双极性晶体管

二极管

ESD保护、TVS、滤波和信号调节ESD保护

MOSFET

氮化镓场效应晶体管(GaN FET)

绝缘栅双极晶体管(IGBTs)

模拟和逻辑IC

汽车应用认证产品(AEC-Q100/Q101)
SOT23

TL431 family-[1484652303496]

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

Features and benefits

  • 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)

Applications

  • 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 version Package name Size (mm) Pinning configuration Tamb (°C) Vref tolerance (%) Vref (V) VKA (V) IK (mA)
TL431ACDBZR SOT23 SOT23 2.9 x 1.3 x 1 normal 0~70 1 2.495 36 100
TL431AFDT SOT23 SOT23 2.9 x 1.3 x 1 normal -40~125 1 2.495 36 100
TL431AIDBZR SOT23 SOT23 2.9 x 1.3 x 1 normal -40~85 1 2.495 36 100
TL431AMFDT SOT23 SOT23 2.9 x 1.3 x 1 mirrored -40~125 1 2.495 36 100
TL431AQDBZR SOT23 SOT23 2.9 x 1.3 x 1 normal -40~125 1 2.495 36 100
TL431BCDBZR SOT23 SOT23 2.9 x 1.3 x 1 normal 0~70 0.5 2.495 36 100
TL431BFDT SOT23 SOT23 2.9 x 1.3 x 1 normal -40~125 0.5 2.495 36 100
TL431BIDBZR SOT23 SOT23 2.9 x 1.3 x 1 normal -40~85 0.5 2.495 36 100
TL431BMFDT SOT23 SOT23 2.9 x 1.3 x 1 mirrored -40~125 0.5 2.495 36 100
TL431BQDBZR SOT23 SOT23 2.9 x 1.3 x 1 normal -40~125 0.5 2.495 36 100
TL431CDBZR SOT23 SOT23 2.9 x 1.3 x 1 normal 0~70 2 2.495 36 100
TL431FDT SOT23 SOT23 2.9 x 1.3 x 1 normal -40~125 2 2.495 36 100
TL431IDBZR SOT23 SOT23 2.9 x 1.3 x 1 normal -40~85 2 2.495 36 100
TL431MFDT SOT23 SOT23 2.9 x 1.3 x 1 mirrored -40~125 2 2.495 36 100
TL431QDBZR SOT23 SOT23 2.9 x 1.3 x 1 normal -40~125 2 2.495 36 100

封装

型号 可订购的器件编号，（订购码(12NC)） 状态 标示 封装 外形图 回流焊/波峰焊 包装
TL431ACDBZR TL431ACDBZR,215
(935288019215)		 Active CD% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431ACDBZRVL
(935288019235)		 Active CD% SOT23_235
TL431AFDT TL431AFDT/8R
(935690761215)		 Active AS% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431AFDT,215
(935293275215)		 Active AS% SOT23_215
TL431AIDBZR TL431AIDBZR,215
(935288021215)		 Active CE% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431AMFDT TL431AMFDT,215
(935293278215)		 Active AV% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431AQDBZR TL431AQDBZR,215
(935288022215)		 Active CF% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431AQDBZRVL
(935288022235)		 Active CF% SOT23_235
TL431BCDBZR TL431BCDBZR,215
(935288023215)		 Active CG% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431BCDBZRVL
(935288023235)		 Active CG% SOT23_235
TL431BFDT TL431BFDT,215
(935293276215)		 Active AT% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431BIDBZR TL431BIDBZR,215
(935288024215)		 Active CH% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431BMFDT TL431BMFDT,215
(935293279215)		 Active AW% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431BMFDTVL
(935293279235)		 Active AW% SOT23_235
TL431BQDBZR TL431BQDBZR,215
(935288025215)		 Active CJ% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431CDBZR TL431CDBZR,215
(935288016215)		 Active CA% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431FDT TL431FDT,215
(935293274215)		 Active AR% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431IDBZR TL431IDBZR,215
(935288017215)		 Active CB% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431MFDT TL431MFDT,215
(935293277215)		 Active AU% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215
TL431QDBZR TL431QDBZR,215
(935288018215)		 Active CC% SOT23
(SOT23) 		SOT23 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT23_215

