TS4962IQT STMicroelectronics, TS4962IQT Datasheet - Page 21

• Manufacturer Part Number: TS4962IQT
• Description: IC AMP AUDIO PWR 2.8W MONO 8DFN
• Manufacturer: STMicroelectronics
• Type: Class Dr

Specifications of TS4962IQT

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 2.8W x 1 @ 4 Ohm
• Voltage - Supply: 2.4 V ~ 5.5 V
• Features: Depop, Differential Inputs, Standby, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Product: Class-D
• Output Power: 2 W
• Available Set Gain: 6 dB
• Common Mode Rejection Ratio (min): 57 dB
• Thd Plus Noise: 1 %
• Operating Supply Voltage: 3 V, 5 V
• Supply Current: 2.3 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 8 Ohms
• Input Signal Type: Differential
• Minimum Operating Temperature: - 40 C
• Output Signal Type: Differential
• Supply Type: Single
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.5 V
• For Use With: 497-6265 - BOARD EVAL FOR TS4962MEIJT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5993-2

TS4962
Figure 10. Efficiency vs. output power
Figure 12. Output power vs. power supply
Figure 14. PSRR vs. frequency
100
-10
-20
-30
-40
-50
-60
-70
-80
80
60
40
20
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
0
0.0
20
2.5
Vripple = 200mVpp
Inputs = Grounded
G = 6dB, Cin = 4.7 μ F
RL = 4 Ω + 15 μ H
Δ R/R ≤ 0.1%
Tamb = 25 ° C
RL = 4 Ω + ≥ 15 μ H
F = 1kHz
BW < 30kHz
Tamb = 25 ° C
Efficiency
0.2
voltage
3.0
100
0.4
Vcc=5V, 3.6V, 2.5V
Output Power (W)
Dissipation
3.5
Power
0.6
Frequency (Hz)
THD+N=10%
Vcc (V)
0.8
4.0
1000
1.0
Vcc=5V
RL=8 Ω + ≥ 15 μ H
F=1kHz
THD+N ≤ 1%
4.5
THD+N=1%
1.2
5.0
10000
1.4
Doc ID 10968 Rev 8
150
100
50
0
5.5
20k
Figure 11. Efficiency vs. output power
Figure 13. Output power vs. power supply
Figure 15. PSRR vs. frequency
100
-10
-20
-30
-40
-50
-60
-70
-80
80
60
40
20
2.0
1.5
1.0
0.5
0.0
0
0
0.0
20
2.5
Vripple = 200mVpp
Inputs = Grounded
G = 6dB, Cin = 4.7 μ F
RL = 4 Ω + 30 μ H
Δ R/R ≤ 0.1%
Tamb = 25 ° C
RL = 8 Ω + ≥ 15 μ H
F = 1kHz
BW < 30kHz
Tamb = 25 ° C
Efficiency
voltage
0.1
THD+N=10%
3.0
100
Vcc=5V, 3.6V, 2.5V
Output Power (W)
3.5
0.2
Dissipation
Power
Frequency (Hz)
Electrical characteristics
Vcc (V)
4.0
1000
0.3
THD+N=1%
Vcc=3V
RL=8 Ω + ≥ 15 μ H
F=1kHz
THD+N ≤ 1%
4.5
0.4
5.0
10000
0.5
75
50
25
0
20k
5.5
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