FAN7031MTFX Fairchild Semiconductor, FAN7031MTFX Datasheet - Page 13

• 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

Performance Characteristics
0.20
0.20
0.15
0.15
0.10
0.10
0.05
0.05
0.00
0.00
0
0
Figure 43. Output Power vs. Load Resistance
1% THD+N
1% THD+N
8
8
10% THD+N
10% THD+N
16
16
24
24
RL-Load Resistance [Ω]
RL-Load Resistance [Ω]
32
32
40
40
Single-Ended mode
Single-Ended mode
VDD=2.7V
VDD=2.7V
f=1kHz
f=1kHz
48
48
(Continued)
56
56
64
64
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
Figure 44. Power Derating Curve
25
S in g le L a ye r
50
A m bient Tem perature [°C]
M u lti L a ye r
75
100
125
FAN7031
150
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