UC1543J/883B Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
The UC1543J/883B is a military-grade power supply supervisory circuit from Texas Instruments in a 16-pin ceramic DIP package. It operates across a -55°C to +125°C temperature range for high-reliability applications. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- UC1543J/883B Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Military-grade power supply supervisory circuit rated to MIL-STD-883B for mission-critical aerospace and defense systems
- Wide -55°C to +125°C operating temperature range in a hermetically sealed 16-pin ceramic DIP package ensuring reliable operation in harsh environments
- Comprehensive power-rail monitoring with multiple supervisory functions integrated in a single IC to simplify fault detection and system reset management
Applications
The UC1543J/883B is engineered for military, aerospace, and high-reliability industrial power management systems requiring robust supply voltage monitoring. Its hermetic ceramic DIP construction and MIL-STD-883B qualification make it suitable for avionics, satellite power systems, and ruggedized defense electronics. It is also applied in nuclear instrumentation and other mission-critical infrastructure where wide-temperature supervisory circuits are mandated.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for UC1543J/883B:
Frequently Asked Questions
What is the UC1543J/883B and what does it do?
The UC1543J/883B is a power supply supervisory circuit that monitors supply voltages and generates reset or fault signals when rails fall outside acceptable limits. It is designed for military and high-reliability applications requiring precise power management and system protection.
What is the operating temperature range of the UC1543J/883B?
The UC1543J/883B is rated for operation from -55°C to +125°C, covering the full military temperature range. This makes it suitable for harsh environment applications including avionics, satellite systems, and ruggedized defense and industrial equipment.
What package does the UC1543J/883B use?
The UC1543J/883B is housed in a 16-pin ceramic dual-in-line package (CDIP). The hermetically sealed ceramic construction provides superior moisture and contamination resistance compared to plastic packages, which is required for military-standard reliability qualification.
Is the UC1543J/883B MIL-STD qualified?
Yes, the UC1543J/883B is qualified to MIL-STD-883B, the standard for microcircuit test methods in military and aerospace applications. This qualification ensures consistent performance and reliability under extreme electrical, thermal, and mechanical stress conditions.
What are typical applications for the UC1543J/883B?
Typical applications include power rail supervision in avionics computers, satellite power conditioning units, ruggedized defense electronics, nuclear instrumentation, and any safety-critical system requiring military-temperature-range supervisory circuits with hermetically sealed packaging.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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