UCC3626PWG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

UCC3626PWG4 is a single-phase brushless DC motor controller IC from Texas Instruments with a maximum output current of 200 mA, designed for sensorless or Hall-effect commutation control in a 28-pin TSSOP package. It integrates commutation logic, PWM speed control, and protection features for compact BLDC motor drive designs in consumer and industrial equipment.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
UCC3626PWG4Small Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
28
Lifecycle
OBSOLETE
Category
Integrated Circuit
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 UCC3626PWG4?

  • Single-phase brushless DC motor controller
  • Maximum output current of 200 mA for small BLDC motors
  • Integrated PWM speed control and commutation logic
  • Supports sensorless and Hall-effect based commutation
  • 28-pin TSSOP package for compact PCB integration
  • Protection features including overcurrent and thermal shutdown
  • RoHS/Pb-free compliant (JESD-609 e4)

What is UCC3626PWG4 used for?

The UCC3626PWG4 drives single-phase brushless DC motors in applications such as small cooling fans, hard disk drive spindle motors, and optical disc drive motors found in consumer electronics and office automation equipment. Its integrated commutation logic and PWM control make it suited for compact, cost-sensitive designs where a discrete drive solution would require excessive PCB area, including printer carriage motors, HVAC blowers, and embedded industrial pump controllers.

What are the specifications of UCC3626PWG4?

YTEOL0
Analog IC - Other Type1-PHASE BRUSHLESS DC MOTOR CONTROLLER
JESD-30 CodeR-PDSO-G28
JESD-609 Codee4
Number of Functions1
Output Current-Max0.2A
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSSOP28,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Supply Current-Max (Isup)10mA
Supply Voltage-Max (Vsup)14.5V
Supply Voltage-Min (Vsup)11V
Supply Voltage-Nom (Vsup)12V
Surface MountYES
TechnologyBICMOS
Temperature GradeCOMMERCIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 2
ECCNEAR99
HTS Code8542.39.00.60

Where can I find the UCC3626PWG4 datasheet?

UCC3626PWG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for UCC3626PWG4?

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

Frequently Asked Questions

How does the UCC3626PWG4 control motor speed in a single-phase BLDC fan application?

The UCC3626PWG4 uses an internal PWM generator to modulate the motor winding current, allowing speed control by adjusting the duty cycle of the drive signal. At a 200 mA maximum output current, it directly drives small single-phase BLDC fans without external power transistors for motors in the 5 V to 12 V range. The integrated commutation logic sequences the winding drive based on rotor position feedback, maintaining stable rotation.

What protections does the UCC3626PWG4 provide to prevent motor driver failure in unattended equipment?

The UCC3626PWG4 includes overcurrent protection that limits output current to 200 mA maximum and thermal shutdown that disables the output stage when junction temperature exceeds the safe limit, typically around 150°C. These protections prevent damage from stalled rotors, winding short circuits, or inadequate cooling in embedded equipment like fanless servers or printers that must operate unattended for extended periods.

For a 12 V cooling fan in a compact HVAC module, why is the 28-pin TSSOP package of the UCC3626PWG4 advantageous?

The 28-pin TSSOP (PDSO-G28) package uses a 0.65 mm lead pitch and measures approximately 9.7 mm × 4.4 mm, occupying roughly 4× less PCB area than an equivalent 28-pin DIP. In a compact HVAC controller board with limited space, this footprint allows integrating the motor controller close to the driver output filter components, reducing EMI from long PCB traces and simplifying 4-layer PCB routing around the motor drive section.

How does the UCC3626PWG4 compare to a discrete gate driver plus external FET approach for small BLDC motors?

The UCC3626PWG4 integrates commutation sequencing, PWM modulation, and 200 mA output drive in a single 28-pin IC, eliminating the need for separate gate drivers, logic sequencers, and external FETs for motors drawing under 200 mA. This reduces BOM component count by 5 to 10 parts, lowers assembly cost, and shrinks PCB area by roughly 50% compared to a discrete solution, making it the preferred choice for high-volume consumer products where cost and density are primary constraints.

Related Guides

Why Buy from FindMyChip

Authorized Source
Verified supply chain with full traceability & inspection
Competitive Pricing
Factory-direct from China distributors, low MOQ
Fast Shipping
DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide
Quality Guaranteed
30-day replacement for defective parts, no questions asked

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.

AvailabilityIn Stock
Reference Price (USD)
Contact for Price
Buy from 1pc · Factory-direct pricing
pcs

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

TM
Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany