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TL431BMFDT

Adjustable precision shunt regulator

Three-terminal shunt regulator family with an output voltage range between

Vref = 2.495 V and 36 V, to be set by two external resistors.

Reference voltage

tolerance (Vref)

Temperature range (Tamb)

Pinning configuration

0 ° C to 70 °C

-40 ° C to 85 °C

-40 ° C to 125 °C

2.0 %

TL431CDBZR

TL431IDBZR

TL431QDBZR

normal pinning

TL431FDT

normal pinning

TL431MFDT

mirrored pinning

1.0 %

TL431ACDBZR

TL431AIDBZR

TL431AQDBZR

normal pinning

TL431AFDT

normal pinning

TL431AMFDT

mirrored pinning

0.5 %

TL431BCDBZR

TL431BIDBZR

TL431BQDBZR

normal pinning

TL431BFDT

normal pinning

TL431BMFDT

mirrored pinning

可订购部件

型号 可订购的器件编号 订购代码(12NC) 封装 从经销商处购买
TL431BMFDT TL431BMFDTVL 935293279235 SOT23 订单产品
TL431BMFDT TL431BMFDT,215 935293279215 SOT23 订单产品

特性

  • Programmable output voltage up to 36 V
  • Three different reference voltage tolerances:
    • Standard grade: 2 %
    • A-Grade: 1 %
    • B-Grade: 0.5 %
  • Typical temperature drift: 9 mV (in a range of 0 °C up to 70 °C)
  • Low output noise
  • Typical output impedance: 0.2 Ω
  • Sink current capability: 1 mA to 100 mA
  • AEC-Q100 qualified (grade 1)

目标应用

  • Shunt regulator
  • Precision current limiter
  • Precision constant current sink
  • Isolated feedback loop for Switch Mode Power Supply (SMPS)

参数类型

型号Package versionPackage nameSize (mm)Pinning configurationTamb (°C)Vref tolerance (%)Vref (V)VKA (V)IK (mA)
TL431BMFDTSOT23SOT232.9 x 1.3 x 1mirrored-40~1250.52.49536100

Package

型号可订购的器件编号,(订购码(12NC))状态标示封装尺寸版本回流焊/波峰焊包装
TL431BMFDTTL431BMFDTVL
( 9352 932 79235 )
ActiveAW%

(SOT23)
SOT23REFLOW_BG-BD-1
WAVE_BG-BD-1
Reel 11" Q3/T4, LargePack
TL431BMFDT,215
( 9352 932 79215 )
ActiveAW%Reel 7" Q3/T4

下表中的版本已停产。参见表 停产信息 了解更多信息。

型号可订购的器件编号,(订购码(12NC))状态标示封装尺寸版本回流焊/波峰焊包装
TL431BMFDT/8TL431BMFDT/8VL
( 9356 907 62235 )
Discontinued / End-of-lifeAW%

(SOT23)
SOT23REFLOW_BG-BD-1
WAVE_BG-BD-1
Reel 11" Q3/T4, LargePack
TL431BMFDT/8R
( 9356 907 62215 )
Discontinued / End-of-lifeAW%Reel 7" Q3/T4

停产信息

型号可订购的器件编号Ordering code最后一次购买日期最后一次交货日期替代产品状态备注
TL431BMFDT/8TL431BMFDT/8VL935690762235
TL431BMFDT/8TL431BMFDT/8R935690762215

品质、可靠性及化学成分

型号可订购的器件编号化学成分RoHS / RHFMSLMSL无铅
TL431BMFDTTL431BMFDTVLTL431BMFDT11
TL431BMFDTTL431BMFDT,215TL431BMFDT11

下表中的版本已停产。参见表 停产信息 了解更多信息。

型号可订购的器件编号化学成分RoHS / RHFMSLMSL无铅
TL431BMFDT/8TL431BMFDT/8VLTL431BMFDT/811
TL431BMFDT/8TL431BMFDT/8RTL431BMFDT/811
品质及可靠性免责声明

文档 (6)

文件名称标题类型日期
TL431_FAMAdjustable precision shunt regulatorData sheet2019-01-14
TL431BMFDT_Nexperia_Product_ReliabilityTL431BMFDT Nexperia Product ReliabilityQuality document2022-03-21
TL431BMFDT_Nexperia_Product_QualityTL431BMFDT Nexperia Product QualityQuality document2019-05-20
TL431TL431 SPICE modelSPICE model2020-10-26
REFLOW_BG-BD-1Reflow soldering profileReflow soldering2021-04-06
WAVE_BG-BD-1Wave soldering profileWave soldering2021-09-08

支持

如果您需要设计/技术支持,请告知我们并填写 应答表, 我们会尽快回复您。

模型

文件名称标题类型日期
TL431TL431 SPICE modelSPICE model2020-10-26

订购、定价与供货

型号Orderable part numberOrdering code (12NC)包装Packing quantity在线购买
TL431BMFDTTL431BMFDTVL935293279235Reel 11" Q3/T4, LargePack- 订单产品
TL431BMFDTTL431BMFDT,215935293279215Reel 7" Q3/T4- 订单产品

样品

安世半导体客户可通过我们的销售机构或直接通过在线样品商店订购样品: https://extranet.nexperia.com.

样品订单通常需要2-4天寄送时间。

如果您尚未取得安世半导体的直接采购帐号,我们的全球与区域经销网络可以协助您取得样品。