FAN7031MTFX Fairchild Semiconductor, FAN7031MTFX Datasheet - Page 12

• 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
12
2.0
2.0
1.5
1.5
1.0
1.0
0.5
0.5
0.0
0.0
1.2
1.2
1.2
1.0
1.0
1.0
0.8
0.8
0.8
0.6
0.6
0.6
0.4
0.4
0.4
0.2
0.2
0.2
0.0
0.0
0.0
800.0m
800.0m
800.0m
700.0m
700.0m
700.0m
600.0m
600.0m
600.0m
500.0m
500.0m
500.0m
400.0m
400.0m
400.0m
300.0m
300.0m
300.0m
200.0m
200.0m
200.0m
100.0m
100.0m
100.0m
2.5
2.5
0
0
0
0.0
0.0
0.0
Figure 39. Output Power vs. Load Resistance
Figure 41. Output Power vs. Load Resistance
Figure 37. Output Power vs. Supply Voltage
0
0
0
BTL mode
BTL mode
f=1kHz
f=1kHz
RL=8ohm
RL=8ohm
1% THD+N
1% THD+N
8
8
8
1% THD+N
1% THD+N
3.0
3.0
8
8
8
16
16
16
10% THD+N
10% THD+N
16
16
16
3.5
3.5
10% THD+N
10% THD+N
24
24
24
24
24
24
Supply Voltage [V]
Supply Voltage [V]
RL-Load Resistance [Ω]
RL-Load Resistance [Ω]
RL-Load Resistance [Ω]
RL-Load Resistance [Ω]
RL-Load Resistance [Ω]
RL-Load Resistance [Ω]
10% THD+N
10% THD+N
4.0
4.0
32
32
32
32
32
32
1% THD+N
1% THD+N
40
40
40
40
40
40
4.5
4.5
Single-Ended mode
Single-Ended mode
VDD=5V
VDD=5V
f=1kHz
f=1kHz
48
48
48
48
48
48
(Continued)
BTL mode
BTL mode
VDD=3.3V
VDD=3.3V
f=1kHz
f=1kHz
5.0
5.0
56
56
56
56
56
56
5.5
5.5
64
64
64
64
64
64
2.5
2.5
2.5
2.0
2.0
2.0
1.5
1.5
1.5
1.0
1.0
1.0
0.5
0.5
0.5
0.0
0.0
0.0
0.7
0.7
0.7
0.6
0.6
0.6
0.5
0.5
0.5
0.4
0.4
0.4
0.3
0.3
0.3
0.2
0.2
0.2
0.1
0.1
0.1
0.0
0.0
0.0
0.30
0.30
0.30
0.25
0.25
0.25
0.20
0.20
0.20
0.15
0.15
0.15
0.10
0.10
0.10
0.05
0.05
0.05
0.00
0.00
0.00
0
0
0
0
0
0
Figure 38. Output Power vs. Load Resistance
Figure 40. Output Power vs. Load Resistance
0
0
0
Figure 42. Output Power vs. Load Resistance
1% THD+N
1% THD+N
1% THD+N
1% THD+N
8
8
8
8
8
8
1% THD+N
1% THD+N
8
8
8
16
16
16
10% THD+N
10% THD+N
16
16
16
10% THD+N
10% THD+N
16
16
16
10% THD+N
10% THD+N
24
24
24
24
24
24
24
24
24
RL-Load Resistance [Ω]
RL-Load Resistance [Ω]
RL-Load Resistance [Ω]
RL-Load Resistance [ Ω ]
RL-Load Resistance [ Ω ]
RL-Load Resistance [ Ω ]
RL-Load Resistance [Ω]
RL-Load Resistance [Ω]
RL-Load Resistance [Ω]
32
32
32
32
32
32
32
32
32
40
40
40
40
40
40
40
40
40
Single-Ended mode
Single-Ended mode
VDD=3.3V
VDD=3.3V
f=1kHz
f=1kHz
48
48
48
48
48
48
48
48
48
BTL mode
BTL mode
VDD=5V
VDD=5V
f=1kHz
f=1kHz
BTL mode
BTL mode
VDD=2.7V
VDD=2.7V
f=1kHz
f=1kHz
56
56
56
56
56
56
56
56
56
64
64
64
64
64
64
64
64
64