LTC3882-2 vs LTC3882-1 对比
详细并排对比 LTC3882-2 出自 Analog Devices 和 LTC3882-1 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
LTC3882-1 - Dual Output PolyPhase Step-Down Controller | Analog Devices
LTC3882-1 ✓ 量产中规格对比
| 参数 | LTC3882-2 | LTC3882-1 |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 分类 | DC-DC Converters | DC-DC Converters |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $11.25 | $7.90 |
| Product Type | Dual Output PolyPhase Step-Down DC/DC Controller | — |
| Manufacturer | Analog Devices | — |
| 输入电压范围 | 4.5V to 24V | [DATA_NEEDED: Input Voltage Range] |
| 输出电压范围 | 0.5V to 5.5V (programmable) | 0.1V to 5.25V |
| 输出数量 | 2 | 2 |
| Control Architecture | Voltage Mode, Leading-Edge Modulation | Constant Frequency, Leading-Edge Modulation, Voltage Mode |
| Switching Frequency Range | [DATA_NEEDED: Switching Frequency Range] | — |
| Serial Interface | PMBus-compliant | PMBus Compliant |
| PolyPhase Operation | Up to 4 devices in parallel: 2, 3, 4, 6, or 8 phases | — |
| Gate Drivers | Integrated high-side and low-side gate drivers | — |
| External MOSFET/DrMOS Support | Yes (e.g., FDMF5820DC, FDMF6820A) | — |
| Current Sensing | Yes (accurate) | Sub-Milliohm DCR Sensing |
| Temperature Monitoring | Yes | — |
| Fault Protection | Yes (programmable fault thresholds) | — |
| 软启动 | Yes (programmable) | — |
| 工作结温 | -40°C to +125°C | — |
| 封装 | 40-pin QFN (6mm x 6mm) | 40-pin QFN |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | unknown | [DATA_NEEDED: RoHS Status] |
| AEC-Q100 | not_applicable | — |
| 拓扑 | — | Dual Output PolyPhase Step-Down Controller |
| Phases | — | 2, 3, 4, 6, or 8 (up to 4 devices in parallel) |
| Bias Supply Voltage | — | 3.3V |
| 工作温度范围 | — | [DATA_NEEDED: Operating Temperature Range] |
| 开关频率 | — | [DATA_NEEDED: Switching Frequency] |
| MSL 等级 | — | [DATA_NEEDED: MSL Level] |