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TI TL431BQDCKR product image
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TI TL431BQDCKRRoHS

Manufacturer
MPN
TL431BQDCKR
LCSC Part #
C544296
Packaging
SC-70-6
Customer #
Key Attributes
Precision Programmable Reference
Datasheetpdf iconTI TL431BQDCKR
In-Stock: 54
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QtyUnit PriceTotal Amount
1+$ 0.6006$ 0.60
10+$ 0.4883$ 4.88
30+$ 0.433$ 12.99
100+$ 0.3776$ 37.76
500+$ 0.3451$ 172.55
1,000+$ 0.3272$ 327.20
Standard Packaging3000/Full Reel
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Products Specifications

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TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Voltage Reference
ManufacturerTI
PackagingSC-70-6
Quiescent Current2uA
Output Voltage2.5V~36V
Tolerance±0.5%
Voltage - Supply2.5V~36V
Minimum Cathode Current for Regulation400uA
Reference TypeParallel
Output Current100mA
Features-
Output TypeAdjustable
Operating Temperature-40℃~+125℃

Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging3000
Sales UnitPiece

Introduction

AI Translation

The TL431 and TL432 devices are three-terminal adjustable shunt regulators with specified thermal stability over the applicable automotive and commercial temperature ranges. The output voltage can be set to any value between Vref (approximately 2.5V) and 36V using two external resistors. These devices have a typical output impedance of 0.2Ω. The active output circuitry provides a very sharp turn-on characteristic, making these devices excellent replacements for Zener diodes in many applications, such as onboard voltage regulators, adjustable power supplies, and switching power supplies. The TL432 device offers identical functionality and electrical characteristics to the TL431, but with a different pin assignment for the DBV, DBZ, and PK packages.

Both the TL431 and TL432 devices are available in B, A, and standard grades, with initial tolerances at 25°C of 0.5%, 1%, and 2%, respectively. In addition, low output temperature drift confirms excellent stability over the entire temperature range.

TL43xxC devices operate over a temperature range of 0°C to 70°C, TL43xxI devices operate over a temperature range of -40°C to 85°C, and TL43xxQ devices operate over a temperature range of -40°C to 125°C.

Features

AI Translation
  • Reference voltage tolerance at 25°C: 0.5% (Grade B), 1% (Grade A), 2% (Standard Grade)
  • Adjustable output voltage: Vref to 36V
  • Operating temperature range: -40°C to 125°C
  • Typical temperature drift (TL43xB): 6mV (Grade C temperature), 14mV (Grade I temperature, Grade Q temperature)
  • Low output noise
  • Typical output impedance: 0.2Ω
  • Sink current capability: 1mA to 100mA

Applications

AI Translation
  • Rack server power supplies
  • Industrial AC/DC power supplies
  • AC inverters and variable frequency drives
  • Servo drive control modules
  • Laptop power adapter designs