TPS54331DR vs NCP3170BDR2G 比較
詳細並排比較 TPS54331DR 由 Texas Instruments 與 NCP3170BDR2G 由 onsemi. 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 | TPS54331DR | NCP3170BDR2G |
|---|---|---|
| 品牌 | Texas Instruments | onsemi |
| 類別 | DC-DC Converters | DC-DC Converters |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 拓撲 | Non-synchronous Buck (Step-Down) | Synchronous Buck (Step-Down) |
| 輸入電壓範圍 | 3.5 V to 28 V | 4.5 V to 18 V |
| 輸出電壓範圍 | 0.8 V to 25 V (adjustable) | 0.8 V to VIN (adjustable) |
| 最大輸出電流 | 3 A | — |
| 切換頻率 | 570 kHz (fixed) | 1 MHz (B suffix) |
| 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) | — |
| 軟啟動 | Adjustable via SS/TR pin | Internal |
| Protection Features | Overcurrent (cycle-by-cycle), thermal shutdown | — |
| 工作溫度 | -40C to +125C (ambient); -40C to +150C (TJ) | — |
| 封裝 | 8-SOIC (0.154 in, 3.90 mm width), D | 8-SOIC (0.154", 3.90 mm width) |
| 安裝類型 | Surface Mount | Surface Mount |
| 輸出數量 | 1 | — |
| RoHS 狀態 | Compliant | Compliant |
| Continuous Output Current | — | 3 A |
| 參考電壓 | — | 0.8 V (internal) |
| Control Mode | — | Peak Current-Mode PWM |
| Internal Switches | — | High-side P-MOS + Low-side N-MOS |
| 電源良好輸出 | — | Yes (open-drain) |
| 工作溫度範圍 | — | -40 C to +85 C (TA) |
| MSL 等級 | — | 1 (unlimited floor life at <30 C / 85% RH) |
| Lead-Free | — | Yes |