下表中的所有产品型号均已停产 。

型号 可订购的器件编号，（订购码(12NC)） 状态 标示 封装 外形图 回流焊/波峰焊 包装
TL431AMSDT TL431AMSDT,115
(935289169115)		 Obsolete no package information
TL431AMSDT,215
(935289169215)		 Obsolete
TL431ASDT TL431ASDT,215
(935288351215)		 Obsolete no package information
TL431BMSDT TL431BMSDT,215
(935290969215)		 Obsolete no package information
TL431BSDT TL431BSDT,215
(935290968215)		 Obsolete no package information

环境信息

型号 可订购的器件编号 化学成分 RoHS RHF指示符
TL431ACDBZR TL431ACDBZR,215 TL431ACDBZR rohs rhf rhf
TL431ACDBZR TL431ACDBZRVL TL431ACDBZR rohs rhf rhf
TL431AFDT TL431AFDT/8R TL431AFDT rohs rhf rhf
TL431AFDT TL431AFDT,215 TL431AFDT rohs rhf rhf
TL431AIDBZR TL431AIDBZR,215 TL431AIDBZR rohs rhf rhf
TL431AMFDT TL431AMFDT,215 TL431AMFDT rohs rhf rhf
TL431AQDBZR TL431AQDBZR,215 TL431AQDBZR rohs rhf rhf
TL431AQDBZR TL431AQDBZRVL TL431AQDBZR rohs rhf rhf
TL431BCDBZR TL431BCDBZR,215 TL431BCDBZR rohs rhf rhf
TL431BCDBZR TL431BCDBZRVL TL431BCDBZR rohs rhf rhf
TL431BFDT TL431BFDT,215 TL431BFDT rohs rhf rhf
TL431BIDBZR TL431BIDBZR,215 TL431BIDBZR rohs rhf rhf
TL431BMFDT TL431BMFDT,215 TL431BMFDT rohs rhf rhf
TL431BMFDT TL431BMFDTVL TL431BMFDT rohs rhf rhf
TL431BQDBZR TL431BQDBZR,215 TL431BQDBZR rohs rhf rhf
TL431CDBZR TL431CDBZR,215 TL431CDBZR rohs rhf rhf
TL431FDT TL431FDT,215 TL431FDT rohs rhf rhf
TL431IDBZR TL431IDBZR,215 TL431IDBZR rohs rhf rhf
TL431MFDT TL431MFDT,215 TL431MFDT rohs rhf rhf
TL431QDBZR TL431QDBZR,215 TL431QDBZR rohs rhf rhf

下表中的所有产品型号均已停产 。

型号 可订购的器件编号 化学成分 RoHS RHF指示符
TL431AMSDT TL431AMSDT,115 TL431AMSDT rohs rhf rhf
TL431AMSDT TL431AMSDT,215 TL431AMSDT rohs rhf rhf
TL431ASDT TL431ASDT,215 TL431ASDT rohs rhf rhf
TL431BMSDT TL431BMSDT,215 TL431BMSDT rohs rhf rhf
TL431BSDT TL431BSDT,215 TL431BSDT rohs rhf rhf
品质及可靠性免责声明

文档 (9)

文件名称 标题 类型 日期
006aab355 Block diagram: TL431ACDBZR, TL431AIDBZR, TL431AMSDT, TL431AQDBZR, TL431ASDT, TL431BCDBZR, TL431BIDBZR, TL431BQDBZR, TL431CDBZR, TL431IDBZR, TL431MSDT, TL431QDBZR, TL431SDT Block diagram 2009-11-04
sot023_sv Simplified outline: SOT23 (TO-236AB) Block diagram 2010-02-10
SOT23 3D model for products with SOT23 package Design support 2019-01-22
Nexperia_package_poster Nexperia package poster Leaflet 2020-05-15
SOT23_mk plastic, surface-mounted package; 3 terminals; 1.9 mm pitch; 2.9 mm x 1.3 mm x 1 mm body Marcom graphics 2017-01-28
SOT23 plastic, surface-mounted package; 3 terminals; 1.9 mm pitch; 2.9 mm x 1.3 mm x 1 mm body Package information 2022-10-12
REFLOW_BG-BD-1 Reflow soldering profile Reflow soldering 2021-04-06
Nexperia_Selection_guide_2023 Nexperia Selection Guide 2023 Selection guide 2023-05-10
WAVE_BG-BD-1 Wave soldering profile Wave soldering 2021-09-08

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模型

文件名称 标题 类型 日期
SOT23 3D model for products with SOT23 package Design support 2019-01-22

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