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TPA2015D1YZHR 데이터시트(PDF) 5 Page - Texas Instruments |
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TPA2015D1YZHR 데이터시트(HTML) 5 Page - Texas Instruments |
5 / 25 page TPA2015D1 www.ti.com SLOS638 – MAY 2010 ELECTRICAL CHARACTERISTICS (continued) VBAT= 3.6 V, Gain = 6 dB, RAGC = Float, TA = 25°C, RL = 8 Ω + 33 mH (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT AGC with no inflection point, RAGC = Open 2 AGC option 1 (inflection = 3.55 V), RAGC = 39 kΩ (±5%) 1.36 1.75 AGC control pin voltage V AGC option 2 (inflection = 3.78 V) , RAGC = 27 kΩ (±5%) 0.94 1.2 AGC option 3 (inflection = 3.96 V) , RAGC = 18 kΩ (±5%) 0 0.825 AGC control pin output 37.6 40 42.4 mA current Input common-mode IN+, IN– 0.6 1.3 V voltage range Boost converter followed by Class-D amplifier 6 10 Start-up time Boost converter only 1 4 ms Class-D amplifier only 5 6 OPERATING CHARACTERISTICS VBAT= 3.6 V, TA = 25°C, RL = 8 Ω + 33 mH (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT BOOST CONVERTER Boost converter output voltage range, IBOOST = 700 mA 5.2 5.8 V PVOUT Boost converter input current limit Power supply current 1500 mA IL Boost converter start-up current limit 450 mA h Boost converter efficiency END = 0 V, IPVOUT = 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 mVRMS 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 (1) A-weighted Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): TPA2015D1 |
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