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MJE344 The ON Semiconductor MJE344 is an NPN silicon medium-power transistor designed for medium voltage applications. It features a 200V collector-emitter voltage and 500mA continuous collector current.
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MJE344

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The ON Semiconductor MJE344 is an NPN silicon medium-power transistor designed for medium voltage applications. It features a 200V collector-emitter voltage and 500mA continuous collector current.
✓ Total Stock: 3 pcs
$ Price Range: $0.99

MJE344 Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Bristol Electronics ✓
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3 pcs
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MJE344 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
DC Current Gain (hFE) (Min) @ Ic, Vce
Frequency
Mounting Type
Power
Supplier Device Package
Transistor Type
Vce Saturation (Max) @ Ib, Ic
Voltage
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MJE344 Description

Short technical summary and product information.

The ON Semiconductor MJE344 is a plastic NPN silicon medium-power transistor suitable for medium voltage applications requiring high fT, such as converters and extended range amplifiers.

 

Key electrical specifications include a collector-emitter voltage of 200Vdc, a continuous collector current of 500mAdc, and a DC current gain (hFE) ranging from 30 to 300. The device has a maximum power dissipation of 20W at 25°C and a current-gain bandwidth product of 15MHz.

 

This transistor is housed in a TO-225AA, TO-126-3 package and is designed for through-hole mounting. The operating and storage junction temperature range is from -65°C to +150°C. The device is RoHS compliant and has an MSL rating of 1.

 

Applications include converters and extended range amplifiers where medium voltage and moderate current handling are required.

MJE344 Quick Information

Product Type: NPN Silicon Medium-Power Transistor
Canonical Name: MJE344 NPN Silicon Medium-Power Transistor
Subcategory: Bipolar (BJT) - Single

MJE344 Compliance

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

MJE344 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

MJE344 Features

  • 200V collector-emitter voltage rating.
  • 500mA continuous collector current.
  • 20W maximum power dissipation.
  • NPN silicon medium-power transistor.
  • TO-225AA, TO-126-3 package.

MJE344 Applications

  • Suitable for medium-voltage switching applications.
  • Used in power amplifiers requiring high current.
  • Ideal for high-speed switching circuits.
  • Applicable in motor control and regulation.
  • Suitable for high-power transistor configurations.

MJE344 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum collector-emitter voltage for the MJE344?

The maximum collector-emitter voltage (VCEO) for the MJE344 is 200 Vdc.

What is the continuous collector current rating of the MJE344 transistor?

The MJE344 transistor has a continuous collector current (IC) rating of 500 mAdc.

What is the power dissipation of the MJE344 at 25°C?

The total power dissipation (PD) for the MJE344 at 25°C is 20 W.

What is the operating junction temperature range for the MJE344?

The operating and storage junction temperature range for the MJE344 is -65°C to +150°C.

What package type is the MJE344 available in?

The MJE344 is available in a TO-225AA, TO-126-3 package.

What is the minimum DC current gain (hFE) for the MJE344?

The minimum DC current gain (hFE) for the MJE344 is 30 at 50mA collector current and 10V collector-emitter voltage.

What is the current-gain bandwidth product (fT) of the MJE344?

The current-gain bandwidth product (fT) of the MJE344 is 15 MHz at 50mA collector current and 25V collector-emitter voltage.

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