LTC4162EUFD-L42 vs LTC4162EUFD-L42M 对比
详细并排对比 LTC4162EUFD-L42 出自 Analog Devices 和 LTC4162EUFD-L42M 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。
规格对比
| 参数 | LTC4162EUFD-L42 | LTC4162EUFD-L42M |
|---|---|---|
| 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 | $7.20 |
| 功能 | Synchronous step-down switching battery charger with PowerPath and I2C telemetry | Synchronous step-down battery charger with PowerPath manager |
| Battery Chemistry | Lithium-Ion / Lithium-Polymer | Lithium-Ion / Lithium-Polymer (4.2 V per cell) |
| Number of Cells Supported | 1 cell to 8 cells | 1 to 8 cells in series |
| Float Voltage (per cell) | 4.2 V (L42 suffix) | — |
| 输入电压范围 | 4.5 V to 35 V | Up to 35 V |
| Maximum Charge Current | 3.2 A | 3.2 A |
| Charge Current Accuracy | +/-2% (per datasheet) | — |
| 拓扑 | Synchronous step-down (buck) with PowerPath | Synchronous buck (step-down) with integrated MOSFETs |
| 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) | — |
| 封装 | 28-pin QFN (4 mm x 5 mm x 0.75 mm) with exposed pad | 28-pin QFN (UFD) 4 mm x 5 mm x 0.75 mm |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 1 (per JEDEC J-STD-020) | [DATA_NEEDED: MSL rating] |
| RoHS 状态 | Compliant (PBF suffix) | Compliant (PBF suffix) |
| Lead-Free / Halogen-Free | Yes / Yes | — |
| Charge Profile | — | Constant-Current / Constant-Voltage (CC/CV) |
| PowerPath Management | — | Yes - decouples load from battery |
| MPPT (Input Voltage Regulation) | — | Yes - for solar/turbulent source applications |
| Telemetry Interface | — | I2C / SMBus |
| 工作温度 | — | -40C to +125C |