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数据: LM53625/35-Q1, 2.5-A or 3.5-A, 36-V Synchronous, 2.1-MHz, Step-Down DC-DC Converter 数据表
LM53625-Q1 /LM53635-Q1同步降压稳压器针对汽车应用进行了优化,可提供5 V,3.3 V输出电压或可调输出。先进的高速电路允许LM53625-Q1 /LM53635-Q1在2.1 V的固定频率下从18 V输入调节至3.3 V输出。创新的架构允许该器件在3.55 V的输入电压范围内调节3.3 V输出.LM53625-Q1 /LM53635-Q1的所有方面均针对汽车和性能驱动的工业客户进行了优化。输入电压范围高达36 V,瞬态容差高达42 V,简化了输入浪涌保护设计。符合汽车标准的Hotrod QFN封装具有可润湿的侧面,可降低寄生电感和电阻,同时提高效率,最大限度地减少开关节点振铃,并显着降低电磁干扰(EMI)。开漏复位输出,内置滤波和延迟,可真实指示系统状态。此功能无需额外的监控组件,从而节省了成本和电路板空间。 PWM和PFM模式之间的无缝转换和低静态电流(3.3 V选项仅为15μA)可确保在所有负载下实现高效率和出色的瞬态响应。
所有商标均为其各自所有者的财产。
| Vin (Min) (V) |
| Vin (Max) (V) |
| Vout (Min) (V) |
| Vout (Max) (V) |
| Iout (Max) (A) |
| Regulated Outputs (#) |
| Switching Frequency (Min) (kHz) |
| Switching Frequency (Max) (kHz) |
| Iq (Typ) (mA) |
| Features |
| Control Mode |
| Duty Cycle (Max) (%) |
| Operating Temperature Range (C) |
| Rating |
| Package Group |
| LM53625-Q1 | LM26001-Q1 | LM26003-Q1 | LM53600-Q1 | LM53601-Q1 | LM53602-Q1 | LM53603-Q1 | LMS3635-Q1 | LMS3655-Q1 |
|---|---|---|---|---|---|---|---|---|
| 3.5 | 3 | 3 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 |
| 42 | 38 | 38 | 42 | 42 | 42 | 42 | 42 | 42 |
| 3.2 | 1.25 | 1.25 | 3.3 | 3.2 | 3.2 | 3.2 | 1 | 1 |
| 10 | 35 | 35 | 9.9 | 6 | 9.9 | 9.9 | 15 | 15 |
| 2.5 | 1.5 | 3 | 0.65 | 1 | 2 | 3 | 3.5 | 5.5 |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1850 | 150 | 150 | 1890 | 1890 | 1850 | 1850 | 250 | 250 |
| 2350 | 500 | 500 | 2400 | 2400 | 2350 | 2350 | 500 | 500 |
| 0.018 | 0.038 | 0.04 | 0.023 | 0.023 | 0.023 | 0.023 | 0.015 | 0.015 |
| Spread Spectrum Synchronous Rectification | Enable Light Load Efficiency Power Good Pre-Bias Start-Up | Enable Light Load Efficiency Power Good Pre-Bias Start-Up | Enable Forced Pulse Width Modulation (FPWM) Mode Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Wettable Flanks Package | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification | Enable Frequency Synchronization Light Load Efficiency Power Good Pre-Bias Start-Up Synchronous Rectification | Enable Frequency Synchronization Light Load Efficiency Power Good Pre-Bias Start-Up Synchronous Rectification |
| Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode |
| 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 |
| -40 to 150 | -40 to 125 | -40 to 125 | -40 to 150 | -40 to 150 | -40 to 150 | -40 to 150 | -40 to 150 | -40 to 150 |
| Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive |
| VQFN-HR | HTSSOP | HTSSOP | WSON | WSON | HTSSOP | HTSSOP | VQFN-HR | VQFN-HR |