Datasheets
TL431LIBQDBZRQ1 by: Texas Instruments

Automotive, adjustable, precision shunt regulator with optimized reference current 3-SOT-23 -40 to 125

Part Details for TL431LIBQDBZRQ1 by Texas Instruments

Results Overview of TL431LIBQDBZRQ1 by Texas Instruments

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Applications Consumer Electronics Energy and Power Systems Renewable Energy Automotive

TL431LIBQDBZRQ1 Information

TL431LIBQDBZRQ1 by Texas Instruments is a Voltage Reference.
Voltage References are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Available Datasheets

Part # Manufacturer Description Datasheet
TL431LIBQDBZRQ1 Texas Instruments Automotive, adjustable, precision shunt regulator with optimized reference current 3-SOT-23 -40 to 125
ATL431LIBQDBZRQ1 Texas Instruments Automotive, high-bandwidth, low-IQ programmable shunt regulator (pinout: KRA) 3-SOT-23 -40 to 125

Price & Stock for TL431LIBQDBZRQ1

Part # Distributor Description Stock Price Buy
DISTI # 296-TL431LIBQDBZRQ1CT-ND
DigiKey IC VREF SHUNT ADJ 0.5% SOT23-3 Min Qty: 1 Lead time: 12 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 38158
In Stock
  • 1 $0.9200
  • 10 $0.6590
  • 25 $0.5940
  • 100 $0.5224
  • 250 $0.4883
  • 500 $0.4677
  • 1,000 $0.4508
  • 3,000 $0.3812
$0.3812 / $0.9200 Buy Now
DISTI # 595-TL431LIBQDBZRQ1
Mouser Electronics Voltage References Automotive adjustab le precision shunt RoHS: Compliant 41071
  • 1 $0.9200
  • 10 $0.6590
  • 25 $0.5940
  • 100 $0.5220
  • 250 $0.4880
  • 500 $0.4670
  • 1,000 $0.4130
  • 3,000 $0.3810
$0.3810 / $0.9200 Buy Now
DISTI # TL431LIBQDBZRQ1
TME IC: voltage reference source, 2.495V, ±0.5%, SOT23-3, 15mA Min Qty: 1 0
  • 1 $0.8270
  • 10 $0.7440
  • 25 $0.6580
  • 100 $0.5910
  • 250 $0.5510
  • 1,000 $0.5320
  • 3,000 $0.5120
  • 6,000 $0.4920
$0.4920 / $0.8270 RFQ
Ameya Holding Limited   598
Buy Now RFQ
ComSIT USA Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, PDSO3 ECCN: EAR99 RoHS: Compliant Stock DE - 100
Stock ES - 0
Stock US - 0
Stock MX - 0
Stock CN - 0
Stock HK - 0
RFQ
Chip 1 Exchange INSTOCK 3516
RFQ
New Advantage Corporation IC VREF SHUNT ADJ 0.5% SOT23-3 RoHS: Compliant Min Qty: 1 Package Multiple: 100 2175
  • 300 $1.2400
  • 2,175 $1.1500
$1.1500 / $1.2400 Buy Now
Vyrian Other Function Semiconductors 21123
RFQ

Part Details for TL431LIBQDBZRQ1

TL431LIBQDBZRQ1 CAD Models

TL431LIBQDBZRQ1 Part Data Attributes

TL431LIBQDBZRQ1 Texas Instruments
Buy Now Datasheet
Compare Parts:
TL431LIBQDBZRQ1 Texas Instruments Automotive, adjustable, precision shunt regulator with optimized reference current 3-SOT-23 -40 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Package Description SOT-23, 3 PIN
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Date Of Intro 2019-11-07
Samacsys Manufacturer Texas Instruments
Analog IC - Other Type TWO TERMINAL VOLTAGE REFERENCE
JESD-30 Code R-PDSO-G3
JESD-609 Code e4
Length 2.92 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Outputs 1
Number of Terminals 3
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Voltage-Max 2.507 V
Output Voltage-Min 2.483 V
Output Voltage-Nom 2.495 V
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Screening Level AEC-Q100
Seated Height-Max 1.12 mm
Surface Mount YES
Temp Coef of Voltage-Max 63 ppm/°C
Temperature Grade AUTOMOTIVE
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 0.95 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Trim/Adjustable Output YES
Width 1.3 mm

TL431LIBQDBZRQ1 Frequently Asked Questions (FAQ)

  • The recommended operating temperature range for the TL431LIBQDBZRQ1 is -40°C to 125°C.

  • To ensure stability, it's recommended to use a minimum of 10nF capacitor between the REF and ADJ pins, and to keep the impedance of the output stage low.

  • Yes, the TL431LIBQDBZRQ1 can be used as a voltage regulator, but it's primarily designed as a shunt regulator. It's not suitable for high-current applications.

  • The maximum current rating for the TL431LIBQDBZRQ1 is 15mA.

  • The output voltage of the TL431LIBQDBZRQ1 can be adjusted by connecting a resistor divider network between the REF and ADJ pins.

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