LTC4162EUFD-L42 vs LTC4162IUFD-FAD 对比
详细并排对比 LTC4162EUFD-L42 出自 Analog Devices 和 LTC4162IUFD-FAD 出自 Analog Devices。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Analog Devices
LTC4162IUFD-FAD - 35V/3.2A LiFePO4 Charger with PowerPath | ADI
LTC4162IUFD-FAD ✓ 量产中规格对比
| 参数 | LTC4162EUFD-L42 | LTC4162IUFD-FAD |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 分类 | Battery Management | Battery Management |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $8.75 | $5.42 |
| 功能 | Synchronous step-down switching battery charger with PowerPath and I2C telemetry | — |
| Battery Chemistry | Lithium-Ion / Lithium-Polymer | LiFePO4 (1 to 9 cells) |
| Number of Cells Supported | 1 cell to 8 cells | — |
| Float Voltage (per cell) | 4.2 V (L42 suffix) | — |
| 输入电压范围 | 4.5 V to 35 V | — |
| Maximum Charge Current | 3.2 A | — |
| Charge Current Accuracy | +/-2% (per datasheet) | [DATA_NEEDED: percentage accuracy from datasheet table] |
| 拓扑 | Synchronous step-down (buck) with PowerPath | Synchronous Step-Down (Buck) with PowerPath |
| Communication Interface | I2C / SMBus-compatible | — |
| Integrated MOSFETs | Yes (top and bottom N-channel synchronous FETs) | — |
| NTC Thermistor Input | Yes (JEITA-aware) | — |
| Charge Termination | C/10 detection + programmable timer | — |
| 工作温度范围 | -40C to +125C (E grade = extended) | -40C to +125C (I-grade) |
| 封装 | 28-pin QFN (4 mm x 5 mm x 0.75 mm) with exposed pad | 28-lead QFN (4x5 mm) with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 1 (per JEDEC J-STD-020) | — |
| RoHS 状态 | Compliant (PBF suffix) | — |
| Lead-Free / Halogen-Free | Yes / Yes | — |
| Input Voltage (Max) | — | 35 V |
| Charge Current (Max) | — | 3.2 A |
| Number of Series Cells | — | 1 to 9 cells (programmable via I2C) |
| Charge Voltage Accuracy | — | [DATA_NEEDED: percentage accuracy from datasheet table] |
| Telemetry Interface | — | I2C (400 kHz) |
| ADC Resolution | — | 14-bit (integrated) |
| PowerPath Management | — | Yes (ideal-diode control) |
| Input Current Limit | — | Programmable via I2C |
| MSL Rating | — | MSL3 (per JEDEC J-STD-020) |
| RoHS Compliance | — | RoHS Compliant |
| Lead Finish | — | Matte Tin (lead-free) |
| Aux Functions | — | NTC thermistor input, charge-status output, PGOOD |