Texas Instruments UCC2800MDREP

Mfr. Part

UCC2800MDREP

Manufacturer

Luminary Micro Texas Instruments

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Detailed Description

High reliability DC DC switching controller for multiple topologies in 8-SOIC package. Supports boost, flyback, and forward converter designs. Single output transistor driver with positive drive. Wide industrial and aerospace grade temperature range minus 55 C to plus 125 C. Supply voltage range 6.9 V to 12 V. Typical switching frequency 46 kHz. Very high maximum duty cycle up to 99 percent. ROHS3 compliant. Mounting type surface mount. Tape and reel packaging. Base product number UCC2800. Supplier device package 8-SOIC

Key Features

Multi topologies supported boost flyback forward

Single phase single output transistor driver positive drive

Supply voltage 6.9 V to 12 V

Typical switching frequency 46 kHz with frequency control

Maximum duty cycle 99 percent for deep regulation range

Operating temperature minus 55 C to plus 125 C TA

Synchronous rectifier not included

Clock sync not supported

ROHS3 compliant

Package 8-SOIC width 3.90 mm 0.154 inch

Base product number UCC2800

Quantity available 3100 units in stock

Key Advantages

Enhanced Product EP grade robustness MDREP helps in high reliability and long life cycle programs

Wide temperature range suits harsh environments industrial military aerospace

Very high duty cycle enables efficient operation over wide input and load conditions

Simple design flow for classic PWM DC DC topologies reduces development time

Compact 8-SOIC footprint saves board space

Positive output driver simplifies MOSFET gate drive in many topologies

Packaging

Type 8-SOIC plastic molded surface mount

Material epoxy molding compound body tin plated copper alloy leads ROHS3 compliant

Size body width 3.90 mm standard narrow SOIC typical body length around 4.90 mm height around 1.75 mm

Pin configuration 8 gull wing leads standard SOIC pin pitch 1.27 mm

Thermal characteristics ambient operation minus 55 C to plus 125 C good thermal performance with proper copper area and airflow see datasheet for detailed thermal resistance

Electrical properties supply 6.9 V to 12 V typical switching frequency 46 kHz duty cycle up to 99 percent single positive output phase 1 frequency control available synchronous rectifier no clock sync no

Lifecycle

Current status widely used in active designs for high reliability applications

Not indicated as nearing discontinuation based on general market availability however lifecycle can change

Equivalent or alternative models to consider same family options with different thresholds and frequencies

- UCC2801MDREP

- UCC2802MDREP

- UCC2803MDREP

- UCC2804MDREP

- UCC2805MDREP

Other comparable controllers depending on your requirements

- UCC38C40 family TI

- UC3842 UC3843 UC3844 UC3845 industry standard controllers

Match alternatives carefully on supply range oscillator frequency UVLO thresholds drive capability and temperature grade

If you need exact drop in or long term supply plans contact our Y-IC sales team on our website for tailored guidance

Key Application Areas

Isolated and non isolated DC DC converters flyback forward boost

Industrial power supplies and auxiliary bias supplies

Telecom and networking power modules

Automotive and transportation control modules when EP grade is required

Aerospace defense and harsh environment systems

Battery powered systems that need boost or step up step down regulation

Datasheet

Y-IC hosts the most authoritative datasheet for UCC2800MDREP on our product page. Download the datasheet here to get complete electrical specs design guidance pin details and thermal data

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