UCC1803J Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock

Name: UCC1803J
Brand: Texas Instruments
SKU: UCC1803J
Availability: InStock

The UCC1803J is an automotive-grade current-mode PWM controller operating at up to 1000kHz with a 4V to 12V input voltage range in a military-grade 8-Pin CDIP package. It features pulse width modulation with current-mode control for precise regulation in high-reliability switching power supplies. Available from authorized distributors worldwide with competitive pricing and ready stock.

ACTIVEIntegrated CircuitVerified May 2026

Package / Visual Reference

UCC1803JCeramic Dual-In-Line Packages

Quick Facts

Manufacturer: Texas Instruments
Package: Ceramic Dual-In-Line Packages
Pin Count: 8
Lifecycle: ACTIVE
Datasheet: UCC1803J Datasheet PDF
Category: Integrated Circuit
Temp Range: -55.0°C to 125.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of UCC1803J?

Current-mode PWM control at up to 1MHz switching frequency enables compact, high-efficiency power converter designs
Wide input voltage range of 4V to 12V (nominal 10V) supports diverse DC-DC converter topologies including flyback and forward converters
Automotive-qualified with military-grade 8-Pin Ceramic DIP (CDIP) package for exceptional reliability in harsh environments
5V reference output and integrated gate drive circuitry simplify power supply design with minimal external components

What is UCC1803J used for?

The UCC1803J is ideal for high-reliability automotive and military DC-DC converter designs requiring fast switching up to 1MHz and tight current-mode regulation. It is commonly used in isolated flyback and forward converter topologies for avionics, defense electronics, and ruggedized industrial power supplies. The device is also well-suited for telecom power systems and instrumentation requiring stable output voltages across wide input ranges.

What are the specifications of UCC1803J?

Pbfree Code	Yes
YTEOL	15
Analog IC - Other Type	SWITCHING CONTROLLER
Control Mode	CURRENT-MODE
Control Technique	PULSE WIDTH MODULATION
Input Voltage-Max	12V
Input Voltage-Min	4V
Input Voltage-Nom	10V
JESD-30 Code	R-GDIP-T8
JESD-609 Code	e0
Number of Functions	1
Output Current-Max	1A
Package Body Material	CERAMIC, GLASS-SEALED
Package Equivalence Code	DIP8,.3
Package Shape	RECTANGULAR
Package Style	IN-LINE
Qualification Status	Not Qualified
Supply Current-Max (Isup)	25mA
Supply Voltage-Max (Vsup)	12V
Supply Voltage-Nom (Vsup)	10V
Surface Mount	NO
Switcher Configuration	BUCK-BOOST
Switching Frequency-Max	1000kHz
Technology	BICMOS
Temperature Grade	MILITARY
Terminal Finish	Tin/Lead (Sn/Pb)
Terminal Form	THROUGH-HOLE
Terminal Pitch	2.54mm
Terminal Position	DUAL
Package	Ceramic Dual-In-Line Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
HTS Code	8542.39.00.90

Where can I find the UCC1803J datasheet?

UCC1803J Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for UCC1803J?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What switching frequency does the UCC1803J support?

The UCC1803J supports switching frequencies up to 1000kHz (1MHz), enabling designers to use smaller magnetic components and capacitors, which reduces the overall size and cost of the power converter design.

What is the input voltage range of the UCC1803J?

The UCC1803J operates with an input voltage range of 4V to 12V, with a nominal voltage of 10V, providing flexibility for use in a variety of DC-DC converter designs across automotive and industrial power supply applications.

What control mode does the UCC1803J use?

The UCC1803J uses current-mode pulse width modulation (PWM) control, which provides inherent overcurrent protection, improved transient response, and easier compensation compared to voltage-mode controllers.

What package is the UCC1803J available in?

The UCC1803J is packaged in an 8-Pin Ceramic Dual-In-Line (CDIP) package, which offers superior thermal stability and mechanical robustness for military and high-reliability industrial applications requiring long service life.

What types of power supply topologies are compatible with the UCC1803J?

The UCC1803J is compatible with a wide range of isolated and non-isolated DC-DC converter topologies including flyback, forward, boost, and buck converters, making it a versatile choice for multi-topology power supply designs in automotive and mil-spec environments.

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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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UCC1803J Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock

What are the key features of UCC1803J?

What is UCC1803J used for?

What are the specifications of UCC1803J?

Compliance & Regulatory

Where can I find the UCC1803J datasheet?

What are equivalent replacements for UCC1803J?

Frequently Asked Questions

What switching frequency does the UCC1803J support?

What is the input voltage range of the UCC1803J?

What control mode does the UCC1803J use?

What package is the UCC1803J available in?

What types of power supply topologies are compatible with the UCC1803J?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

More from Texas Instruments

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