Datasheets
KA431SMFTF by:

Adjustable/2.5V, 2% Tolerance Shunt Regulator, SOT23−3L, 3000-REEL

Part Details for KA431SMFTF by onsemi

Results Overview of KA431SMFTF by onsemi

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Applications Consumer Electronics Energy and Power Systems Renewable Energy Automotive

KA431SMFTF Information

KA431SMFTF 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.

Price & Stock for KA431SMFTF

Part # Distributor Description Stock Price Buy
DISTI # 58R2526
Newark Voltage Ref, Shunt, 2.5V-36V, Sot-23F-3, Voltage Reference Type:Shunt - Adjustable, Product Range:Ka431S Series, Reference Voltage Min:2.5V, Reference Voltage Max:36V, Initial Accuracy:2%, Temperature Coefficient:± 50Ppm/°C, Msl:- Rohs Compliant: Yes |Onsemi KA431SMFTF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape 335
  • 1 $0.0670
  • 25 $0.0670
  • 50 $0.0670
$0.0670 Buy Now
DISTI # 82C6486
Newark Ic, volt Regulator, adjustable,+2.5 To +36V, bipolar, to-236,3Pin, plastic Rohs Compliant: Yes |Onsemi KA431SMFTF RoHS: Compliant Min Qty: 3000 Package Multiple: 1 Date Code: 0 Container: Reel 0
  • 3,000 $0.1170
  • 6,000 $0.1030
  • 12,000 $0.0920
  • 18,000 $0.0850
  • 30,000 $0.0780
$0.0780 / $0.1170 Buy Now
DISTI # KA431SMFTFCT-ND
DigiKey IC VREF SHUNT ADJ 2% SOT23F-3 Min Qty: 1 Lead time: 24 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 2452
In Stock
  • 1 $0.2100
  • 10 $0.1440
  • 25 $0.1276
  • 100 $0.1088
  • 250 $0.0998
  • 500 $0.0944
  • 1,000 $0.0900
$0.0900 / $0.2100 Buy Now
DISTI # 58R2526
Avnet Americas V-Ref Adjustable 2.5V to 36V 100mA 3-Pin SOT-23F T/R - Product that comes on tape, but is not reeled (Alt: 58R2526) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 111 Weeks, 0 Days Container: Ammo Pack 335 Partner Stock
  • 1 $0.1380
$0.1380 Buy Now
DISTI # KA431SMFTF
Avnet Americas V-Ref Adjustable 2.5V to 36V 100mA 3-Pin SOT-23F T/R - Tape and Reel (Alt: KA431SMFTF) RoHS: Compliant Min Qty: 9000 Package Multiple: 3000 Lead time: 111 Weeks, 0 Days Container: Reel 0
RFQ
DISTI # V72:2272_06301815
Arrow Electronics V-Ref Adjustable 2.5V to 36V 100mA 3-Pin SOT-23FL T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 24 Weeks Date Code: 1633 Container: Cut Strips Americas - 10
  • 1 $0.2100
  • 10 $0.0729
$0.0729 / $0.2100 Buy Now
DISTI # 86001271
Verical V-Ref Adjustable 2.5V to 36V 100mA 3-Pin SOT-23FL T/R RoHS: Compliant Min Qty: 3116 Package Multiple: 1 Date Code: 2001 Americas - 124067
  • 3,116 $0.1204
$0.1204 Buy Now
DISTI # 85986820
Verical V-Ref Adjustable 2.5V to 36V 100mA 3-Pin SOT-23FL T/R RoHS: Compliant Min Qty: 3116 Package Multiple: 1 Date Code: 1901 Americas - 27000
  • 3,116 $0.1204
$0.1204 Buy Now
DISTI # 85993672
Verical V-Ref Adjustable 2.5V to 36V 100mA 3-Pin SOT-23FL T/R RoHS: Compliant Min Qty: 3116 Package Multiple: 1 Date Code: 2201 Americas - 11274
  • 3,116 $0.1204
$0.1204 Buy Now
Rochester Electronics Two Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, PDSO3 RoHS: Compliant Status: Active Min Qty: 1 163240
  • 100 $0.0963
  • 500 $0.0867
  • 1,000 $0.0799
  • 10,000 $0.0713
  • 100,000 $0.0597
$0.0597 / $0.0963 Buy Now
DISTI # KA431SMFTF
Avnet Silica VRef Adjustable 25V to 36V 100mA 3Pin SOT23F TR (Alt: KA431SMFTF) RoHS: Compliant Min Qty: 9000 Package Multiple: 3000 Lead time: 143 Weeks, 0 Days Silica - 0
Buy Now
DISTI # KA431SMFTF
EBV Elektronik VRef Adjustable 25V to 36V 100mA 3Pin SOT23F TR (Alt: KA431SMFTF) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 143 Weeks, 0 Days EBV - 0
Buy Now

