Mfr Part #:

UC2844A

Mfr Name: ST

The STMicroelectronics UC2844A is a DC DC Switching Controller designed for efficient power management. It operates with a nominal input voltage of 25V and a maximum frequency of 500kHz.

✓ Total Stock: 301,000 pcs

$ Price Range: $0.78

UC2844A Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Romaks Technologies ✓ Non-Authorised Inventory information	301,000 pcs On Request	301000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

UC2844A Specifications Quick View

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Category	New Products
Manufacturer Name	ST
Frequency	450kHz

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UC2844A Description

Short technical summary and product information.

The STMicroelectronics UC2844A is a high-performance current mode PWM controller. It is housed in a SOIC package and suitable for driving N-Channel MOSFETs.

Key electrical specifications include a maximum voltage rating of 30V and a nominal input voltage of 25V. The controller operates at a nominal frequency of 450kHz with a maximum frequency of 500kHz, and features a rise time of 50ns. The output stage is designed to be low in the off-state.

This component is designed for off-line applications, with UVLO thresholds of 16V (on) and 10V (off). It operates within a wide temperature range, from -40°C to 125°C.

The UC2844A is a versatile PWM controller suitable for various power supply designs requiring precise control and efficiency.

UC2844A Quick Information

Product Type: DC DC Switching Controller

Canonical Name: UC2844A Current Mode PWM Controller

Subcategory: DC DC Switching Controllers

UC2844A Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

UC2844A Estimated Pricing

Qty	Low	High
1+	$0.78	$0.78

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

UC2844A Features

Maximum voltage rating of 30V.
Nominal input voltage of 25V.
Maximum operating frequency of 500kHz.
Wide operating temperature range: -40°C to 125°C.
SOIC package for surface mounting.

UC2844A Applications

Suitable for off-line power applications.
Ideal for driving N-Channel MOSFETs.
Used in DC DC switching power supplies.
Power management and control circuits.

UC2844A FAQs

5 frequently asked questions generated from this part’s specifications.

What is the maximum operating voltage for the UC2844A?

The maximum voltage for the UC2844A is 30V.

What is the nominal input voltage of the UC2844A?

The nominal input voltage for the UC2844A is 25V.

What is the maximum operating frequency of the UC2844A?

The maximum operating frequency for the UC2844A is 500kHz.

What is the operating temperature range for the UC2844A?

The UC2844A operates from -40°C to 125°C.

What package type is the UC2844A available in?

The UC2844A is available in the SOIC package.

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