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UC3845BD1013TR The STMicroelectronics UC3845BD1013TR is a DC DC Switching Controller designed for boost and flyback topologies. It operates with a voltage range of 7.6V to 30V.
Mfr Part #:

UC3845BD1013TR

Available from 3 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics UC3845BD1013TR is a DC DC Switching Controller designed for boost and flyback topologies. It operates with a voltage range of 7.6V to 30V.
✓ Total Stock: 80,000 pcs
$ Price Range: $0.78

UC3845BD1013TR Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Risen Electronics ✓
Non-Authorised Inventory information
60,000 pcs
On Request
60000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16
Fe Components ✓
Non-Authorised Inventory information
17,500 pcs
On Request
17500 pcs On Request 1 On Request On Request On Request On Request On Request
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
2,500 pcs
On Request
2500 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.

UC3845BD1013TR 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
Supplier Package
Synchronous Rectifier
Topology
Voltage
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UC3845BD1013TR Description

Short technical summary and product information.

The STMicroelectronics UC3845BD1013TR is a versatile DC DC Switching Controller supporting boost and flyback topologies. It is designed for applications requiring efficient voltage conversion, operating within a wide voltage range of 7.6V to 30V.

 

This controller features a maximum duty cycle of 48% and can operate at frequencies up to 500kHz, providing flexibility for various power management designs. The output type is a transistor driver, capable of positive and isolation configurations.

 

Packaged in an 8-SOIC (0.154", 3.90mm Width) surface mount package, the UC3845BD1013TR is suitable for compact electronic assemblies. Its operating temperature range is -40°C to 150°C (TJ), ensuring reliable performance in demanding environments.

 

Key electrical features include frequency control for precise operation. The device is RoHS3 compliant and has an MSL rating of 1 Unlimited.

UC3845BD1013TR Quick Information

Product Type: DC DC Switching Controller
Canonical Name: UC3845BD1013TR DC DC Switching Controller
Subcategory: Power Management

UC3845BD1013TR Compliance

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

UC3845BD1013TR Estimated Pricing

Qty Low High
1+ $0.78 $0.78

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

UC3845BD1013TR Features

  • Boost and flyback topology controller.
  • Wide 7.6V to 30V operating voltage.
  • Up to 500kHz operating frequency.
  • 48% maximum duty cycle.
  • Surface mount 8-SOIC package.

UC3845BD1013TR Applications

  • Ideal for power supply designs.
  • Suitable for voltage step-up circuits.
  • Used in isolated power converters.
  • Efficient DC DC conversion.

UC3845BD1013TR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the UC3845BD1013TR?

The operating voltage range is 7.6V to 30V.

What is the maximum switching frequency of the UC3845BD1013TR?

The maximum switching frequency is up to 500kHz.

What is the operating temperature range of the UC3845BD1013TR?

The operating junction temperature range is -40°C to 150°C.

What package is the UC3845BD1013TR available in?

The UC3845BD1013TR is available in an 8-SOIC surface-mount package.

What topologies does the UC3845BD1013TR support?

The UC3845BD1013TR supports boost and flyback topologies.

What is the maximum duty cycle of the UC3845BD1013TR?

The maximum duty cycle is 48%.

Does the UC3845BD1013TR have a synchronous rectifier?

No, the UC3845BD1013TR does not have a synchronous rectifier.

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