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TPA2051D3 Arkusz danych(PDF) 4 Page - Texas Instruments |
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TPA2051D3 Arkusz danych(HTML) 4 Page - Texas Instruments |
4 / 33 page TPA2051D3 SLOS641 – JUNE 2009 ...................................................................................................................................................................................................... www.ti.com PIN FUNCTIONS PIN INPUT/ OUTPUT/ POWER DESCRIPTION BALL NAME (I/O/P) WCSP OUT+ A1 O Speaker positive output; connect to + terminal of loudspeaker PVDD A2 P Supply for Class-D amplifier. Connect to voltage supply PGND A3 P Ground for Class-D amplifier; connect to GND directly or to the ground plane OUT– A4 O Speaker negative output; connect to – terminal of loudspeaker CPN A5 P Charge pump flying capacitor negative terminal. Connect negative side of capacitor between CPP and CPN AVDD B1 P Connect to voltage supply BYPASS+ B2 I Bypass Mode positive input BYPASS– B3 I Bypass Mode negative input DVDD B4 P Connect to I2C bus supply voltage CPP B5 P Charge pump flying capacitor positive terminal. Connect positive side of capacitor between CPP and CPN MONO– C1 I Mono negative differential input SDA C2 I/O I2C data input SCL C3 I I2C clock input EN C4 I Master shutdown HPL C5 O Headphone left channel output MONO+ D1 I Mono positive differential input INL2 D2 I Input channel 2 left input INL1 D3 I Input channel 1 left input HPVDD D4 O Headphone reference voltage. Connect to 2.2 µF capacitor to ground HPVSS D5 P Negative supply generated by the charge pump. Connect a 2.2 µF cap to ground to reduce voltage ripple INR2 E1 I Input channel 2 right input INR1 E2 I Input channel 1 right input VREF E3 I Reference voltage. Connect to 1 µF capacitor to ground AGND E4 P Connect to ground plane HPR E5 O Headphone right channel output ORDERING INFORMATION TA PACKAGED DEVICES(1) PART NUMBER(2) SYMBOL TPA2051D3YFFR TPA2051 –40°C to 85°C 25-ball WSCP TPA2051D3YFFT TPA2051 (1) For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI Web site at www.ti.com. (2) The YFF package is only available taped and reeled. The suffix “R” indicates a reel of 3000, the suffix “T” indicates a reel of 250. 4 Submit Documentation Feedback Copyright © 2009, Texas Instruments Incorporated Product Folder Link(s): TPA2051D3 |
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