NCP2892 ON Semiconductor, NCP2892 Datasheet
NCP2892
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NCP2892 Summary of contents
Page 1
... Time The NCP2892 is an audio power amplifier designed for portable communication device applications such as mobile phone applications. The NCP2892 is capable of delivering 1 continuous average power to an 8.0 W BTL load from a 5.0 V power supply, and 1 4.0 W BTL load from a 3.6 V power supply. ...
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... Ci Ri − BYPASS bypass SHUTDOWN VIH VIL Figure 2. Typical Audio Amplifier Application Circuit with a Differential Input This device contains 671 active transistors and 1899 MOS gates. NCP2892 Series − OUTA + − ...
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... Negative input of the first amplifier, receives the audio input signal. Connected to the feedback resistor R and to the input resistor R f Negative output of the NCP2892. Connected to the load and to the feedback resistor Rf. Positive input of the first amplifier, receives the common mode voltage. Power Analog Ground. Core Analog Ground. ...
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... NCP2892B Rms Output Power NCP2892A Rms Output Power NCP2892B Maximum Power Dissipation (Note 9) Output Offset Voltage Signal−to−Noise Ratio Positive Supply Rejection Ratio Efficiency NCP2892 Series between −40°C to +85°C (Unless otherwise noted). A Symbol Conditions 2 Load ...
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... Min/Max limits are guaranteed by design, test or statistical analysis. 8. This parameter is guaranteed but not tested in production in case of a 5.0 V power supply. 9. See page 12 for a theoretical approach of this parameter. 10. For this parameter, the Min/Max values are given for information. NCP2892 Series between −40°C to +85°C (Unless otherwise noted). A Symbol ...
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... NCP2892A kHz 0.1 0.01 0.001 0 200 400 600 800 1000 P , POWER OUT (mW) out Figure 7. THD + N versus Power Out NCP2892 Series 3 kHz NCP2892B 0.1 0.01 0.001 0 100 300 350 400 Figure 4. THD + N versus Power Out ...
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... FREQUENCY (Hz) Figure 11. THD + N versus Frequency 250 mW 1 out 0.1 0.01 0.001 10 100 1000 FREQUENCY (Hz) Figure 13. THD + N versus Frequency NCP2892 Series 2 NCP2892B = out 0.1 NCP2892A THD+N < 1% 0.01 0.001 4.5 5.0 10 Figure 10. THD + N versus Frequency ...
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... Inputs Floating − bypass −40 − −60 −70 −80 10 100 1000 FREQUENCY (Hz) Figure 19 3.6 V SRR p Single Ended Audio Input Floating NCP2892 Series − − 200 mV ripple Input to Gnd −30 C bypass − −50 −60 ...
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... T = +255C A 0.3 0.25 0 kHz THD + N < 0.1% 0. 0.1 0.2 0 OUTPUT POWER (W) out Figure 25. Power Dissipation versus Output Power NCP2892 Series 120 V 110 bat 100 V = 3.6 V bat 2.5 V bat 1600 2000 −50 − 3.6 V, Figure 22. T bat 0.7 0.6 0.5 0.4 ...
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... P , OUTPUT POWER (W) out Figure 27. Power Dissipation versus Output Power 180 160 140 120 100 Figure 29. Maximum Die Temperature versus NCP2892 Series 700 600 2 200 mm 500 400 300 200 P = 633 mW Dmax 100 for 0.3 ...
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... Signal seen by the Load Figure 32. Zero Pop Noise Turn Off Sequence with Differential Input to Ground mF 100 kW byp NCP2892 Series Figure 31. Zero Pop Noise Turn On Sequence with = 24 W, Differential Audio Source Figure 33. Zero Pop Noise Turn Off Sequence with ...
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... This fast turn on time added to a very low shutdown current saves battery life and brings flexibility when designing the audio section of the final application. NCP2892 is a zero pop noise device when using a differential audio input. In case of a single ended one, there NCP2892 Series ...
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... R Bypass Capacitor Selection (Cby) The bypass capacitor Cby provides half−supply filtering and determines how fast the NCP2892 turns on (see Figure 21). With a differential audio input, the amplifier will be a zero pop noise device no matter the bypass capacitor ...
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... NCP2892 Series Silkscreen Layer Figure 35. Demonstration Board for 9−Pin Flip−Chip CSP Device − PCB Layers http://onsemi.com 14 ...
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... Tape and Reel Packaging Specifications Brochure, BRD8011/D. NOTE: The NCP2892AFCT2G version requires a lead−free solder paste and should not be used with a SnPb solder paste. NCP2892 Series ...
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... Literature Distribution Center for ON Semiconductor P.O. Box 5163, Denver, Colorado 80217 USA Phone: 303−675−2175 or 800−344−3860 Toll Free USA/Canada Fax: 303−675−2176 or 800−344−3867 Toll Free USA/Canada Email: orderlit@onsemi.com NCP2892 Series PACKAGE DIMENSIONS 9 PIN FLIP−CHIP CASE 499E−01 ISSUE A − ...