Products : Portable Audio Amplifiers

 
Part number Description Output Channels Output Power SNR / THD (dB) Control (SW/HW) Supply Modes Input Package
WM9001 1-W Mono Class AB/D Speaker Driver 1 x mono differential 1W, 8Ω BTL 88 / -70 H/W + external gain setting + integrated oscillator Analogue:2.7 to 3.6 Speaker: 2.7 to 5.5 Single ended/differential QFN-16 3x3mm CSP-16 1.64x1.64mm
WM9010 Low power Class G stereo headphone driver Stereo ground referenced headphones 28mW into 32ohm, 33mW into 16Ω 100 / -88 HW 1.71 to 2.0 Single ended analogue W-CSP-12
WM9081 Mono DAC with Integrated 2.6W Class AB/D Amplifier 1 x 4Ω speaker, 1 x line out 2.6W into 4Ω BTL 92 / -72 2,3,4 wire and hardware only Analogue: 2.7 to 3.6 Speaker: 2.7 to 5.5 Digital 1.7 to 3.6 I2S analogue COL-28 4x4mm
WM9090 Ultra low power audio subsystem Stereo ground referenced headphones, mono class D speaker amp HP: 35mW into 16ohm, SPK: 750mW into 8Ω @ 3.7V 95 / -83 2-wire SW HPVDD: 1.71 - 2.0V SPKVDD 2.7 - 5.5V Stereo analogue, mono or differential W-CSP-20