Overview
The MC1403D is a precision band-gap voltage reference IC designed by STMicroelectronics, now part of the ON Semiconductor portfolio. This component is engineered for critical instrumentation and D/A converter applications, offering high accuracy and stability. It is particularly suited for use in voltage references for 8 to 12 bit D/A converters, as a low TC Zener replacement, and as a high stability current reference. The MC1403D is known for its fixed output voltage of 2.5V with a tight tolerance, making it an ideal choice for various precision circuitry and control systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 2.5V ±1% | V |
| Input Voltage Range | 4.5V to 40V | V |
| Quiescent Current | 1.2 mA (typ), 1.5 mA (max) | mA |
| Output Current | 10 mA | mA |
| Temperature Coefficient | 10 ppm/°C (typ), 40 ppm/°C (max) | ppm/°C |
| Operating Temperature Range | 0°C to 70°C | °C |
| Storage Temperature Range | -65°C to +150°C | °C |
| Package | 8-Pin SOIC, 8-Pin DIP |
Key Features
- Fixed output voltage of 2.5V with ±1% tolerance
- Low quiescent current of 1.2 mA (typical)
- High output current capability of up to 10 mA
- Low temperature coefficient of 10 ppm/°C (typical)
- Operating temperature range of 0°C to 70°C
- Available in 8-Pin SOIC and 8-Pin DIP packages
- Pb-free package options available
Applications
- Voltage reference for 8 to 12 bit D/A converters
- Low TC Zener replacement
- High stability current reference
- Voltmeter system reference
- Precision circuitry
- Instrumentation systems
- Control systems
- Automotive electronics
- Industrial control systems
Q & A
- What is the output voltage of the MC1403D?
The output voltage of the MC1403D is 2.5V with a tolerance of ±1%. - What is the input voltage range for the MC1403D?
The input voltage range for the MC1403D is from 4.5V to 40V. - What is the typical quiescent current of the MC1403D?
The typical quiescent current of the MC1403D is 1.2 mA. - What is the maximum output current of the MC1403D?
The maximum output current of the MC1403D is 10 mA. - What is the temperature coefficient of the MC1403D?
The temperature coefficient of the MC1403D is 10 ppm/°C (typical). - What are the available package types for the MC1403D?
The MC1403D is available in 8-Pin SOIC and 8-Pin DIP packages. - Is the MC1403D Pb-free?
Yes, Pb-free package options are available for the MC1403D. - What are some typical applications of the MC1403D?
The MC1403D is typically used in voltage references for D/A converters, as a low TC Zener replacement, in voltmeter systems, and in precision circuitry and control systems. - What is the operating temperature range of the MC1403D?
The operating temperature range of the MC1403D is from 0°C to 70°C. - Is the MC1403D obsolete?
Yes, the MC1403D is considered an obsolete product, and it is recommended to consider alternative solutions or upgrade options for new designs.
