UC2844BNG The ON Semiconductor UC2844BNG is a high-performance fixed-frequency current mode controller designed for off-line and DC-DC converter applications. It offers a voltage range of 10V to 36V and operates from -25°C to 85°C.
Mfr Part #:

UC2844BNG

Available from 4 distributors
Mfr Name: On Semiconductor
On Semiconductor
The ON Semiconductor UC2844BNG is a high-performance fixed-frequency current mode controller designed for off-line and DC-DC converter applications. It offers a voltage range of 10V to 36V and operates from -25°C to 85°C.
✓ Total Stock: 84,300 pcs
$ Price Range: $0.78

UC2844BNG Available from 4 distributors

✓ Authorised
✓ Non-Authorised

UC2844BNG 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
Synchronous Rectifier
Topology
Voltage

UC2844BNG Description

Short technical summary and product information.

The UC2844BNG from ON Semiconductor is a versatile current mode controller suitable for off-line and DC-DC converter designs. It operates within a voltage range of 10V to 36V and maintains functionality across an ambient temperature range of -25°C to 85°C.

 

This controller features a maximum duty cycle of 48% and supports topologies such as Boost and Flyback. It is designed for applications requiring precise frequency control, with an oscillator frequency guaranteed at 250 kHz and current mode operation up to 500 kHz output switching frequency. The device includes essential control features like frequency control and supports positive, isolation-capable output configurations.

 

The UC2844BNG is available in an 8-PDIP package, designed for through-hole mounting. Its robust design includes undervoltage lockout with hysteresis and cycle-by-cycle current limiting, making it a cost-effective solution with minimal external components for various power supply applications.

UC2844BNG Quick Information

Product Type: DC DC Switching Controller
Series: UC3844B
Canonical Name: UC2844BNG Current Mode Controller
Subcategory: PMIC - Voltage Regulators - DC DC Switching Controllers

UC2844BNG Compliance

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

UC2844BNG Estimated Pricing

Qty Low High
1+ $0.78 $0.78

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

UC2844BNG Features

  • High performance current mode controller.
  • Operates from 10V to 36V supply.
  • Wide operating temperature range.
  • Supports Boost and Flyback topologies.
  • Available in 8-PDIP through-hole package.

UC2844BNG Applications

  • Ideal for off-line converters.
  • Suitable for DC-DC converter applications.
  • Used in power supply designs.
  • Enables precise frequency control.

UC2844BNG FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the UC2844BNG?

The UC2844BNG operates within a voltage range of 10V to 36V.

What is the operating temperature range for the UC2844BNG?

The operating temperature range for the UC2844BNG is -25°C to 85°C.

What package type is the UC2844BNG available in?

The UC2844BNG is available in an 8-PDIP package designed for through-hole mounting.

Is the UC2844BNG RoHS compliant?

Yes, the UC2844BNG is RoHS3 Compliant.

What is the maximum duty cycle for the UC2844BNG?

The maximum duty cycle for the UC2844BNG is 48%.

What topologies does the UC2844BNG support?

The UC2844BNG supports Boost and Flyback topologies.

What is the guaranteed oscillator frequency for the UC2844BNG?

The oscillator frequency for the UC2844BNG is guaranteed at 250 kHz.

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