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UC2842AD8TR The Texas Instruments UC2842AD8TR is a current mode PWM controller designed for DC-DC switching applications. It operates within a voltage range of 10V to 30V and supports frequencies up to 500kHz.
Mfr Part #:

UC2842AD8TR

Available from 5 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments UC2842AD8TR is a current mode PWM controller designed for DC-DC switching applications. It operates within a voltage range of 10V to 30V and supports frequencies up to 500kHz.
✓ Total Stock: 45,888 pcs
$ Price Range: $0.34

UC2842AD8TR Available from 5 distributors

✓ Authorised
✓ Non-Authorised
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.

UC2842AD8TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Duty Cycle (Max)
Features
Frequency
Function
Lead Spacing
Lead Style
Mounting Type
Number of Outputs
Operating Temperature
Operating Voltage
Output Configuration
Output Phases
Output Type
SVHC Present
Supplier Device Package
Supplier Package
Synchronous Rectifier
Tape & Reel
Topology
Voltage
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UC2842AD8TR Description

Short technical summary and product information.

The UC2842AD8TR from Texas Instruments is a current mode PWM controller suitable for various DC-DC converter topologies including Boost, Buck, Flyback, and Forward. It features an adjustable switching frequency up to 500kHz and a maximum duty cycle of 96%.

 

This controller operates within a voltage range of 10V to 30V and is designed for surface mount applications in an 8-SOIC package. Key features include low start-up current (<0.5mA) and undervoltage lockout with hysteresis (16V/10V).

 

It is optimized for off-line and DC-DC converters, offering features like pulse-by-pulse current limiting and automatic feedforward compensation. The device is suitable for applications requiring precise power management and control.

UC2842AD8TR Quick Information

Product Type: DC DC Switching Controller
Series: UC2842A
Canonical Name: UC2842AD8TR Current Mode PWM Controller
Subcategory: Current Mode

UC2842AD8TR Compliance

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

UC2842AD8TR Estimated Pricing

Qty Low High
1+ $0.34 $0.34

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

UC2842AD8TR Features

  • Current mode PWM controller
  • Up to 500kHz switching frequency
  • 10V to 30V operating voltage range
  • Surface mount 8-SOIC package
  • Low start-up current (<0.5mA)

UC2842AD8TR Applications

  • Boost converter applications
  • Buck converter applications
  • Flyback converter applications
  • Forward converter applications
  • DC-DC power supplies

UC2842AD8TR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range for the UC2842AD8TR?

The supply voltage range is 10V to 30V.

What package does the UC2842AD8TR come in?

The UC2842AD8TR is available in an 8-SOIC surface mount package.

What is the operating temperature range of the UC2842AD8TR?

The operating temperature range is -40°C to 85°C.

What is the maximum switching frequency of the UC2842AD8TR?

The maximum switching frequency is 500kHz.

Which topologies are supported by the UC2842AD8TR?

It supports boost, buck, flyback, and forward topologies.

What control mode does the UC2842AD8TR use?

It uses peak current mode control.

What is the maximum duty cycle of the UC2842AD8TR?

The maximum duty cycle is 96%.

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