CP2296 v1.1 product brief audio power amplifier series 1.25w , mono , fully differential audio power amplifier with internal feedback resistors copyright ?2006 chiphomer technology limited 1 general description the CP2296 is a fully differential audio power amplifier designed for demanding audio applications. it is capable of delivering 1.25 watt of continuous average power to an 8 ? btl load with less than 1% distortion (thd+n) from a 5v battery voltage. it operates from 2.2v to 5.5v. features like -86db psrr at 21 7hz, improved rf-rectification immunity, the space-saving csp9 and msop8 package, the advanced pop & click circuitry, a minimal count of external components and low-power shutdown mode make the CP2296 ideal for wireless handsets. the CP2296 is unity-gain stable, and the gain can be configured by external input resistors and internal feedback resistors. features y fully differential amplifier y improved psrr at 217hz vdd>3.0v -86db (typ) y power output at 5.0v & 1% thd 1.25w (typ) y power output at 3.6v & 1% thd 0.6w (typ) y ultra low shutdown current 0.01a (typ) y improved pop & click circuitry eliminates noises during turn-on and turn-off transitions y thermal overload protection circuitry y no output coupling capacitors, bootstrap capacitors required y unity-gain stable y external gain conf iguration capability y available in space-savi ng packages: csp9 and msop8 y rohs compliant and 100% lead(pb)-free applications y wireless handsets y portable audio devices y pdas y notebook computers csp9 package 1.5mm x 1.5mm -40 85 msop8 package -40 85
CP2296 v1.1 product brief audio power amplifier series 1.25w , mono , fully differential audio power amplifier with internal feedback resistors copyright ?2006 chiphomer technology limited 2 pin configurations csp9 package (top view) csp9 marking 3 2 1 shutdown bc a gnd in- gnd bypass vo- vo+ in+ vdd xy -manufacture date code aag - CP2296gitlx 1 2 3 4 8 7 6 5 shutdown bypass in+ in- vo- gnd vdd vo+ msop8 package (top view) msop8 marking xy -manufacture date code abg - CP2296gmm
CP2296 v1.1 product brief audio power amplifier series 1.25w , mono , fully differential audio power amplifier with internal feedback resistors copyright ?2006 chiphomer technology limited 3 typical application + in- in+ vo+ vo- vdd gnd bias circuitry bypass 40k ? 1 f - c b 1 f r f c s 40k ? r f 20k ? r i 20k ? r i differential audio input 8 ? r l + - c b is optional shutdown v ih v il v dd /2 CP2296 c i 0.39 f c i 0.39 f contact with chiphomer 4f, building d, 1618 yishan road shanghai, 201103, p.r.c. tel: (86)21-64014543 64058488 fax: (86)21-64050030 sale: sales@chiphomer.com technical support: support@chiphomer.com web site: www.chiphomer.com shenzhen office: 10d, building 2, dushi yangguang garden chegongmiao, futian district, shenzhen, 518048, p.r.c. tel: (86)755-82046706 82047789 fax: (86)755-8204670
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