Part Details for KA431SMFTF

KA431SMFTF CAD Models

KA431SMFTF Part Data Attributes

KA431SMFTF onsemi
Buy Now Datasheet
Compare Parts:
KA431SMFTF onsemi Adjustable/2.5V, 2% Tolerance Shunt Regulator, SOT23−3L, 3000-REEL
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer ONSEMI
Part Package Code SOT23−3L
Package Description SOT-23F, 3 PIN
Manufacturer Package Code 318AB
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Factory Lead Time 111 Weeks
Samacsys Manufacturer onsemi
Additional Feature THE OUTPUT VOLTAGE MAY BE SET TO ANY VALUE BETWEEN 2.5V AND 36V WITH TWO EXTERNAL RESISTORS
Analog IC - Other Type TWO TERMINAL VOLTAGE REFERENCE
JESD-30 Code R-PDSO-G3
JESD-609 Code e3
Length 2.9 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Outputs 1
Number of Terminals 3
Operating Temperature-Max 85 °C
Operating Temperature-Min -25 °C
Output Current-Max 0.1 A
Output Voltage-Max 2.55 V
Output Voltage-Min 2.45 V
Output Voltage-Nom 2.5 V
Package Body Material PLASTIC/EPOXY
Package Code TSOP
Package Equivalence Code TO-236
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, THIN PROFILE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.14 mm
Surface Mount YES
Technology BIPOLAR
Temp Coef of Voltage-Max 61.818 ppm/°C
Temperature Grade COMMERCIAL EXTENDED
Terminal Finish Matte Tin (Sn) - annealed
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

Alternate Parts for KA431SMFTF

This table gives cross-reference parts and alternative options found for KA431SMFTF. 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 KA431SMFTF, 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
LM431SACMFX onsemi $0.0803 Adjustable/2.5V, 2% Tolerance Shunt Regulator, SOT23−3L, 3000-REEL KA431SMFTF vs LM431SACMFX
TL431LIAQDBZR Texas Instruments $0.0850 Adjustable precision shunt regulator with optimized reference current (pin layout: KRA) 3-SOT-23 -40 to 125 KA431SMFTF vs TL431LIAQDBZR
LM431SACMF Fairchild Semiconductor Corporation Check for Price Two Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, BIPolar, PDSO3, SOT-23F, 3 PIN KA431SMFTF vs LM431SACMF
LM431SACMFX Rochester Electronics LLC Check for Price Two Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, PDSO3, SOT-23F, 3 PIN KA431SMFTF vs LM431SACMFX
KA431SMFTF Fairchild Semiconductor Corporation Check for Price Two Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, BIPolar, PDSO3, LEAD FREE, SOT-23F, 3 PIN KA431SMFTF vs KA431SMFTF
LM431ACMF Fairchild Semiconductor Corporation Check for Price Two Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, BIPolar, PDSO3, SOT-23F, 3 PIN KA431SMFTF vs LM431ACMF
Part Number Manufacturer Composite Price Description Compare
LM431CCM Fairchild Semiconductor Corporation Check for Price Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO8, SOP-8 KA431SMFTF vs LM431CCM
LM431ACZ National Semiconductor Corporation Check for Price IC 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.495 V, PBCY3, PLASTIC, TO-92, 3 PIN, Voltage Reference KA431SMFTF vs LM431ACZ
LM431SCCMFX Fairchild Semiconductor Corporation Check for Price Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO3, SOT-23F, 3 PIN KA431SMFTF vs LM431SCCMFX
TL431AQDBZR Rochester Electronics LLC Check for Price Three Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO3, GREEN, PLASTIC, SOT-23, 3 PIN KA431SMFTF vs TL431AQDBZR
5962-8961001XA Defense Logistics Agency Check for Price Two Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, CAN-3 KA431SMFTF vs 5962-8961001XA
TL431AU Micro Commercial Components Check for Price Three Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, PDSO3, SOT-23, 3 PIN KA431SMFTF vs TL431AU
ATL432BIDBZR Texas Instruments Check for Price 2.5-V precision programmable shunt regulator 3-SOT-23 -40 to 85 KA431SMFTF vs ATL432BIDBZR
LM431ACM3/NOPB National Semiconductor Corporation Check for Price IC 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.495 V, PDSO3, PLASTIC, SOT-23, 3 PIN, Voltage Reference KA431SMFTF vs LM431ACM3/NOPB
LM431CCM3/N1B Texas Instruments Check for Price IC 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, PDSO3, SOT-23, 3 PIN, Voltage Reference KA431SMFTF vs LM431CCM3/N1B
LM431BCZ Fairchild Semiconductor Corporation Check for Price Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PBCY3, TO-92, 3 PIN KA431SMFTF vs LM431BCZ

KA431SMFTF Related Parts

KA431SMFTF Frequently Asked Questions (FAQ)

  • The recommended operating voltage range for the KA431SMFTF is 2.7V to 5.5V.

  • To ensure stable output voltage, it is recommended to use a 10uF or larger output capacitor, and to ensure that the input voltage is stable and within the recommended operating range.

  • The maximum output current of the KA431SMFTF is 150mA.

  • The output voltage of the KA431SMFTF can be adjusted by connecting a resistor divider network between the output pin and the adjust pin, and adjusting the ratio of the resistors to set the desired output voltage.

  • The thermal shutdown temperature of the KA431SMFTF is 150°C.

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