Datasheets
TL431CDG by:

Voltage Reference, Programmable Precision, Shunt Regulator, SOIC-8 Narrow Body, 98-TUBE

Part Details for TL431CDG by onsemi

Results Overview of TL431CDG by onsemi

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Applications Consumer Electronics Energy and Power Systems Renewable Energy Automotive

TL431CDG Information

TL431CDG by onsemi 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
TL431CDG4 Texas Instruments Adjustable precision shunt regulator 8-SOIC 0 to 70

Price & Stock for TL431CDG

Part # Distributor Description Stock Price Buy
DISTI # 42K2696
Newark Voltage Ref, Shunt, 2.495V-36V, Soic-8, Voltage Reference Type:Shunt - Adjustable, Product Range:Tl431 Series, Reference Voltage Min:2.495V, Reference Voltage Max:36V, Initial Accuracy:2.2%, Temperature Coefficient:± 50Ppm/°C, Msl:- Rohs Compliant: Yes |Onsemi TL431CDG RoHS: Compliant Min Qty: 1372 Package Multiple: 1 Date Code: 0 Container: Bulk 0
Buy Now
Rochester Electronics TL431 - Adjustable precision shunt regulator RoHS: Compliant Status: Obsolete Min Qty: 1 4144
  • 100 $0.1966
  • 500 $0.1769
  • 1,000 $0.1632
  • 10,000 $0.1455
  • 100,000 $0.1219
$0.1219 / $0.1966 Buy Now
DISTI # TL431CDG
TME IC: voltage reference source, 2.495V, ±2.2%, SO8, tube, 100mA Min Qty: 3 1
  • 3 $0.3880
  • 25 $0.2250
  • 98 $0.1990
  • 490 $0.1790
$0.1790 / $0.3880 Buy Now
ComSIT USA PROGRAMMABLE PRECISION REFERENCE Three Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO8 ECCN: EAR99 RoHS: Compliant Stock DE - 248
Stock ES - 0
Stock US - 0
Stock MX - 0
Stock CN - 0
Stock HK - 0
RFQ
DISTI # TL431CDG
Avnet Silica VRef Adjustable 2495V to 36V 100mA 8Pin SOIC N Rail (Alt: TL431CDG) RoHS: Compliant Min Qty: 5488 Package Multiple: 98 Lead time: 143 Weeks, 0 Days Silica - 0
Buy Now
Cytech Systems Limited IC VREF SHUNT ADJ 2.2% 8SOIC 9800
RFQ
DISTI # TL431CDG
EBV Elektronik VRef Adjustable 2495V to 36V 100mA 8Pin SOIC N Rail (Alt: TL431CDG) RoHS: Compliant Min Qty: 98 Package Multiple: 98 Lead time: 143 Weeks, 0 Days EBV - 0
Buy Now
Flip Electronics Stock, ship today 33810
RFQ

Part Details for TL431CDG

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TL431CDG Part Data Attributes

TL431CDG onsemi
Buy Now Datasheet
Compare Parts:
TL431CDG onsemi Voltage Reference, Programmable Precision, Shunt Regulator, SOIC-8 Narrow Body, 98-TUBE
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer ONSEMI
Part Package Code SOIC-8 Narrow Body
Pin Count 8
Manufacturer Package Code 751-07
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer onsemi
Additional Feature OUTPUT VOLTAGE PROGRAMMABLE FROM 2.495V TO 36V
Analog IC - Other Type TWO TERMINAL VOLTAGE REFERENCE
JESD-30 Code R-PDSO-G8
JESD-609 Code e3
Length 4.9 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Outputs 1
Number of Terminals 8
Operating Temperature-Max 70 °C
Operating Temperature-Min
Output Current-Max 0.1 A
Output Voltage-Max 2.567 V
Output Voltage-Min 2.423 V
Output Voltage-Nom 2.495 V
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP8,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Supply Voltage-Max (Vsup) 36 V
Supply Voltage-Min (Vsup) 2.495 V
Surface Mount YES
Technology BIPOLAR
Temp Coef of Voltage-Max 97.338 ppm/°C
Temperature Grade COMMERCIAL
Terminal Finish Matte Tin (Sn) - annealed
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 40
Trim/Adjustable Output YES
Width 3.9 mm

Alternate Parts for TL431CDG

This table gives cross-reference parts and alternative options found for TL431CDG. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of TL431CDG, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
TL431CDG Rochester Electronics LLC Check for Price Three Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO8, LEAD FREE, PLASTIC, SOIC-8 TL431CDG vs TL431CDG
TL431CD STMicroelectronics Check for Price Programmable Voltage Reference TL431CDG vs TL431CD

TL431CDG Related Parts

TL431CDG Frequently Asked Questions (FAQ)

  • The TL431CDG can operate from -40°C to 125°C, making it suitable for a wide range of applications.

  • To ensure stability, it's essential to decouple the TL431CDG with a 10nF to 100nF capacitor between the REF and ADJ pins, and a 1μF to 10μF capacitor between the VCC and GND pins.

  • Place the TL431CDG close to the power source, and use a star-ground configuration to minimize noise and ensure stable operation. Keep the input and output traces short and separate to prevent noise coupling.

  • While the TL431CDG can be used as a voltage regulator, it's not recommended due to its limited current capability (up to 15mA). Instead, use it as a voltage reference and pair it with an external transistor or regulator for higher current applications.

  • The output voltage of the TL431CDG can be adjusted by connecting a resistor divider network between the VCC and ADJ pins. The ratio of the resistors determines the output voltage, which can be calculated using the formula: Vout = 2.5V x (R1 + R2) / R2.

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