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EMA2203

Elite Semiconductor
Part Number EMA2203
Manufacturer Elite Semiconductor
Description Stereo 2.4W Audio Power Amplifier
Published Jul 21, 2014
Detailed Description ESMT/EMP Volume Control and Headphone GENERAL DESCRIPTION The EMA2203 is a monolithic integrated circuit that provides D...
Datasheet PDF File EMA2203 PDF File

EMA2203
EMA2203

Overview
ESMT/EMP Volume Control and Headphone GENERAL DESCRIPTION The EMA2203 is a monolithic integrated circuit that provides DC volume control, and stereo bridged audio power amplifiers capable of producing 2W into 4Ω or 2.
4W into 3Ω with less than 1.
0% THD+N.
1.
1W (typ) into 8Ω EMA2203 Stereo 2.
4W Audio Power Amplifier with DC ． BTL mode PO at 5V, f=1kHz, 10% THD+N 3W (typ) into 3Ω ． Single-ended mode PO at 5V, f=1kHz, 1% THD+N 85mW (typ) into 32Ω ． Shutdown current 0.
1µA (typ) The EMA2203 incorporates a DC volume control, stereo bridged audio power amplifiers making it optimally suited for multimedia monitors, portable radios, desktop, and portable computer applications.
The EMA2203 features an low-power consumption shutdown mode, and both power amplifier and headphone.
.
FEATURES ． 32 steps DC Volume Control ． Stereo switchable bridged/single-ended power amplifiers ． “Click and pop” suppression circuitry ． Thermal shutdown protection circuitry Advanced pop & click circuitry is built in to eliminate noises that would otherwise occur during turn-on and turn-off transitions.
APPLICATIONS ． Portable and Desktop Computers ． Multimedia Monitors KEY SPECIFICATION ． BTL mode PO at 5V, f=1kHz, 1% THD+N 2.
4W (typ) into 3Ω 2.
0W (typ) into 4Ω ． Portable Radios, PDAs, and Portable TVs Elite Semiconductor Memory Technology Inc.
/Elite MicroPower Inc.
Publication Date : Jun.
2009 Revision : 2.
0 1/17 ESMT/EMP FUNCTION BLOCK DIAGRAM EMA2203 Elite Semiconductor Memory Technology Inc.
/Elite MicroPower Inc.
Publication Date : Jun.
2009 Revision : 2.
0 2/17 ESMT/EMP CONNECTION DIAGRAN TSSOP-20FD Package EMA2203 ORDER INFORMATION EMA2203-50QE20GRR/NRR GND SDN MODE VDD DCVOL RDOCK RIN LIN LDOCK GND 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 ROUTP VDD ROUTN GND BYPASS HPSENSE GND LOUTN VDD LOUTP 50 QE20 GRR 5.
0V Operation TSSOP-20FD Package RoHS (Pb Free) Rating: -40 to 85°C Package in Tape & Reel NRR RoHS & Halogen free (By Request) Rating: -40 to 85°C Package in...


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