Product Summary

The APA4838RI is a monolithic integrated circuit , which provides DC volume control , and a stereo bridged audio power amplifiers capable of producing 2.8W (2.3W) into 3Ω with less than 10% (1.0%) THD+N. The APA4838RI includes a DC volume control , stereo bridge-tied and single-ended audio power amplifiers, stereo docking outputs , and a selectable gain control, that makes it optimally fittable for notebook PC, multimedia monitors , and other portable applications.

Parametrics

APA4838RI absolute maximum ratings: (1)Vdd=-0.3V to - 6V; (2)Vin=-0.3V to Vdd+0.3V; (3)Ta=-40℃ to 85℃; (5)Tj = 1℃; (6)Tstg=-65℃ to +150℃; (7)Ts=260℃.

Features

APA4838RI features: (1)Operating Voltage : 4.5V to 5V; (2)Stereo switchable bridged/single-ended power amplifiers; (3)DC Volume Control Interface , 0dB to 78dB with precision scale; (4)Supply Current , IDD = 15mA at Stereo BTL; (5)Low Shutdown Current , IDD = 0.7μA; (6)Bridge-Tied Load (BTL) or Single-Ended-(SE) Modes Operation; (7)Single-ended mode at 1.0% THD+N 95mW/Ch (typ) into 32Ω Load; (8)Depop Circuitry Integrated; (9)Thermal shutdown protection and over current; (10)High supply voltage ripple rejection; (11)PC99 Compliant; (12)28-pin TSSOP-P (with enhanced thermal pad) power package available.

Diagrams

APA4838RI block diagram

APA450-BG456
APA450-BG456


IC FPGA PROASIC+ 450K 456-PBGA

Data Sheet

0-24: $117.71
APA450-BG456I
APA450-BG456I


IC FPGA PROASIC+ 450K 456-PBGA

Data Sheet

0-24: $141.26
APA450-BGG456
APA450-BGG456


IC FPGA PROASIC+ 450K 456-PBGA

Data Sheet

0-24: $117.71
APA450-BGG456I
APA450-BGG456I


IC FPGA PROASIC+ 450K 456-PBGA

Data Sheet

0-24: $141.26
APA450-FG144
APA450-FG144


IC FPGA PROASIC+ 450K 144-FBGA

Data Sheet

0-160: $91.84
APA450-FG144A
APA450-FG144A


IC FPGA PROASIC+ 450K 144-FBGA

Data Sheet

0-10080: $127.61