LT8606EDC#TRPBF vs LT8640EUDC#TRPBF 对比
详细并排对比 LT8606EDC#TRPBF 出自 Analog Devices 和 LT8640EUDC#TRPBF 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
LT8606EDC#TRPBF - 42V 350mA Sync Buck Regulator | Analog Devices
LT8606EDC#TRPBF ✓ 量产中
规格对比
| 参数 | LT8606EDC#TRPBF | LT8640EUDC#TRPBF |
|---|---|---|
| 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） | $2.52 | $5.48 |
| 拓扑 | Synchronous Step-Down (Buck) | Synchronous Buck (Step-Down) |
| 输入电压范围 | 3.0 V to 42 V | 3.4 V to 42 V |
| 输出电压范围 | 1.8 V to VIN (adjustable, lower voltages possible per datasheet) | 0.97 V to 41.58 V (adjustable) |
| 最大输出电流 | 350 mA continuous | 5 A |
| Quiescent Current (non-switching) | 1.7 µA typical | — |
| 开关频率 | 200 kHz to 2 MHz (2 MHz default, RT pin adjustable on MSOP variant) | Up to 3 MHz (programmable) |
| 效率 | >90% at moderate loads | — |
| Light-Load Mode | Low ripple Burst Mode | — |
| 封装 | 8-pin 2 mm x 2 mm DFN with Exposed Pad (DDC) | 20-WFQFN / 18-lead QFN with Exposed Pad (LGA-style UD package) |
| 工作温度范围 | -40 °C to +125 °C (junction) | — |
| Switch Type | Internal high-side and low-side MOSFETs (synchronous) | — |
| Operating Frequency Mode | Burst Mode (DFN); selectable Burst/SYNC/SS on MSOP variants | — |
| Maximum Junction Temperature | +125 °C | — |
| Storage Temperature Range | -65 °C to +150 °C | — |
| 湿敏等级（MSL） | 1 (per JEDEC J-STD-020) | — |
| Lead Finish | Au (Gold) per Analog Devices package | — |
| RoHS / REACH | RoHS compliant (per DigiKey listing) | — |
| 输出数量 | — | 1 |
| 静态电流 | — | 2.5 µA (output in regulation, Burst Mode) |
| Minimum Switch On-Time | — | 30 ns (top switch) |
| Architecture | — | Silent Switcher (low EMI) |
| Mode Selection | — | Burst Mode / Spread Spectrum / External Sync / Pulse-Skipping / Forced Continuous |
| 工作结温 | — | -40 °C to +125 °C (E grade, design assured over -40 to +125) |
| 安装类型 | — | Surface Mount |
| MSL 等级 | — | 1 |
| RoHS 状态 | — | Compliant (Pb-free) |
| Output Polarity | — | Positive |