: STMicroelectronics
• Type: Class Dr

Specifications of TS2012IQT

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 2.8W x 2 @ 4 Ohm
• Voltage - Supply: 2.5 V ~ 5.5 V
• Features: Depop, Differential Inputs, Standby, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 20-QFN
• Operational Class: Class-D
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 2.8x2@4OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.07@8Ohm@800mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Supply Current (max): 8@5VmA
• Power Supply Requirement: Single
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 70dB
• Single Supply Voltage (min): 2.5V
• 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: 20
• Package Type: QFN EP
• For Use With: 497-8930 - BOARD EVAL FOR TS2012FC497-8258 - BOARD EVAL BASED ON TS2012IQT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6943-2; TS2012IQT

Electrical characteristics
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Figure 10. Output power vs. power supply
Figure 12. PSRR vs. common mode input
Figure 14. CMRR vs. common mode input
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-10
-20
-30
-40
-50
-60
-70
-80
-10
-20
-30
-40
-50
-60
-70
-80
2.5
0
0
0.0
0.0
RL = 4
F = 1kHz
BW < 30kHz
Tamb = 25
Vripple = 200mVpp, F = 217Hz
RL
Δ
RL
Gain=6dB
Vicm=200mVpp, F = 217Hz
Gain=6dB
0.5
0.5
Gain=24dB
Gain=24dB
≥
≥
voltage
Ω
3.0
voltage
voltage
4
4
THD+N=10%
Ω
Ω
+
1.0
1.0
+
+
≥
°
C
Common Mode Input Voltage (V)
Common Mode Input Voltage (V)
≥
≥
15
15
15
Power Supply Voltage (V)
μ
1.5
1.5
H
3.5
μ
μ
H, Tamb = 25
H, Tamb = 25
2.0
2.0
Vcc=2.5V
4.0
Vcc=2.5V
2.5
2.5
°
°
C
C
3.0
3.0
4.5
Vcc=3V
3.5
3.5
THD+N=1%
Vcc=3V
Vcc=5V
4.0
4.0
5.0
Vcc=5V
4.5
4.5
5.5
5.0
5.0
Figure 11. Output power vs. power supply
Figure 13. PSRR vs. frequency
Figure 15. CMRR vs. frequency
-10
-20
-30
-40
-50
-60
-70
-80
-10
-20
-30
-40
-50
-60
-70
-80
2.0
1.6
1.2
0.8
0.4
0.0
0
0
2.5
20
20
RL = 8
F = 1kHz
BW < 30kHz
Tamb = 25
Inputs grounded, Vripple = 200mVpp
RL
Vcc = 2.5, 3.6, 5V
Δ
RL
Vicm=200mVpp, Vcc = 2.5, 3.6, 5V
≥
Gain=24dB
≥
Gain=24dB
voltage
Ω
3.0
4
4
Ω
Ω
+
100
100
+
°
≥
+
C
≥
15
≥
15
Power Supply Voltage (V)
15
μ
H
3.5
μ
μ
H, Cin=1
H, Cin=1
Frequency (Hz)
Frequency (Hz)
THD+N=10%
Gain=6dB
4.0
μ
μ
F, Tamb=25
F, Tamb=25
1k
1k
4.5
°
THD+N=1%
°
C
C
Gain=6dB
5.0
10k
10k
TS2012
5.5
20k
20k