LM385Z-1.2

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LM385Z-1.2

+BOM

IC VREF SHNT -2.4%/+2.01% TO92-3

  • 제조업체온세미

  • 제조업체 부품 #LM385Z-1.2

  • 재고6992

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
PartStatus Obsolete
ReferenceType Shunt
OutputType Fixed
Voltage-Output(Min/Fixed) 1.235V
Current-Output 20 mA
Tolerance -2.4%, +2.01%
TemperatureCoefficient 80ppm/°C Typical
Noise-10Hzto10kHz 60µVrms
OperatingTemperature 0°C ~ 70°C (TA)
MountingType Through Hole
Package/Case TO-226-3, TO-92-3 Long Body
SupplierDevicePackage TO-92 (TO-226)
BaseProductNumber LM385
Current-Cathode 20 µA

개요

Description

The LM385Z-1.2 is a low-voltage reference diode designed to provide a stable output voltage of 1.2 V. It is commonly used in various applications requiring precision voltage references, such as power supplies, instrumentation, and analog-to-digital converters. The device operates with a low reverse current, making it suitable for battery-powered devices.
Key features include a wide operating temperature range, low noise, and a tight tolerance of ±2%, ensuring reliability in critical applications. The LM385Z-1.2 can be operated with minimal external components, simplifying circuit design. It is available in different package types, facilitating integration into various electronic systems.
This voltage reference is particularly valued for its ease of use and ability to maintain a stable output despite variations in temperature and supply voltage, making it an essential component in precision electronic circuits.

Equivalent

Equivalent products to the LM385Z-1.2 voltage reference chip include the LM4140-1.2, LT1004-1.2, TL431 (adjustable), and ADR381-1.2. These alternatives provide similar voltage reference capabilities but may differ in specifications such as temperature coefficient, output impedance, and package type. Always check datasheets for specific application needs.

Features

The LM385Z-1.2 is a precision voltage reference designed for various applications requiring stable reference voltages. Key features include:
1. Output Voltage: Provides a fixed output voltage of 1.2V.
2. Temperature Coefficient: Low temperature coefficient of 30 ppm/°C, ensuring minimal drift over temperature changes.
3. Supply Voltage Range: Operates with a wide supply voltage range, typically from 2V to 40V.
4. Load Regulation: Excellent load regulation, ensuring stable output voltage under varying load conditions.
5. Noise Performance: Low noise output, making it suitable for sensitive analog applications.
6. Package Options: Available in TO-92 and surface-mount packages for flexible integration.
7. Reverse Polarity Protection: Includes built-in reverse polarity protection, enhancing reliability.
8. Wide Application: Suitable for use in power supplies, instrumentation, and reference circuits.
These features make the LM385Z-1.2 an ideal choice for applications requiring precise and stable voltage references.

Pinout

The LM385Z-1.2 is a low voltage shunt regulator with a pin count of 3. Its pin functions are as follows:
1. Pin 1 (Cathode): This is the output pin where the regulated voltage (1.2V nominal) is taken. It is connected to the load.
2. Pin 2 (Anode): This pin is connected to ground. It is the reference point for the regulation.
3. Pin 3 (Adjust): This pin allows for the adjustment of the output voltage by connecting a resistor to ground or by using an external voltage divider.
The LM385Z-1.2 is often used in precision voltage reference applications and provides a stable output over a range of load conditions.

Manufacturer

The LM385Z-1.2 is manufactured by Texas Instruments (TI), a leading global semiconductor company. Founded in 1930, Texas Instruments designs and produces a wide range of technologies, including analog and embedded processing chips, digital signal processors, microcontrollers, and more. The company serves various markets, such as automotive, industrial, consumer electronics, and communications. TI is known for its innovation and commitment to providing high-quality electronic components, making it a key player in the semiconductor industry. The LM385Z-1.2 specifically is a low-voltage precision voltage reference, widely used in electronic circuits for stable voltage reference applications.

Application

The LM385Z-1.2 is a precision voltage reference commonly used in various application areas, including:
1. Voltage Regulation: Provides a stable reference voltage for voltage regulators.
2. Analog Circuits: Used in signal conditioning and instrumentation systems.
3. Measurement Equipment: Serves as a reference in voltmeters and other measuring devices.
4. Data Acquisition Systems: Ensures accurate analog-to-digital conversions.
5. Calibration Standards: Acts as a reference for calibrating other electronic components.
6. Power Supply Design: Utilized in designing switch-mode power supplies for consistency.
These applications benefit from its low temperature coefficient and high accuracy.

Package

The LM385Z-1.2 is typically available in a TO-92 package type. This is a small, cylindrical plastic package commonly used for low-power semiconductor devices.

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