Mfr Part #:

BDY58

Mfr Name: Semelab

The BDY58 is a silicon multiepitaxial planar NPN transistor from SEMELAB, designed for high current, high speed, and high power applications. It is housed in a TO-3 metal case.

✓ Total Stock: 8 pcs

$ Price Range: $1.93

BDY58 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Partservice ✓ Non-Authorised Inventory information	8 pcs On Request	8 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

BDY58 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Semelab
Junction Temperature	200°C
Mounting Type	Through Hole
Storage Temperature	-65 to 200°C
Turn Off Time	2µs
Turn On Time	1µs

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BDY58 Description

Short technical summary and product information.

The BDY58 is a high-performance NPN transistor manufactured by SEMELAB, utilizing a multiepitaxial planar process. It is designed for demanding switching and linear applications in military and industrial equipment.

Key electrical specifications include a maximum Collector-Base Voltage (VCBO) of 160V and a Collector-Emitter Voltage (VCEO) of 125V. The device can handle a continuous Collector Current (IC) of up to 25A and a Base Current (IB) of 6A. It offers a high Total Power Dissipation of 175W at 25°C case temperature and a low Thermal Resistance Junction-Case of 1°C/W.

Electrical characteristics include a minimum DC Current Gain (hFE) of 20 at 10A and a Transition Frequency (fT) of 7MHz. Switching times are also optimized, with a Turn-on Time of 1µs and a Turn-off Time of 2µs.

The BDY58 is supplied in the industry-standard TO-3 metal case, suitable for through-hole mounting. Its robust construction and high power handling capabilities make it suitable for various power supply and amplification circuits.

BDY58 Quick Information

Product Type: NPN Transistor

Canonical Name: BDY58 NPN High Current, High Speed, High Power Transistor

Subcategory: NPN

BDY58 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

BDY58 Estimated Pricing

Qty	Low	High
1+	$1.93	$1.93

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

BDY58 Features

High current NPN power transistor.
160V Collector-Base voltage rating.
125V Collector-Emitter voltage rating.
25A continuous collector current.
TO-3 metal case for power dissipation.

BDY58 Applications

Suitable for switching applications.
Designed for linear power circuits.
Used in industrial equipment.
Applicable in military systems.

BDY58 FAQs

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

What is the maximum collector-emitter voltage for the BDY58?

The maximum collector-emitter voltage (VCEO) for the BDY58 is 125V.

What is the maximum continuous collector current for the BDY58?

The BDY58 can handle a maximum continuous collector current (IC) of 25A.

What is the power dissipation of the BDY58 at 25°C?

The total power dissipation for the BDY58 at a case temperature of 25°C is 175W.

What is the package type for the BDY58 transistor?

The BDY58 transistor is supplied in a TO-3 metal case.

What is the DC current gain (hFE) of the BDY58 at 10A?

The minimum DC current gain (hFE) for the BDY58 at 10A collector current and 4V collector-emitter voltage is 20.

What are the typical turn-on and turn-off times for the BDY58?

The BDY58 has a maximum turn-on time of 1µs and a maximum turn-off time of 2µs.