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UC2844D8TR The Texas Instruments UC2844D8TR is a current mode PWM controller designed for off-line and DC-to-DC converters. It operates up to 500kHz and supports multiple topologies.
Mfr Part #:

UC2844D8TR

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments UC2844D8TR is a current mode PWM controller designed for off-line and DC-to-DC converters. It operates up to 500kHz and supports multiple topologies.
✓ Total Stock: 20,046 pcs
$ Price Range: $0.27

UC2844D8TR Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
15,894 pcs
On Request
15894 pcs On Request 1 On Request On Request 20+ On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
3,147 pcs
On Request
3147 pcs On Request 1 On Request On Request On Request On Request On Request
Fe Components ✓
Non-Authorised Inventory information
1,005 pcs
On Request
1005 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

UC2844D8TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Duty Cycle (Max)
Frequency
Function
Lead Spacing
Lead Style
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Phases
Output Type
Supplier Device Package
Supplier Package
Synchronous Rectifier
Tape & Reel
Topology
Voltage
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UC2844D8TR Description

Short technical summary and product information.

The UC2844D8TR from Texas Instruments is a versatile current mode PWM controller suitable for off-line and DC-to-DC converter applications. It supports Boost, Buck, Flyback, and Forward topologies, offering flexibility in design.

 

This controller features an operating frequency of up to 500kHz and a maximum duty cycle of 48%. It is designed for surface mount installation in an 8-SOIC package. The operating temperature range is -40°C to 85°C (TA).

 

Key electrical characteristics include a voltage range of 12V to 28V and a transistor driver output type. It provides features such as frequency control and is capable of positive, isolation configurations. The device is optimized for low start-up current and enhanced load-response characteristics.

 

This component is ideal for applications requiring efficient power conversion. Its robust design and feature set make it a reliable choice for various power management solutions.

UC2844D8TR Quick Information

Product Type: DC DC Switching Controller
Series: UC2844
Canonical Name: UC2844D8TR Current Mode PWM Controller
Subcategory: Current Mode

UC2844D8TR Compliance

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

UC2844D8TR Estimated Pricing

Qty Low High
1+ $0.27 $0.27

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

UC2844D8TR Features

  • Current mode PWM controller for converters.
  • Supports Boost, Buck, Flyback, and Forward topologies.
  • Operates at frequencies up to 500kHz.
  • Surface mount 8-SOIC package.
  • Wide operating temperature range.

UC2844D8TR Applications

  • Used in DC-to-DC power supplies.
  • Suitable for off-line converters.
  • Ideal for isolated power designs.
  • Power management solutions.

UC2844D8TR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the UC2844D8TR?

12V to 28V.

What is the package type of the UC2844D8TR?

8-SOIC (0.154", 3.90mm Width).

What is the operating temperature range?

-40°C to 85°C.

What is the switching frequency?

Up to 500kHz.

What is the maximum duty cycle?

48%.

What topologies does this controller support?

Boost, Buck, Flyback, Forward.

How many outputs does it have?

1 output.

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