UC3854NG4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

Name: UC3854NG4
Brand: Texas Instruments
SKU: UC3854NG4
Availability: InStock

UC3854NG4 is a high power factor preregulator IC by Texas Instruments with current-mode PWM control, 15–30V input range, and 32 parametric specs. From $2.48, in stock worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026

Package / Visual Reference

UC3854NG4Dual-In-Line Packages

Quick Facts

Manufacturer: Texas Instruments
Package: Dual-In-Line Packages
Pin Count: 16
Lifecycle: ACTIVE
Datasheet: UC3854NG4 Datasheet PDF
Category: Integrated Circuit
Price: From $2.4795(MOQ 175)
Temp Range: ?°C to 70.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of UC3854NG4?

Current-mode PWM control for high power factor correction
Wide input voltage range: 15V to 30V (nom. 18V)
Supports DIP-16 package for easy through-hole integration
RoHS compliant (Pb-free) with 15-year EOL commitment
32 detailed parametric specs for precise design matching

What is UC3854NG4 used for?

The UC3854NG4 is widely used in AC-DC power supplies and offline switching converters where high power factor and low harmonic distortion are required. It is ideal for industrial power equipment, server power units, and telecom infrastructure that must comply with IEC 61000-3-2 harmonic standards. Its current-mode PWM architecture also makes it suitable for motor drive front-ends and PFC boost pre-converters.

What are the specifications of UC3854NG4?

Pbfree Code	Yes
YTEOL	15
Analog IC - Other Type	POWER FACTOR CONTROLLER
Control Mode	CURRENT-MODE
Control Technique	PULSE WIDTH MODULATION
Input Voltage-Max	30V
Input Voltage-Min	15V
Input Voltage-Nom	18V
JESD-30 Code	R-PDIP-T16
JESD-609 Code	e4
Number of Functions	1
Output Current-Max	1.5A
Output Voltage-Max	7.6V
Output Voltage-Min	7.4V
Output Voltage-Nom	7.5V
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	DIP16,.3
Package Shape	RECTANGULAR
Package Style	IN-LINE
Qualification Status	Not Qualified
Supply Current-Max (Isup)	10mA
Supply Voltage-Max (Vsup)	30V
Supply Voltage-Nom (Vsup)	18V
Surface Mount	NO
Switcher Configuration	BOOST
Switching Frequency-Max	200kHz
Technology	BIPOLAR
Temperature Grade	COMMERCIAL
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form	THROUGH-HOLE
Terminal Pitch	2.54mm
Terminal Position	DUAL
Package	Dual-In-Line Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
HTS Code	8542.39.00.60
Country of Origin	Mexico

Where can I find the UC3854NG4 datasheet?

UC3854NG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for UC3854NG4?

Compatible alternatives and drop-in replacements for UC3854NG4:

UC1854J883BTexas Instruments

Power Factor Controller, Current-mode, 1.5A, 200kHz Switching Freq-Max, BIPolar, CDIP16

View Part →

UC2854NUnitrode Corporation

Power Factor Controller, Current-mode, 1.5A, 200kHz Switching Freq-Max, BIPolar, PDIP16

View Part →

UC3854NUnitrode Corporation

Power Factor Controller, Current-mode, 1.5A, 200kHz Switching Freq-Max, BIPolar, PDIP16

View Part →

Compare all alternatives & request quotes →

Frequently Asked Questions

What is the input voltage range of the UC3854NG4?

The UC3854NG4 operates over an input voltage range of 15V to 30V, with a nominal operating voltage of 18V. This wide range makes it suitable for various AC-DC front-end power factor correction designs.

What control technique does the UC3854NG4 use?

The UC3854NG4 uses current-mode pulse width modulation (PWM) control combined with average current-mode power factor correction, enabling high power factor and low total harmonic distortion in offline power supplies.

What package does the UC3854NG4 come in?

The UC3854NG4 is available in a 16-pin Dual-In-Line (DIP-16) through-hole package (JESD-30 code R-PDIP-T16), which simplifies prototyping and manual assembly in industrial and lab environments.

Is the UC3854NG4 RoHS compliant?

Yes, the UC3854NG4 is Pb-free and RoHS compliant (JESD-609 code e4), meeting environmental regulations for hazardous substances in electronic equipment.

What are typical applications for the UC3854NG4?

The UC3854NG4 is commonly used in PFC boost pre-converters, AC-DC switching power supplies, server and telecom power units, and industrial motor drive front-ends where IEC 61000-3-2 compliance for harmonic distortion is required.

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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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AvailabilityIn Stock

Reference Price (USD)

From $2.4795

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Qty.	Unit Price	Ext. Price
175+	$2.4795	$433.91

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Unit price: $2.4795 · Total: $433.91

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Lead Time3-7 business days

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OriginChina (Authorized)

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UC3854NG4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

What are the key features of UC3854NG4?

What is UC3854NG4 used for?

What are the specifications of UC3854NG4?

Compliance & Regulatory

Where can I find the UC3854NG4 datasheet?

What are equivalent replacements for UC3854NG4?

Frequently Asked Questions

What is the input voltage range of the UC3854NG4?

What control technique does the UC3854NG4 use?

What package does the UC3854NG4 come in?

Is the UC3854NG4 RoHS compliant?

What are typical applications for the UC3854NG4?

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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