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TPA0242 数据表(PDF) 4 Page - Texas Instruments |
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TPA0242 数据表(HTML) 4 Page - Texas Instruments |
4 / 32 page www.ti.com DISSIPATION RATING TABLE RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS OPERATING CHARACTERISTICS TPA0242 SLOS287C – NOVEMBER 1999 – REVISED SEPTEMBER 2004 PACKAGE TA≤ 25°C DERATING FACTOR TA = 70°C TA = 85°C PWP 2.7 W(1) 21.8 mW/ °C 1.7 W 1.4 W (1) Please see the Texas Instruments document, PowerPAD Thermally Enhanced Package Application Report (literature number SLMA002), for more information on the PowerPAD package. The thermal data was measured on a PCB layout based on the information in the section entitled Texas Instruments Recommended Board for PowerPAD on page 33 of the before mentioned document. MIN MAX UNIT Supply voltage, VDD 4.5 5.5 V SE/BTL, HP/LINE 0.8 ×V DD High-level input voltage, VIH V SHUTDOWN 2 SE/BTL, HP/LINE 0.6 ×V DD Low-level input voltage, VIL V SHUTDOWN 0.8 Operating free-air temperature, TA -40 85 °C at specified free-air temperature, V DD = 5 V, TA = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT |VOS| Output offset voltage (measured differentially) VI = 0, Av = 2 V/V 35 mV Supply ripple rejection ratio VDD = 4.9 V to 5.1 V 67 dB High-level input current - SHUTDOWN, |IIH| VDD = 5.5 V, VI = VDD 900 nA SE/BTL, HP/LINE, VOLUME Low-level input current - SHUTDOWN, |IIL| VDD = 5.5 V, VI = 0 V 900 nA SE/BTL, HP/LINE, VOLUME BTL mode, SHUTDOWN = 2 V, SE/BTL, 20 25 HP/LINE = 0.6 × V DD IDD Supply current mA SE mode, SHUTDOWN = 2 V, SE/BTL, 10 12.5 HP/LINE = 0.8 × V DD IDD(SD) Supply current, shutdown mode SHUTDOWN = 0 V, SE/BTL, HP/LINE = 0 V 150 300 µA V DD = 5 V, TA= 25°C, RL = 4Ω , Gain = 2 V/V, BTL mode (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT THD = 10% 2.8 PO Output power RL = 3 Ω, f = 1 kHz W THD = 1% 2.2 THD+N Total harmonic distortion plus noise PO = 1 W, f = 20 Hz to 15 kHz 0.22% BOM Maximum output power bandwidth THD = 5% >15 kHz BTL mode –65 f = 1 kHz, Supply ripple rejection ratio dB C(BYP) = 0.47 µF SE mode –60 BTL mode 34 C(BYP) = 0.47 µF, Vn Noise output voltage µVRMS f = 20 Hz to 20 kHz SE mode 44 4 |
类似零件编号 - TPA0242 |
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类似说明 - TPA0242 |
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