MOSFET内置 1ch降压开关稳压器_BD9G341AEFJ BD9G341AEFJ是内置对应76V高输入电压的功率MOSFET的降压1ch开关稳压器。内置80V耐压3.5A额定、导通电阻150mΩ的功率MOSFET。还通过电流模式控制方式，实现了高速瞬态响应和简便的相位补偿设定。频率在50kHz ～ 750kHz的范围内可变，内置低电压误动作防止电路、过电流保护电路等保护功能。此外，可通过高精度的EN引脚阈值进行低电压锁定，及使用外接电阻设定滞后。
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| * 本产品是标准级的产品。本产品不建议使用的车载设备。 | ||||
| Grade | Standard |
| ch | 1 |
| Integrated FET / Controller | Integrated FET |
| Buck / Boost / Buck-Boost / Inverting | Buck |
| Synchronous / Nonsynchronous | Nonsynchronous |
| Vin1(Min.)[V] | 12.0 |
| Vin1(Max.)[V] | 76.0 |
| Vout1(Min.)[V] | 1.0 |
| Vout1(Max.)[V] | 76.0 |
| Iout1(Max.)[A] | 3.0 |
| SW frequency(Max.)[MHz] | 0.75 |
| EN | Yes |
| Operating Temperature (Min.)[°C] | -40 |
| Operating Temperature (Max.)[°C] | 85 |
- Wide input voltage range from 12V to 76V.
- Integrated 80V/3.5A/150mΩ NchFET.
- Current mode.
- Variable frequency from 50kHz to 750kHz.
- Accurate reference voltage (1.0V ±1.5%).
- Precision EN threshold (±3%).
- Soft-start function
- 0µA Standby current
- Over Current Protection (OCP), Under Voltage Lockout (UVLO), Thermal-Shutdown TSD), Over Voltage Protection (OVP) Thermally enhanced HTSOP-J8 package
| PART NUMBER | Product Series | Datasheet | Distribution Inventory |
|---|---|---|---|
| BD9A302QWZ | 降压(同步整流)型 | 咨询 | |
| BD9416F | 升压LED驱动器 | 咨询 | |
| BD9416FS | 升压LED驱动器 | 咨询 | |
| BM81006MWW | 面板用系统电源 | 咨询 | |
| BM2P109TF | 内置FET的AC/DC转换器 | 咨询 | |
| BM2P159T1F | 内置FET的AC/DC转换器 | 咨询 |
Reference Circuits and Bomlist
BD9G341AEFJ Evaluation Board User's Guide
BD9G341AEFJ Application Information
Capacitor Calculation for Buck converter IC
Inductor Calculation for Buck converter IC
Resistor Value Table to set Output Voltage of Buck Converter IC
Thermal Resistance
PCB Layout Techniques of Buck Converter
The Important Points of Multi-layer Ceramic Capacitor Used in Buck Converter circuit
Calculation of Power Loss (Synchronous)
Considerations for Power Inductors Used for Buck Converters
Snubber Circuit for Buck Converter IC
Efficiency of Buck Converter
Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)
For ICs