Wolfson代理商全球库存查询及产品技术资料下载
数字功率放大器 | Wolfson D类数字功率放大器
| Part no. | Description | Output Channels | Output Power | SNR/THD (dB) | Control (SW/HW) | Supply Modes | Input | Package |
|---|---|---|---|---|---|---|---|---|
| WM9001 | 1W单声道AB/D类喇叭驱动器 | 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 | CSP-42, 3.23x3.44 mm |
| WM9010 | Low power Class G stereo headphone driver | Stereo ground referenced headphones | 28mW into 32ohm, 33mW into 16Ω | 104 / -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 |
| WM9082 | 3W Mono Class D Speaker Driver with PDM Input | 1 x mono differential | 3W into 4Ω | 92 / -70 | 2 wire software via PDM interface | Speaker: 3.2 to 5.5 Digital: 1.35 to 2.0 | PDM digital | CSP-9 |
| WM9094 | Ultra Low Power Audio Subsystem | Stereo ground referenced headphones, mono class D speaker amp | HP – 34mW into 16Ω, SVDD – 650mW into 8Ω @ 3.6V | 96 / -82 | 2-wire SW | HPVDD 1.71 – 2.0V, SVDD 2.7 – 5.5V | Stereo analogue, mono or differential | W-CSP-20 |
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