UCC28089D The Texas Instruments UCC28089D is a versatile BiCMOS controller for dc-to-dc or off-line fixed-frequency switching power supplies. It features a push-pull topology and operates within an 8.5V to 14V range.
Mfr Part #:

UCC28089D

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments UCC28089D is a versatile BiCMOS controller for dc-to-dc or off-line fixed-frequency switching power supplies. It features a push-pull topology and operates within an 8.5V to 14V range.
✓ Total Stock: 6,650 pcs
$ Price Range: $1.28

UCC28089D Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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5,245 pcs
5245 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1,105 pcs
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300 pcs
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UCC28089D Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Conflict Minerals
Control Features
Duty Cycle (Max)
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Phases
Output Type
SVHC Present
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

UCC28089D Description

Short technical summary and product information.

The UCC28089D from Texas Instruments is a primary-side push-pull oscillator with dead-time control, designed for fixed-frequency switching power supplies. This controller supports push-pull, half-bridge, or full-bridge topologies and offers features like programmable dead time and oscillator synchronization.

 

With an operating voltage range of 8.5V to 14V and a maximum duty cycle of 50%, the UCC28089D is optimized for applications requiring high efficiency, such as cascaded converters, inverters, and uninterruptible power supplies (UPS).

 

The device is housed in an 8-SOIC package, suitable for surface mount applications. It operates within a temperature range of -40°C to 105°C (TA). Key control features include dead time control and frequency control, along with over-current shutdown and undervoltage lockout with hysteresis.

 

This controller is well-suited for use as a primary-side companion controller for cascaded converters that have secondary-side control. Its dual alternating output stages provide flexibility in design.

UCC28089D Quick Information

Product Type: DC DC Switching Controller
Canonical Name: UCC28089D Push-Pull DC-DC Switching Controller
Subcategory: Power Management ICs

UCC28089D Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

UCC28089D Estimated Pricing

Qty Low High
1+ $1.28 $1.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

UCC28089D Features

  • Push-pull oscillator with programmable deadtime.
  • High-current totem-pole dual output stage.
  • Supports push-pull, half-bridge, full-bridge topologies.
  • Low start-up current and typical run current.
  • Over-current shutdown and undervoltage lockout.

UCC28089D Applications

  • Used in high efficiency cascaded converters.
  • Suitable for inverter power supplies.
  • Applicable to electronic ballasts.
  • Designed for uninterruptible power supplies.
  • Can be used in AC or DC links.

UCC28089D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the UCC28089D?

The operating voltage range is 8.5V to 14V.

What is the maximum duty cycle for the UCC28089D?

The maximum duty cycle is 50%.

What is the operating temperature range for the UCC28089D?

The operating temperature range is -40°C to 105°C (TA).

What package type is the UCC28089D available in?

The UCC28089D is available in an 8-SOIC package.

Does the UCC28089D support synchronous rectification?

No, the UCC28089D does not support synchronous rectification.

What control features are included in the UCC28089D?

The UCC28089D includes dead time control and frequency control features.

What topologies can the UCC28089D be used in?

The UCC28089D can be used in Push-Pull, Half-Bridge, or Full-Bridge topologies.

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