Bipolar transistors

Diodes

ESD protection, TVS, filtering and signal conditioning

MOSFETs

SiC MOSFETs

GaN FETs

IGBTs

Analog & Logic ICs

Automotive qualified products (AEC-Q100/Q101)

SOT23

TL431 family

Parametrics

Type number 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

Package

Type number Orderable part number, (Ordering code (12NC)) Status Marking Package Package information Reflow-/Wave soldering Packing
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

All type numbers in the table below are discontinued.

Type number Orderable part number, (Ordering code (12NC)) Status Marking Package Package information Reflow-/Wave soldering Packing
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

Environmental information

Type number Orderable part number Chemical content RoHS RHF-indicator
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

All type numbers in the table below are discontinued.

Type number Orderable part number Chemical content RoHS RHF-indicator
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
Quality and reliability disclaimer

Documentation (9)

File name Title Type Date
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

Support

If you are in need of design/technical support, let us know and fill in the answer form we'll get back to you shortly.

Models

File name Title Type Date
SOT23 3D model for products with SOT23 package Design support 2019-01-22

Sample

As a Nexperia customer you can order samples via our sales organization.

If you do not have a direct account with Nexperia our network of global and regional distributors is available and equipped to support you with Nexperia samples. Check out the list of official distributors.