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See Technical Specifications

TL431S +BOM

Shunt Voltage Reference IC Adjustable 2.495V 36 VV ±0.5% 100 mA SOT-89

Manufacturer:

UMW
Mfr.Part #:

TL431S
Datasheet:

TL431S Datasheet (PDF)
Reference Type:

Shunt
Output Type:

Adjustable
Voltage - Output (Min/Fixed):

2.495V
Voltage - Output (Max):

36 V
EDA/CAD Models:

Request Free CAD Models for TL431S

TL431S Information

Description

Here's a concise introduction to the TL431S: The TL431S is an adjustable shunt voltage reference IC from UMW, designed for industrial and commercial applications. This SOT-89 packaged component provides a stable output voltage of 2.495V with a ±0.5% tolerance, suitable for a wide range of voltage regulation needs. With a maximum current consumption of 100mA, the TL431S is ideal for linear regulators, amplifiers, and DC-DC converters. Its SOT23 package offers a compact footprint, making it suitable for space-constrained designs. The TL431S's adjustable output feature allows designers to customize the output voltage to their specific application requirements. This IC offers high stability, low distortion, and a wide operating temperature range, ensuring reliable performance in various environments.

Package

The package type of TL431S is SOT-89.

Pinout

According to the UMW website or other reliable sources, the TL431S is a shunt voltage reference IC with an adjustable output voltage. The pin count for the SOT23 package is typically 3 pins.

The pin functions are:

Pin1: Input (Adjust) - This pin sets the voltage level.
Pin2: Output - The adjustable output voltage is available at this pin.
Pin3: Ground - The IC ground is connected to this pin.

Manufacturer

The manufacturer of the TL431S is UMC (United Microelectronics Corporation), a Taiwanese-American semiconductor company that specializes in designing, manufacturing, and testing ICs and other semiconductor products.

Applications

The TL431S is a shunt voltage reference IC, making it suitable for various applications that require a stable voltage reference. Some common application areas include:

Power supplies
Audio equipment
Medical devices
Automotive systems
Industrial control systems

Its adjustable output and high accuracy make it a versatile component for many electronic designs.

Equivalent

Based on the product information, the equivalent products of TL431S are:

Texas Instruments' TLV431
ON Semiconductor's NCP431
STMicroelectronics' LM431

These ICs are all adjustable shunt voltage references with similar specifications to the UMW TL431S.

Specifications

Series	-	Reference Type	Shunt
Output Type	Adjustable	Voltage - Output (Min/Fixed)	2.495V
Voltage - Output (Max)	36 V	Current - Output	100 mA
Tolerance	±0.5%	Temperature Coefficient	50ppm/°C
Noise - 0.1Hz to 10Hz	-	Noise - 10Hz to 10kHz	-
Voltage - Input	-	Current - Supply	-
Current - Cathode	500 µA	Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount	Package/Case	TO-243AA