Mfr Part #:

STD5N52U

Mfr Name: ST

The STMicroelectronics STD5N52U is an N-Channel Power MOSFET designed for various electronic applications. It features a 525V drain-source voltage and 4.4A continuous drain current.

✓ Total Stock: 283,204 pcs

$ Price Range: $2.81

STD5N52U Available from 2 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Romaks Technologies ✓ Non-Authorised Inventory information	278,154 pcs On Request	278154 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Xingangxin ✓ Non-Authorised Inventory information	5,050 pcs On Request	5050 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

STD5N52U Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	ST
Operating Temperature	150°C
Power Dissipation	70W
SVHC Present	No SVHC (25-Jun-2025)

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STD5N52U Description

Short technical summary and product information.

The STD5N52U from STMicroelectronics is an N-Channel Power MOSFET. This component is designed for applications requiring high voltage and current handling capabilities. It offers a maximum drain-source voltage of 525V and a continuous drain current of 4.4A.

The MOSFET has a typical on-resistance of 1.28 ohm at a gate-source voltage of 10V, with an alternative specification of 1.5 ohm. The maximum gate-source threshold voltage is 3.75V. It has a power dissipation rating of 70W and can operate at temperatures up to 150°C.

Packaged in a TO-252 (DPAK) surface-mount case, the STD5N52U is suitable for integration into compact electronic designs. The component is supplied in units of 7500 per pack. STMicroelectronics is a global leader in semiconductor solutions, providing energy-efficient products for industrial, automotive, communications, and consumer electronics.

STD5N52U Quick Information

Product Type: Power MOSFET

Canonical Name: STD5N52U N-Channel Power MOSFET

Subcategory: FETs

STD5N52U Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

STD5N52U Estimated Pricing

Qty	Low	High
1+	$2.81	$2.81

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

STD5N52U Features

525V drain-source voltage rating.
4.4A continuous drain current capability.
Surface mount TO-252 (DPAK) package.
70W power dissipation.
150°C maximum operating temperature.

STD5N52U Applications

Suitable for offline switch-mode power supplies.
Used in high-voltage DC-DC converters.
Ideal for LED lighting driver circuits.
Applicable in AC-DC adapter designs.
Employed in power factor correction stages.

STD5N52U FAQs

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

What is the Drain Source Voltage of the STD5N52U?

The Drain Source Voltage of the STD5N52U is 525V.

What is the Continuous Drain Current for the STD5N52U?

The Continuous Drain Current for the STD5N52U is 4.4A.

What is the typical On Resistance of the STD5N52U?

The typical On Resistance of the STD5N52U is 1.28 ohm when Vgs=10V.

What is the maximum Gate Source Threshold Voltage of the STD5N52U?

The maximum Gate Source Threshold Voltage of the STD5N52U is 3.75V.

What is the Power Dissipation of the STD5N52U?

The Power Dissipation of the STD5N52U is 70W.

What is the operating temperature range for the STD5N52U?

The maximum operating temperature for the STD5N52U is 150°C.

What is the package type for the STD5N52U?

The STD5N52U is supplied in a TO-252 (DPAK) package.