NCP3170BDR2G vs TPS54331DR 比較
詳細並排比較 NCP3170BDR2G 由 onsemi 與 TPS54331DR 由 Texas Instruments. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
規格比較
| 參數 | NCP3170BDR2G | TPS54331DR |
|---|---|---|
| 品牌 | onsemi | Texas Instruments |
| 類別 | DC-DC Converters | DC-DC Converters |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 拓撲 | Synchronous Buck (Step-Down) | Non-synchronous Buck (Step-Down) |
| 輸入電壓範圍 | 4.5 V to 18 V | 3.5 V to 28 V |
| 輸出電壓範圍 | 0.8 V to VIN (adjustable) | 0.8 V to 25 V (adjustable) |
| Continuous Output Current | 3 A | — |
| 參考電壓 | 0.8 V (internal) | — |
| 切換頻率 | 1 MHz (B suffix) | 570 kHz (fixed) |
| Control Mode | Peak Current-Mode PWM | — |
| Internal Switches | High-side P-MOS + Low-side N-MOS | — |
| 軟啟動 | Internal | Adjustable via SS/TR pin |
| 電源良好輸出 | Yes (open-drain) | — |
| 工作溫度範圍 | -40 C to +85 C (TA) | — |
| 封裝 | 8-SOIC (0.154", 3.90 mm width) | 8-SOIC (0.154 in, 3.90 mm width), D |
| 安裝類型 | Surface Mount | Surface Mount |
| MSL 等級 | 1 (unlimited floor life at <30 C / 85% RH) | — |
| RoHS 狀態 | Compliant | Compliant |
| Lead-Free | Yes | — |
| 最大輸出電流 | — | 3 A |
| Control Method | — | Current mode with internal slope compensation |
| Light Load Feature | — | Eco-mode pulse skipping |
| Shutdown Supply Current | — | 1 uA |
| High-Side MOSFET | — | Integrated, low RDS(on) |
| Protection Features | — | Overcurrent (cycle-by-cycle), thermal shutdown |
| 工作溫度 | — | -40C to +125C (ambient); -40C to +150C (TJ) |
| 輸出數量 | — | 1 |