ST1S12GR vs ST1S41PUR 比較
詳細並排比較 ST1S12GR 由 STMicroelectronics 與 ST1S41PUR 由 STMicroelectronics. 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。
STMicroelectronics
ST1S12GR - 3A, 18V Synchronous Step-Down Regulator | STMicroelectronics
ST1S12GR ✓ 啟用中
規格比較
| 參數 | ST1S12GR | ST1S41PUR |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 類別 | DC-DC Converters | DC-DC Converters |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 輸出類型 | Adjustable | — |
| 輸出電壓範圍 | 0.8 V to VIN | 0.8 V to VIN (adjustable) |
| 最大輸出電流 | 3 A | 4 A continuous |
| 輸入電壓範圍 | 4.5 V to 18 V | 4.0 V to 18 V |
| 切換頻率 | 1.5 MHz | 850 kHz nominal (700 kHz to 1 MHz adjustable) |
| 效率 | Up to 95% | — |
| 同步整流 | Yes | — |
| Control Architecture | Current Mode | — |
| 軟啟動 | Internal | Internal |
| 過電流保護 | Yes | — |
| 過熱關機 | Yes | — |
| 工作溫度 | -40C to +150C | — |
| 封裝 | SOT-23-6 (TSOT-6) | VFQFPN-8 (3x3 mm) with exposed thermal pad |
| 安裝類型 | Surface Mount | Surface Mount |
| RoHS 狀態 | Compliant | Compliant |
| 拓撲 | — | Synchronous Buck (Step-Down) DC-DC Converter |
| High-Side Switch Rds(on) | — | 95 mΩ |
| Low-Side Switch Rds(on) | — | 69 mΩ (synchronous rectifier) |
| Control Method | — | Peak Current-Mode PWM with Internal Compensation |
| Peak Efficiency | — | Up to 90% |
| 靜態電流 | — | 1.5 mA typical |
| Protection Features | — | Overcurrent, Thermal Shutdown, Cycle-by-Cycle Current Limit |
| 工作溫度範圍 | — | -40 °C to +125 °C junction |
| MSL 等級 | — | 1 |