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LMV431A的基本参数
  • 制造厂商:TI
  • 产品类别:电源管理
  • 技术类目:电压基准 - 并联电压基准
  • 功能描述:1%、低电压 (1.24V) 可调节精密并联稳压器
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LMV431A的产品详情:

The LMV431, LMV431A and LMV431B are precision 1.24 V shunt regulators capable of adjustment to 30 V. Negative feedback from the cathode to the adjust pin controls the cathode voltage, much like a non-inverting op amp configuration (Refer to Symbol and Functional Diagrams). A two-resistor voltage divider terminated at the adjust pin controls the gain of a 1.24 V band-gap reference. Shorting the cathode to the adjust pin (voltage follower) provides a cathode voltage of a 1.24 V.

The LMV431, LMV431A and LMV431B have respective initial tolerances of 1.5%, 1%, and 0.5%, and functionally lend themselves to several applications that require zener diode type performance at low voltages. Applications include a 3 V to 2.7 V low drop-out regulator, an error amplifier in a 3 V off-line switching regulator and even as a voltage detector. These parts are typically stable with capacitive loads greater than 10 nF and less than 50 pF.

The LMV431, LMV431A and LMV431B provide performance at a competitive price.

LMV431A的优势和特性:
  • Low-Voltage Operation/Wide Adjust Range (1.24 V/30 V)
  • 0.5% Initial Tolerance (LMV431B)
  • Temperature Compensated for Industrial Temperature Range (39 PPM/°C for the LMV431AI)
  • Low Operation Current (55 μA)
  • Low Output Impedance (0.25 Ω)
  • Fast Turn-On Response
  • Low Cost
LMV431A的参数(英文):
  • VO (V)
  • 1.24
  • Reference voltage
  • Adjustable
  • Initial accuracy (Max) (%)
  • 1
  • VO adj (Min) (V)
  • 1.24
  • VO adj (Max) (V)
  • 30
  • Iz for regulation (Min) (uA)
  • 80
  • Rating
  • Catalog
  • Temp coeff (Max) (ppm/ degree C)
  • 129, 138
  • Operating temperature range (C)
  • -40 to 85, 0 to 70
  • Iout/Iz (Max) (mA)
  • 15
LMV431A具体的完整产品型号参数及价格(美元):

LMV431A的完整型号有:LMV431ACM5/NOPB、LMV431ACM5X/NOPB、LMV431AIM5/NOPB、LMV431AIM5X/NOPB、LMV431AIMF/NOPB、LMV431AIMFX/NOPB、LMV431AIZ/LFT3、LMV431AIZ/NOPB、LMV431ACM5、LMV431AIM5、LMV431AIM5X、LMV431AIMF、LMV431AIMFX,以下是这些产品的关键参数及官网采购报价:

LMV431ACM5/NOPB,工作温度:0 to 70,封装:SOT-23 (DBV)-5,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LMV431ACM5/NOPB的批量USD价格:.307(1000+)

LMV431ACM5X/NOPB,工作温度:0 to 70,封装:SOT-23 (DBV)-5,包装数量MPQ:3000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LMV431ACM5X/NOPB的批量USD价格:.256(1000+)

LMV431AIM5/NOPB,工作温度:-40 to 85,封装:SOT-23 (DBV)-5,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LMV431AIM5/NOPB的批量USD价格:.307(1000+)

LMV431AIM5X/NOPB,工作温度:-40 to 85,封装:SOT-23 (DBV)-5,包装数量MPQ:3000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LMV431AIM5X/NOPB的批量USD价格:.256(1000+)

LMV431AIMF/NOPB,工作温度:-40 to 85,封装:SOT-23 (DBZ)-3,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LMV431AIMF/NOPB的批量USD价格:.307(1000+)

LMV431AIMFX/NOPB,工作温度:-40 to 85,封装:SOT-23 (DBZ)-3,包装数量MPQ:3000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LMV431AIMFX/NOPB的批量USD价格:.256(1000+)

LMV431AIZ/LFT3,工作温度:PropertyValue,封装:TO-92 (LP)-3,包装数量MPQ:2000个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SN,TI官网LMV431AIZ/LFT3的批量USD价格:.256(1000+)

LMV431AIZ/NOPB,工作温度:-40 to 85,封装:TO-92 (LP)-3,包装数量MPQ:1800个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SN,TI官网LMV431AIZ/NOPB的批量USD价格:.256(1000+)

LMV431ACM5,工作温度:0 to 70,封装:SOT-23 (DBV)-5,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SNPB,TI官网LMV431ACM5的批量USD价格:.41(1000+)

LMV431AIM5,工作温度:-40 to 85,封装:SOT-23 (DBV)-5,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SNPB,TI官网LMV431AIM5的批量USD价格:.41(1000+)

LMV431AIM5X,工作温度:-40 to 85,封装:SOT-23 (DBV)-5,包装数量MPQ:3000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SNPB,TI官网LMV431AIM5X的批量USD价格:.358(1000+)

LMV431AIMF,工作温度:-40 to 85,封装:SOT-23 (DBZ)-3,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SNPB,TI官网LMV431AIMF的批量USD价格:.41(1000+)

LMV431AIMFX,工作温度:-40 to 85,封装:SOT-23 (DBZ)-3,包装数量MPQ:3000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SNPB,TI官网LMV431AIMFX的批量USD价格:.358(1000+)

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