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TPA2015D1YZHT Datasheet(PDF) 5 Page - Texas Instruments |
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TPA2015D1YZHT Datasheet(HTML) 5 Page - Texas Instruments |
5 / 28 page TPA2015D1 www.ti.com SLOS638A – NOVEMBER 2011 – REVISED NOVEMBER 2011 OPERATING CHARACTERISTICS VBAT = 3.6 V, TA = 25°C, RL = 8 Ω + 33 μH (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT BOOST CONVERTER I(BOOST) = 0 mA 5.4 6 V(PVOUT) Boost converter output voltage range V I(BOOST) = 700 mA 5.4 Boost converter input current limit Power supply current 1500 mA IL Boost converter start-up current limit 450 mA η Boost converter efficiency END = 0 V, I(PVOUT) = 100 mA constant 88% fBOOST Boost converter frequency 1.2 MHz CLASS-D AMPLIFIER THD = 1%, VBAT = 2.5 V, f = 1 kHz 1200 PO Output power THD = 1%, VBAT = 3 V, f = 1 kHz 1500 mW THD = 1%, VBAT = 3.6 V, f = 1 kHz 1700 THD = 1%, VBAT = 3 V, f = 1 kHz, VO Output peak voltage 5.2 V 6 dB crest factor sine burst, no clipping GAIN < 0.25 × VBAT 6 AV Closed-loop voltage gain 0.4 × VBAT < GAIN < 0.6 × VBAT (or float) 15.5 dB GAIN > 0.75 × VBAT 20 ΔAV Gain accuracy –0.5 0.5 dB VOOS Output offset voltage 10 mV AV = 6 dB 27.8 Input impedance (per input pin) AV = 15.5 dB 14.9 k Ω RIN AV = 20 dB 10.1 Input impedance in shutdown (per input END = 0 V 88.4 k Ω pin) ZO Output impedance in shutdown END = 0 V 2 k Ω fCLASS-D Switching frequency 560 600 640 kHz A-weighted, GAIN = 6 dB 24.8 EN Noise output voltage A-weighted, GAIN = 15.5 dB 33.4 μVRMS A-weighted, GAIN = 20 dB 42.4 PO = 100 mW, f = 1 kHz 0.06% THD+N Total harmonic distortion plus noise(1) PO = 500 mW, f = 1 kHz 0.07% 200 mVPP ripple, f = 217 Hz 75 AC-Power supply ripple rejection (output AC PSRR dB referred) 200 mVPP ripple, f = 4 kHz 70 fAUDIO = 20 Hz, CIN = 1 μF –0.2 –0.1 0 Audio frequency passband ripple dB fAUDIO = 16 kHz, CIN = 1 μF –0.2 –0.1 0 AUTOMATIC GAIN CONTROL AGC gain range 0 20 dB AGC gain step size 0.5 dB AGC attack time (gain decrease) 0.026 ms/dB AGC release time (gain increase) 1600 ms/dB Limiter threshold voltage VBAT > inflection point 6.15 V VBAT vs. Limiter slope VBAT < inflection point 3 V/V AGC option 1, R(AGC) = 39 kΩ (±5%) 3.55 AGC inflection point AGC option 2, R(AGC) = 27 kΩ (±5%) 3.78 V AGC option 3, R(AGC) = 18 kΩ (±5%) 3.96 (1) A-weighted Copyright © 2011, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): TPA2015D1 |
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