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Adjustable micropower shunt voltage reference
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
TL431ACL3T by STMicroelectronics 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.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
26AH0341
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Newark | Volt Ref, Shunt - Adj, 0 To 70Deg C, Voltage Reference Type:Shunt - Adjustable, Product Range:-, Reference Voltage:2.495V To 36V, Initial Accuracy:1%, Temperature Coefficient:-, Voltage Reference Case Style:Sot-23, No. Of Pins:3Pins, rohs Compliant: Yes |Stmicroelectronics TL431ACL3T RoHS: Compliant Min Qty: 5 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 12688 |
|
$0.1530 / $0.4000 | Buy Now |
DISTI #
497-TL431ACL3TCT-ND
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DigiKey | IC VREF SHUNT ADJ 1% SOT23-3 Min Qty: 1 Lead time: 10 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
2561 In Stock |
|
$0.1142 / $0.3100 | Buy Now |
DISTI #
TL431ACL3T
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Avnet Americas | V-Ref Adjustable 2.495V to 36V 100mA 3-Pin SOT-23 T/R - Tape and Reel (Alt: TL431ACL3T) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 10 Weeks, 0 Days Container: Reel | 0 |
|
$0.2682 | Buy Now |
DISTI #
511-TL431ACL3T
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Mouser Electronics | Voltage References Prog Voltage Ref 2.5 to 36V .22 Ohm RoHS: Compliant | 23180 |
|
$0.1170 / $0.3100 | Buy Now |
DISTI #
V36:1790_06568530
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Arrow Electronics | V-Ref Adjustable 2.495V to 36V 100mA 3-Pin SOT-23 T/R RoHS: Compliant Min Qty: 6000 Package Multiple: 3000 Lead time: 10 Weeks Date Code: 2344 | Americas - 24000 |
|
$0.2768 / $0.2914 | Buy Now |
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STMicroelectronics | Adjustable micropower shunt voltage reference RoHS: Compliant Min Qty: 1 | 23180 |
|
$0.1400 / $0.3000 | Buy Now |
DISTI #
86940881
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Verical | V-Ref Adjustable 2.495V to 36V 100mA 3-Pin SOT-23 T/R RoHS: Compliant Min Qty: 6000 Package Multiple: 3000 Date Code: 2344 | Americas - 24000 |
|
$0.2768 / $0.2914 | Buy Now |
DISTI #
TL431ACL3T
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TME | IC: voltage reference source, 2.495V, ±1%, SOT23-3, reel,tape Min Qty: 1 | 3555 |
|
$0.0900 / $0.2110 | Buy Now |
DISTI #
TL431ACL3T
|
IBS Electronics | V-REF ADJUSTABLE 2.495V TO 36V 100MA 3-PIN SOT-23 T/R Min Qty: 3000 Package Multiple: 1 | 102000 |
|
$0.0889 / $0.0959 | Buy Now |
DISTI #
TL431ACL3T
|
Avnet Silica | VRef Adjustable 2495V to 36V 100mA 3Pin SOT23 TR (Alt: TL431ACL3T) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 11 Weeks, 0 Days | Silica - 42000 |
|
Buy Now |
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TL431ACL3T
STMicroelectronics
Buy Now
Datasheet
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TL431ACL3T
STMicroelectronics
Adjustable micropower shunt voltage reference
|
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | STMICROELECTRONICS | |
Package Description | SOT-23, 3 PIN | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Factory Lead Time | 10 Weeks | |
Samacsys Manufacturer | STMicroelectronics | |
Additional Feature | ADJUSTABLE OUTPUT VOLTAGE FROM 2.5 TO 36 V | |
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 | 70 °C | |
Operating Temperature-Min | ||
Output Current-Max | 0.1 A | |
Output Voltage-Max | 2.52 V | |
Output Voltage-Min | 2.47 V | |
Output Voltage-Nom | 2.495 V | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | TSSOP | |
Package Equivalence Code | TO-236 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | |
Peak Reflow Temperature (Cel) | 260 | |
Qualification Status | Not Qualified | |
Seated Height-Max | 1.12 mm | |
Surface Mount | YES | |
Technology | BIPOLAR | |
Temp Coef of Voltage-Max | 85.886 ppm/°C | |
Temperature Grade | COMMERCIAL | |
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 |
This table gives cross-reference parts and alternative options found for TL431ACL3T. 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 TL431ACL3T, 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 |
---|---|---|---|---|
TL432AIDBVR | Texas Instruments | $0.1530 | Adjustable precision shunt regulator (reverse pinout) 5-SOT-23 -40 to 85 | TL431ACL3T vs TL432AIDBVR |
TL431BIDBVR | Texas Instruments | $0.1823 | Adjustable precision shunt regulator 5-SOT-23 -40 to 85 | TL431ACL3T vs TL431BIDBVR |
TL431BIDBVR | Rochester Electronics LLC | Check for Price | Three Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO5, GREEN, PLASTIC, SOT-23, 5 PIN | TL431ACL3T vs TL431BIDBVR |
TL431BIDBVRE4 | Texas Instruments | Check for Price | 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.495V, PDSO5, GREEN, PLASTIC, SOT-23, 5 PIN | TL431ACL3T vs TL431BIDBVRE4 |
TL431AIDBVT | Rochester Electronics LLC | Check for Price | Three Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO5, GREEN, PLASTIC, SOT-23, 5 PIN | TL431ACL3T vs TL431AIDBVT |
TL432AIDBVRE4 | Texas Instruments | Check for Price | 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.495V, PDSO5, GREEN, PLASTIC, SOT-23, 5 PIN | TL431ACL3T vs TL432AIDBVRE4 |
TL432BIDBVRE4 | Texas Instruments | Check for Price | 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.495V, PDSO5, PLASTIC, SOT-23, 5 PIN | TL431ACL3T vs TL432BIDBVRE4 |
TL431BIDBVT | Rochester Electronics LLC | Check for Price | Three Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO5, GREEN, PLASTIC, SOT-23, 5 PIN | TL431ACL3T vs TL431BIDBVT |
TL432BIDBVR | Texas Instruments | Check for Price | IC 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.495 V, PDSO5, PLASTIC, SOT-23, 5 PIN, Voltage Reference | TL431ACL3T vs TL432BIDBVR |
TL431AIDBVTE4 | Texas Instruments | Check for Price | 1% Accuracy Adjustable Precision Shunt Regulator 5-SOT-23 -40 to 85 | TL431ACL3T vs TL431AIDBVTE4 |
The TL431ACL3T 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 TL431ACL3T with a capacitor (typically 10nF to 100nF) between the REF and ADJ pins, and to use a low-ESR capacitor (e.g., ceramic or film capacitor) for the output capacitor.
To minimize noise and ensure proper operation, it's recommended to keep the TL431ACL3T away from high-current paths and noisy signals, use a solid ground plane, and keep the input and output capacitors close to the device.
While the TL431ACL3T can be used as a voltage regulator, it's not recommended as it's primarily designed as a voltage reference. If you need a voltage regulator, consider using a dedicated voltage regulator IC.
The output voltage of the TL431ACL3T can be calculated using the formula: Vout = Vref * (1 + R1/R2), where Vref is the internal reference voltage (2.5V), and R1 and R2 are the resistors connected between the REF and ADJ pins.