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TL431CP

TL431CP - Adjustable shunt regulator offering precision control

Manufacturer:

Texas Instruments
Mfr.Part #:

TL431CP
Datasheet:

TL431CP Datasheet (PDF)
VO (V):

2.495
Initial accuracy (max) (%):

0.5, 1, 2
VO adj (min) (V):

2.495
VO adj (max) (V):

36
EDA/CAD Models:

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TL431CP General Description

TL431CP is a voltage reference diode commonly used in analog circuits. It is a three-terminal adjustable precision shunt regulator able to operate over a wide range of temperatures and voltage levels. The TL431CP is characterized by a high precision output voltage of 2.5 volts, which can be adjusted by connecting resistors across its output and reference terminals. This allows for precise regulation of voltages in various applications.The TL431CP has a low dynamic impedance, making it suitable for use in voltage regulation, current limiting, and voltage monitoring circuits. It has a wide operating voltage range of -1.5 to 36 volts and a typical output current of 100mA. The device also features a low output noise and thermal stability, ensuring accurate and reliable performance in different operating conditions.

Key Features

TL431CP is a programmable shunt voltage reference with adjustable output

It has a reference voltage range of 2

495V to 36V, low dynamic output impedance, and operates over a wide temperature range

It is available in a TO-92 package and can be used in a variety of voltage regulation applications

Application

The TL431CP is commonly used as a shunt regulator in various applications such as power supplies, battery chargers, switch-mode power supplies, and LED drivers

It can also be used for voltage references, error amplifiers, and temperature-compensated voltage regulators

Specifications

VO (V)	2.495	Initial accuracy (max) (%)	0.5, 1, 2
VO adj (min) (V)	2.495	VO adj (max) (V)	36
Iz for regulation (min) (µA)	400	Reference voltage (V)	adjustable
Rating	Catalog	Temp coeff (max) (ppm/°C)	92
Operating temperature range (°C)	-40 to 125, -40 to 85, 0 to 70	Iout/Iz (max) (mA)	100