TFA9815T/N1,112 NXP Semiconductors, TFA9815T/N1,112 Datasheet - Page 19

• Manufacturer Part Number: TFA9815T/N1,112
• Description: IC AMP AUDIO 18W STER D 32SOIC
• Manufacturer: NXP Semiconductors
• Type: Class Dr

Specifications of TFA9815T/N1,112

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 18W x 2 @ 4 Ohm
• Voltage - Supply: 8 V ~ 20 V
• Features: Differential Inputs, Short-Circuit and Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 32-SOIC (7.5mm Width)
• Operational Class: Class-D
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.05@8Ohm@1W%
• Single Supply Voltage (typ): 12V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Power Dissipation: 5W
• Rail/rail I/o Type: No
• Single Supply Voltage (min): 8V
• Single Supply Voltage (max): 20V
• 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: 32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935284041112; TFA9815T/N1; TFA9815T/N1

NXP Semiconductors
TFA9815_1
Preliminary data sheet
13.7 Typical application diagram TFA9815
A typical application diagram with the TFA9815 supplied from an asymmetrical supply is
shown in
Fig 10. Total harmonic distortion + noise as a function of frequency
Fig 11. Total harmonic distortion as a function of output power
THD+N
THD+N
(%)
(%)
10
10
10
10
10
10
10
10
10
V
(1) P
(2) P
10
V
(1) 6 kHz
(2) 1 kHz
(3) 100 Hz
Figure
1
1
2
1
2
3
2
1
2
3
10
P
P
10
= 12 V; R
= 12 V; R
2
o
o
= 1 W
= 10 W
12.
L
L
1
2
= 4
= 4 ; f = 1 kHz
Rev. 01 — 16 December 2008
10
10
2
1
1
3
2
10
1
3
10
10
4
Audio amplifier 2 x 17 W
P
f
i
o
(Hz)
(W)
010aaa452
010aaa453
© NXP B.V. 2008. All rights reserved.
TFA9815
10
10
2
5
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