Mfr Part #:

BSC059N03S

The Infineon Technologies BSC059N03S is an N-channel Power MOSFET designed for SMPS and notebook DC/DC converters. It offers a 30V breakdown voltage and low on-resistance.

✓ Total Stock: 40,210 pcs

$ Price Range: $2.40

BSC059N03S Available from 2 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Optech Co.,Limited ✓ Non-Authorised Inventory information	39,900 pcs On Request	39900 pcs	On Request	1	On Request	On Request	0502+	On Request	On Request
Smaxon Electronics ✓ Non-Authorised Inventory information	310 pcs On Request	310 pcs	On Request	1	On Request	On Request	07+	On Request	On Request

BSC059N03S Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Infineon Technologies

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BSC059N03S Description

Short technical summary and product information.

The Infineon Technologies BSC059N03S is a high-performance N-channel Power MOSFET belonging to the OptiMOS®2 family. It is optimized for demanding applications such as Switched-Mode Power Supplies (SMPS) and notebook DC/DC converters, offering fast switching capabilities and excellent efficiency.

Key electrical characteristics include a maximum drain-source breakdown voltage of 30V and a very low on-resistance, with a maximum of 5.5 mΩ at a gate-source voltage of 10V. The device features superior thermal resistance, with a junction-to-case thermal resistance of 2.6 K/W, and a maximum power dissipation of 48W at 25°C case temperature.

Packaged in a P-TDSON-8 surface-mount package, the BSC059N03S is designed for efficient thermal management and ease of integration into compact designs. Its operating temperature range is from -55°C to 150°C, making it suitable for a wide array of environmental conditions.

BSC059N03S Quick Information

Product Type: Power-Transistor

Canonical Name: BSC059N03S N-channel Logic Level Power MOSFET

Subcategory: N-Channel

BSC059N03S Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

Lead Free: Yes

BSC059N03S Estimated Pricing

Qty	Low	High
1+	$2.40	$2.40

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

BSC059N03S Features

N-channel logic level Power MOSFET
30V drain-source breakdown voltage
Low on-resistance, max 5.5mΩ
Fast switching times
P-TDSON-8 surface mount package

BSC059N03S Applications

Fast switching for SMPS applications.
Optimized for notebook DC/DC converters.
Suitable for high-efficiency power management.
Ideal for synchronous rectification circuits.
Used in load switching and power distribution.

BSC059N03S FAQs

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

What is the maximum drain-source breakdown voltage for the BSC059N03S?

The maximum drain-source breakdown voltage is 30V.

What is the typical gate threshold voltage for this MOSFET?

The typical gate threshold voltage is 1.6V.

What is the maximum on-state resistance (RDS(on)) at VGS=10V?

The maximum on-state resistance at VGS=10V is 5.5 mΩ.

What is the maximum continuous drain current at TC=25°C?

The maximum continuous drain current at TC=25°C is 50A.

What is the package type for the BSC059N03S?

The package type is P-TDSON-8.

What is the operating temperature range for this transistor?

The operating and storage temperature range is -55°C to 150°C.

What is the RoHS status of the BSC059N03S?

The RoHS status is RoHS3 Compliant.