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数据: LM5035 PWM Controller With Integrated Half-Bridge and SyncFET Drivers 数据表
LM5035半桥控制器 - 栅极驱动器包含使用电压模式控制和线电压前馈实现半桥拓扑功率转换器所需的所有功能。浮动高侧栅极驱动器能够在高达105 V的电源电压下工作。高侧和低侧栅极驱动器均能够达到2 A峰值。内置高压启动稳压器,以及可编程线路欠压锁定(UVLO)和过压保护(OVP)。振荡器采用单个电阻编程,频率最高可达2 MHz。振荡器也可以与外部时钟同步。电流检测输入和可编程定时器提供逐周期电流限制和可调节打嗝模式过载保护。
| Topology |
| Control Method |
| Vin (Min) (V) |
| Vin (Max) (V) |
| Frequency (Max) (kHz) |
| UVLO Thresholds On/Off (V) |
| Duty Cycle (Max) (%) |
| Gate Drive (Typ) (A) |
| Features |
| Rating |
| Operating Temperature Range (C) |
| Pin/Package |
| LM5035 |
|---|
| Half-Bridge |
| Feedforward Voltage |
| 13 |
| 105 |
| 2000 |
| Programmable/1.25V |
| 50 |
| 2 |
| Multi-topology Synchronization Pin |
| Catalog |
| -40 to 125 |
| 20HTSSOP 24WQFN |