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KA431SLMF2TF

Name: KA431SLMF2TF
Rating: 4.7 (12 reviews)

IC VREF SHUNT ADJ 0.5% SOT23F-3

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資料表 KA431SLMF2TF DataSheet
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規格

Part Status	Obsolete
Reference Type	Shunt
Output Type	Adjustable
Voltage - Output (Min/Fixed)	2.495V
Current - Output	100 mA
Tolerance	±0.5%
Temperature Coefficient	50ppm/°C Typical
Operating Temperature	-25°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	SOT-23-3 Flat Leads
Supplier Device Package	SOT-23F-3
Base Product Number	KA431
Current - Cathode	1 mA
Voltage - Output (Max)	36 V

概述

Description

The KA431SLMF2TF is a programmable shunt voltage reference, commonly used in electronic circuits to provide a stable reference voltage. It is part of the KA431 family and is designed for precision applications. This device can be configured to output a fixed reference voltage (typically between 1.25V and 36V) with low temperature drift, making it suitable for power management and control systems.
Key features include an adjustable output voltage, low output impedance, and the capability to operate with a wide input voltage range. The KA431SLMF2TF operates in various configurations, including as a voltage regulator and in feedback loops for operational amplifiers.
It comes in a compact surface-mount package (often in SOT-23), which helps save space on printed circuit boards. This part is widely used in applications such as power supplies, battery chargers, and voltage regulation circuits due to its reliability and versatility.

Features

The KA431SLMF2TF is a precision adjustable shunt voltage reference with the following key features:
1. Voltage Reference: It provides a stable output voltage, adjustable from 1.25V to 36V, making it suitable for various applications.
2. Accuracy: The device offers excellent temperature stability and accuracy, with a typical reference voltage tolerance of ±1%.
3. Low Output Impedance: The output impedance is low, ensuring stable performance under varying load conditions.
4. Wide Operating Range: It operates over a wide temperature range, typically from -40°C to +85°C.
5. High-Speed Operation: The KA431SLMF2TF features fast response times, which is beneficial for dynamic load conditions.
6. Low Power Consumption: It consumes minimal power, enhancing the efficiency of the overall circuit.
7. Applications: Commonly used in power supplies, voltage regulation, and as a reference in analog-to-digital converters.
The KA431SLMF2TF is a versatile component for designing reliable and precise voltage reference circuits.

Package

The KA431SLMF2TF is packaged in a TO-92 style package. This type is commonly used for adjustable shunt voltage references in various electronic applications.

Pinout

The KA431SLMF2TF is a programmable shunt voltage reference with a pin count of 3.
Pin Functions:
1. Ref (Reference): This pin is used to connect an external resistor divider for setting the output voltage. It provides a stable reference voltage of typically 2.5V.
2. Anode (A): This pin connects to the positive side of the voltage supply. The device conducts current from this pin to the Cathode when the voltage exceeds the reference level.
3. Cathode (K): This pin is connected to the load and delivers the regulated output voltage. It acts as the output for the voltage reference.
The KA431SLMF2TF operates over a wide voltage range and is used in various applications, such as power supplies, voltage regulation, and circuit protection. Its compact design and programmable output make it suitable for both consumer and industrial applications.

Manufacturer

The KA431SLMF2TF is manufactured by ON Semiconductor, a global semiconductor company. ON Semiconductor specializes in providing a wide range of semiconductor solutions, including power management, analog, and digital devices. They serve various industries, including automotive, industrial, telecommunications, and consumer electronics. The KA431SLMF2TF is a precision voltage reference and adjustable shunt regulator, commonly used in power supply applications and voltage regulation circuits. ON Semiconductor is known for its commitment to innovation and sustainability in the semiconductor space.

Application

The KA431SLMF2TF is a programmable shunt voltage reference commonly used in power supply circuits, voltage regulation, and feedback control systems. Its applications include precision voltage references in analog-to-digital converters, battery chargers, and power management ICs. Additionally, it can be used in voltage clamping, signal conditioning, and linear regulators to ensure stable operation across varying loads.

Equivalent

The KA431SLMF2TF is a programmable shunt voltage reference. Equivalent products include the TL431, LM431, and MCP1401. These alternatives offer similar functionality and specifications, such as adjustable output voltage and low output impedance. Always check the specific electrical characteristics to ensure compatibility for your application.