UC2845AD8 The Texas Instruments UC2845AD8 is a current mode PWM controller designed for DC-DC switching applications. It operates within a voltage range of 7.6V to 30V and supports frequencies up to 500kHz.
Mfr Part #:

UC2845AD8

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments UC2845AD8 is a current mode PWM controller designed for DC-DC switching applications. It operates within a voltage range of 7.6V to 30V and supports frequencies up to 500kHz.
Total Stock: 2,513 pcs
$ Price Range: $0.66

UC2845AD8 Available from 2 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
2,500 pcs
2500 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
13 pcs
13 pcs On Request 1 On Request On Request 16+ On Request On Request

UC2845AD8 Specifications Quick View

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

UC2845AD8 Description

Short technical summary and product information.

The UC2845AD8 from Texas Instruments is a versatile current mode PWM controller. It is optimized for off-line and DC-DC converters, supporting multiple topologies including Boost, Buck, Flyback, and Forward.

 

This controller operates with a voltage range of 7.6V to 30V and can achieve frequencies up to 500kHz, with a maximum duty cycle of 48%. Key electrical features include frequency control. The device is housed in an 8-SOIC package and is designed for surface mount applications.

 

The UCx84xA family, to which this part belongs, offers improved features such as low start-up current and precise oscillator discharge. It is suitable for applications requiring efficient power management and stable switching regulation.

UC2845AD8 Quick Information

Product Type: DC DC Switching Controller
Series: UCx84xA
Canonical Name: UC2845AD8 Current Mode PWM Controller
Subcategory: DC DC Switching Controllers

UC2845AD8 Compliance

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

UC2845AD8 Estimated Pricing

Qty Low High
1+ $0.66 $0.66

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

UC2845AD8 Features

  • Current mode PWM controller IC.
  • Supports Boost, Buck, Flyback, Forward topologies.
  • Operates from 7.6V to 30V.
  • Up to 500kHz switching frequency.
  • Surface mount 8-SOIC package.

UC2845AD8 Applications

  • Used in DC-DC power supplies.
  • Suitable for off-line converters.
  • Enables efficient power management.
  • Provides stable switching regulation.

UC2845AD8 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the UC2845AD8?

The UC2845AD8 operates within a voltage range of 7.6V to 30V.

What is the maximum switching frequency of the UC2845AD8?

The UC2845AD8 can operate at frequencies up to 500kHz.

What is the maximum duty cycle for the UC2845AD8?

The maximum duty cycle for the UC2845AD8 is 48%.

What package type is the UC2845AD8 available in?

The UC2845AD8 is available in an 8-SOIC package.

What are the supported topologies for the UC2845AD8?

The UC2845AD8 supports Boost, Buck, Flyback, and Forward topologies.

What is the operating temperature range for the UC2845AD8?

The operating temperature range for the UC2845AD8 is -40°C to 85°C.

UC2845AD8 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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UC2845AD8TR
UC2845AD8TR
Texas Instruments
The Texas Instruments UC2845AD8TR is a current mode PWM controller designed for off-line and DC-DC converters. It operates with a voltage range of 7.6V to 30V and a frequency up to 500kHz.
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