LT3971EMSE vs LT3971EMSE-3.3 比較
詳細並排比較 LT3971EMSE 由 Analog Devices 與 LT3971EMSE-3.3 由 Analog Devices. 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。
Analog Devices
LT3971EMSE-3.3 - 38V, 1.2A, 2MHz Buck Regulator | Analog Devices
LT3971EMSE-3.3 ✓ 啟用中規格比較
| 參數 | LT3971EMSE | LT3971EMSE-3.3 |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 類別 | DC-DC Converters | DC-DC Converters |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 拓撲 | Buck (Step-Down) Switching Regulator | Buck (Step-Down) Switching Regulator |
| 輸入電壓範圍 | Up to 38 V | 4.3 V to 38 V |
| 最大輸出電流 | 1.2 A | 1.2 A |
| Peak Switch Current | 1.9 A | — |
| Quiescent Current (Burst Mode, no load) | 2.8 µA | — |
| Shutdown Supply Current | 700 nA | — |
| Switching Frequency Range | 200 kHz to 2 MHz | — |
| 輸出電壓 | Adjustable | 3.3 V (fixed) |
| Enable Pin Threshold | 1 V (accurate) | — |
| Power Good Flag Threshold | 91% of programmed VOUT | — |
| 軟啟動 | Programmable via SS capacitor | — |
| 工作接面溫度 | 0°C to +125°C (E grade) | — |
| Extended Junction Temperature (by design) | -40°C to +125°C | — |
| 封裝 | 10-MSOP with Exposed Pad | 10-TFSOP, 10-MSOP (0.118" / 3.00 mm width) Exposed Pad |
| 安裝類型 | Surface Mount | Surface Mount |
| RoHS 狀態 | Compliant | Compliant (PBF suffix) |
| 切換頻率 | — | 200 kHz to 2 MHz (programmable) |
| 靜態電流 | — | 2.8 µA (typ, no load, output regulating) |
| 效率 | — | Up to ~90% (application dependent, Burst Mode at light load) |
| Internal Switch Current | — | 1.2 A |
| Light-Load Operation | — | Burst Mode (low ripple) |
| Feedback Reference / Internal Divider | — | 10 MΩ (fixed-output versions) |
| 工作溫度範圍 | — | -40 °C to +125 °C (E-grade) |
| MSL 等級 | — | [DATA_NEEDED: MSL level] |
| Lead-Free | — | Yes (Pb-free PBF finish) |