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BD8158FVM-TR D8158 的参数 |
| 控制方式
MODE |
PWM |
| 输入电压VIN
Input Voltage |
2.1~5.5V |
| 输出电压VOUT
Output Voltage |
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| 输出电流IOUT
Output Current |
1.4A |
| 震荡频率FOSC
Oscillation Frequency |
600KHz/1.2MHz |
| 内置FET
Built-in FET |
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| Description & Applications |
High-efficiency Step-up Switching Regulators with Built-in Power MOSFET ?BD8158FVM is the 1-channel step-up switching regulator which builds in the low voltage FET. Input voltage is 2.1V to 5.5V(BD8158FVM) realizing the low consumption power. High accuracy feedback voltage ?1% is established and the brightness dispersion of TFT-LCD panel is suppressed. ?Current mode PWM system ?Input voltage is 2.1 V to 5.5 V (BD8158FVM, providing the low power input) ?Switching frequency is variable as 600 kHz/1,200 kHz. ?Built-in 0.25 Ω power switch ?Feedback voltage 1.245 ? 1% ?Built-in under-voltage lockout protection circuit ?Built-in overcurrent protection circuit ?Built-in thermal shutdown circuit |
| 描述与应用 |
高效率升压型开关稳压器内置功率MOSFET ?BD8158FVM1通道升压型开关稳压器，它建立在低电压FET。输入电压为2.1V至5.5V（BD8158FVM,实现低耗电。反馈电压精度高?1％的建立和被抑制的TFT-LCD面板的亮度分散。 ?电流模式PWM系统 ?输入电压为2.1 V至5.5 V（BD8158FVM，提供低功率输入） ?可变的开关频率为600千赫/1200千赫。 ?内置0.25Ω电源开关 ?反馈电压1.245?1％ ?内置欠压锁定保护电路 ?内置过电流保护电路 ?内置热关断电路 |
| 技术文档PDF下载 |
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相关型号列表 |
| 型号 |
标记/丝印/代码 |
厂家 |
批号 |
封装 |
数量 |
描述 |
详细资料 |
| BD8158FVM-TR |
D8158 |
ROHM |
08NOPB |
MSOP-8 |
63 |
电源管理ICPower Management IC/PMIC-DC/DC升压转换器DC/DC Step-Up Converter |
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