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TPA3144D2PWP データシート(PDF) 8 Page - Texas Instruments

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部品番号 TPA3144D2PWP
部品情報  6-W Inductor Free Stereo (BTL) Class-D Audio Amplifier
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メーカー  TI1 [Texas Instruments]
ホームページ  http://www.ti.com
Logo TI1 - Texas Instruments

TPA3144D2PWP データシート(HTML) 8 Page - Texas Instruments

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Supply Voltage (V)
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D005
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D006
Output Power (W)
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7
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D001
20 Hz
1 kHz
Output Power (W)
0.01
0.1
1
7
0.01
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D001
20 Hz
1 kHz
Frequency (Hz)
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TPA3144D2
SLOS907B – APRIL 2015 – REVISED JULY 2015
www.ti.com
7.7 Typical Characteristics
All Measurements taken at 20dB closed loop gain, 1-kHz audio, TA = 25°C unless otherwise noted. Measurements were
made with AES17 filter using the TPA3144D2 EVM, which is available at ti.com.
AVCC=PVCC = 12 V, Load = 6
Ω + 47 µH, 1 W, 2.5 W, 5 W
AVCC=PVCC = 13 V, Load = 8
Ω + 66 µH, 1 W, 2.5 W, 5 W
Figure 1. Total Harmonic Distortion vs Frequency, 1SPW
Figure 2. Total Harmonic Distortion vs Frequency, 1SPW
(BTL)
(BTL)
AVCC=PVCC = 12 V, Load = 6
Ω + 47 µH, 20 Hz, 1 kHz, 6.7 kHz
AVCC=PVCC = 13 V, Load = 8
Ω + 66 µH, 20 Hz, 1 kHz, 6.7 kHz
Figure 3. Total Harmonic Distortion + Noise vs Output
Figure 4. Total Harmonic Distortion + Noise vs Output
Power, 1SPW (BTL)
Power, 1SPW (BTL)
AVCC=PVCC = 4.5 V to 14.4 V, Load = 6
Ω + 47 µH, AGL + PLIM
AVCC=PVCC = 4.5 V to 14.4 V, Load = 8
Ω + 66 µH, AGL + PLIM
disable (LIMRATE = GND, LIMTHRES = GVDD)
disable (LIMRATE = GND, LIMTHRES = GVDD)
Figure 5. Output Power vs Supply Voltage, 1SPW (BTL)
Figure 6. Output Power vs Supply Voltage, 1SPW (BTL)
8
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