LT8645SEV#PBF vs LTC3310SIV#WPBF 对比
详细并排对比 LT8645SEV#PBF 出自 Analog Devices 和 LTC3310SIV#WPBF 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
LT8645SEV#PBF - 65V 8A Silent Switcher Buck Regulator | Analog Devices
LT8645SEV#PBF ✓ 量产中
规格对比
| 参数 | LT8645SEV#PBF | LTC3310SIV#WPBF |
|---|---|---|
| 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） | $5.18 | $5.50 |
| 拓扑 | Synchronous Buck (Step-Down) | Synchronous Step-Down (Buck) |
| 输入电压范围 | 3.4 V to 65 V | 2.25 V to 5.5 V |
| 输出电压范围 | 0.97 V to 25 V (adjustable) | 0.5 V to 5.5 V (adjustable) |
| 最大输出电流 | 8 A | 10 A |
| 输出数量 | 1 | 1 |
| Switching Frequency Range | 200 kHz to 2.2 MHz | — |
| Architecture | Silent Switcher 2nd generation | Silent Switcher 2 |
| Internal Switches | Yes (top + bottom N-channel MOSFETs) | — |
| 静态电流 | Ultra-low (see datasheet for Iq) | — |
| 效率 | > 95% peak | — |
| 工作温度范围 | -40 C to +125 C (automotive grade) | -40 °C to +125 °C |
| 封装 | 32-pin LQFN EP (5 mm x 6 mm) | 18-LQFN (3 mm × 3 mm) Exposed Pad |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 1 | — |
| RoHS 状态 | Compliant (#PBF suffix) | Compliant |
| 开关频率 | — | 2 MHz (programmable 1 MHz to 3 MHz) |
| Peak Efficiency | — | 95% |
| Output Voltage Accuracy | — | ±1% |
| Internal Hot-Loop Bypass Capacitor | — | Yes |
| 软启动 | — | Internal, programmable via TRACK/SS |
| 电源正常输出 | — | Yes |