FAN7031MTFX Fairchild Semiconductor, FAN7031MTFX Datasheet - Page 6

• Manufacturer Part Number: FAN7031MTFX
• Description: Audio Amplifiers 2W Power amplifier CMOS Stereo
• Manufacturer: Fairchild Semiconductor

Specifications of FAN7031MTFX

• Product: Class-AB
• Output Power: 2.45 W
• Available Set Gain: 21.3 dB
• Thd Plus Noise: 0.2 %
• Operating Supply Voltage: 3 V, 5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 4 Ohms
• Input Signal Type: Differential
• Minimum Operating Temperature: - 40 C
• Output Signal Type: Differential, Single
• Supply Type: Single
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Output Type: 2-Channel Stereo
• Package / Case: TSSOP-20 EP
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 2.45x2@4OhmW
• Audio Amplifier Function: Headphone/Speaker
• Total Harmonic Distortion: 0.2@4Ohm@1W%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 70dB
• Single Supply Voltage (min): 2.7V
• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FAN7031
Performance Characteristics
6
0.005
0.005
0.002
0.002
0.001
0.001
0.005
0.005
0.002
0.002
0.001
0.001
0.005
0.005
0.002
0.002
0.001
0.001
0.05
0.05
0.02
0.02
0.01
0.01
0.05
0.05
0.02
0.02
0.01
0.01
0.05
0.05
0.02
0.02
0.01
0.01
0.5
0.5
0.2
0.2
0.1
0.1
0.5
0.5
0.2
0.2
0.1
0.1
0.5
0.5
0.2
0.2
0.1
0.1
10
10
10
10
10
10
10m
10m
10m
10m
5
5
2
2
1
1
5
5
2
2
1
1
10m
10m
5
5
2
2
1
1
BTL mode
BTL mode
VDD=5V
VDD=5V
RL=4ohm
RL=4ohm
Av=6dB
Av=6dB
20m
20m
20m
20m
Figure 1. THD+N vs. Output Power
Figure 3. THD+N vs. Output Power
Figure 5. THD+N vs. Output Power
20m
20m
50m
50m
50m
50m
50m
50m
100m
100m
20Hz
20Hz
100m
100m
Output Power [W]
Output Power [W]
1kHz
1kHz
Output Power [W]
Output Power [W]
20Hz
20Hz
1kHz
1kHz
1kHz
1kHz
Output Power [W]
Output Power [W]
100m
100m
20Hz
20Hz
200m
200m
200m
200m
20kHz
20kHz
20kHz
20kHz
20kHz
20kHz
200m
200m
500m
500m
500m
500m
1
1
BTL mode
BTL mode
VDD=3.3V
VDD=3.3V
RL=4ohm
RL=4ohm
Av=6dB
Av=6dB
BTL mode
BTL mode
VDD=2.7V
VDD=2.7V
RL=4ohm
RL=4ohm
Av=6dB
Av=6dB
500m
500m
1
1
2
2
3
3
2
2
1
1
0.005
0.005
0.002
0.002
0.001
0.001
0.005
0.005
0.002
0.002
0.001
0.001
0.005
0.005
0.002
0.002
0.001
0.001
0.05
0.05
0.02
0.02
0.01
0.01
0.05
0.05
0.02
0.02
0.01
0.01
0.05
0.05
0.02
0.02
0.01
0.01
0.5
0.5
0.2
0.2
0.1
0.1
0.5
0.5
0.2
0.2
0.1
0.1
0.5
0.5
0.2
0.2
0.1
0.1
10
10
10
10
10
10
10m
10m
10m
10m
10m
10m
5
5
2
2
1
1
5
5
2
2
1
1
5
5
2
2
1
1
BTL mode
BTL mode
VDD=3.3V
VDD=3.3V
RL=8ohm
RL=8ohm
Av=6dB
Av=6dB
BTL mode
BTL mode
VDD=2.7V
VDD=2.7V
RL=8ohm
RL=8ohm
Av=6dB
Av=6dB
BTL mode
BTL mode
VDD=5V
VDD=5V
RL=8ohm
RL=8ohm
Av=6dB
Av=6dB
20m
20m
Figure 2. THD+N vs. Output Power
Figure 4. THD+N vs. Output Power
20m
20m
Figure 6. THD+N vs. Output Power
20m
20m
20Hz
20Hz
50m
50m
50m
50m
50m
50m
1kHz
1kHz
100m
100m
20Hz
20Hz
1kHz
1kHz
Output Power [W]
Output Power [W]
Output Power [W]
Output Power [W]
Output Power [W]
Output Power [W]
20kHz
20kHz
20Hz
20Hz
1kHz
1kHz
100m
100m
100m
100m
200m
200m
20kHz
20kHz
200m
200m
200m
200m
20kHz
20kHz
500m
500m
1
1
500m
500m
500m
500m
2
2
1
1
3
3
1
1