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TPA3251D2DDV データシート(PDF) 11 Page - Texas Instruments |
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TPA3251D2DDV データシート(HTML) 11 Page - Texas Instruments |
11 / 39 page f - Frequency - Hz -160 -140 -120 -100 -80 -60 -40 -20 0 5k 10k 20k 0 25k 30k 15k 35k 40k 45k48k D009 TC = 75qC Vref = 25.46 V FFT size = 16384 D010 4: 2 Channel Output Power - W 0 100 200 300 400 450 0 10 20 30 40 50 60 70 D007 TC = 75qC 3: 4: 8: TC - Case Temperature - qC 0 25 50 75 100 0 25 50 75 100 125 150 175 200 225 250 D008 THD+N = 10% 3: 4: 8: TPA3251D2 www.ti.com SLASE40C – JUNE 2015 – REVISED JUNE 2015 Typical Characteristics, BTL Configuration (continued) All Measurements taken at audio frequency = 1 kHz, PVDD_X = 36 V, GVDD_X = 12 V, RL = 4 Ω, fS = 600 kHz, ROC = 22 kΩ, TC = 75°C, Output Filter: LDEM = 10 μH, CDEM = 1 µF, mode = 00, AES17 + AUX-0025 measurement filters,unless otherwise noted. RL = 3 Ω, 4 Ω, 8 Ω THD+N = 10% TC = 75°C RL = 3 Ω, 4 Ω, 8 Ω THD+N = 10% TC = 75°C Figure 7. System Power Loss vs Output Power Figure 8. Output Power vs Case Temperature 4 Ω, VREF = 25.46 V (1% Output power) FFT = 16384 AUX-0025 filter, 80 kHz analyzer BW TC = 75°C Figure 9. Noise Amplitude vs Frequency Copyright © 2015, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Links: TPA3251D2 |
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