LT1970IFE vs LTC4015IUHF#TRPBF 比較
詳細並排比較 LT1970IFE 由 Analog Devices 與 LTC4015IUHF#TRPBF 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
LTC4015IUHF#TRPBF - Multi-Chemistry Buck Charger, 35V, 38-QFN | ADI
LTC4015IUHF#TRPBF ✓ 啟用中規格比較
| 參數 | LT1970IFE | LTC4015IUHF#TRPBF |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 類別 | Amplifier ICs | Battery Management |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Product Type | Power Operational Amplifier | — |
| Output Current | ±500 mA minimum | — |
| Number of Channels | 1 | — |
| Supply Voltage (Total) | 5 V to 36 V | — |
| Supply Type | Single or Split | — |
| Current Limit Accuracy | 2 % (typical) | — |
| Current Limit Programming | Separate ILIM+ and ILIM- control voltages | — |
| Output Swing | Within ±2.5 V of either supply rail at full load | — |
| External Current Boost | Supported via external power transistors | — |
| 工作溫度範圍 | -40 °C to +85 °C (I grade) | — |
| 封裝 | 20-pin TSSOP-EP (Exposed Pad) | 38-lead plastic QFN (5mm x 7mm) |
| 安裝類型 | Surface Mount | Surface Mount |
| 過熱關機 | Yes | — |
| Lead-Free / RoHS | Lead-free (PBF suffix); RoHS-compliant variants available | Yes (Pb-free, RoHS compliant) |
| Datasheet Document | 1970fe.pdf (per Analog Devices product page) | — |
| 功能 | — | Synchronous Buck Battery Charger Controller with Digital Telemetry |
| Supported Battery Chemistries | — | Li-Ion/Polymer, LiFePO4, Lead-Acid |
| Number of Cells | — | Multi-cell (chemistry dependent) |
| Input Voltage (Max) | — | 35 V |
| Battery Voltage (Max) | — | 35 V |
| Charge Current Programming | — | External sense resistor + I2C |
| Input Current Limit Programming | — | External sense resistor |
| 拓撲 | — | Synchronous buck |
| Telemetry ADC Resolution | — | 14-bit |
| Telemetry Interface | — | I2C serial port |
| Charge Algorithm Selection | — | Pin-selectable (chemistry specific) |
| Operating Junction Temperature Range (I) | — | -40C to +125C |
| Operating Junction Temperature Range (E) | — | 0C to +85C |
| MSL 等級 | — | 1 (per JEDEC J-STD-020) |