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MJE521


Part Number MJE521
Zouser Part # MJE521_6B
Manufacturer ON Semiconductor
Category SemiconductorsTransistorsBipolar (BJT) - Single
Description TRANS NPN 40V 4A TO225AA
Lifecycle Obsolete
RoHS No RoHS Information
EDA/CAD Models MJE521 PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery Apr 30 - May 5 (Choose Expedited Shipping)
Warranty Up to 1 year [Limited-Warranty]*

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In Stock484 - More on Order
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Lead-TimeCan Ship Immediately
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MJE521 Specifications

Part Number MJE521
Brand ON Semiconductor
Lifecycle Obsolete
RoHS No RoHS Information
Product Line Semiconductors
Category Transistors
Subcategory Bipolar (BJT) - Single
Manufacturer ON Semiconductor
Series -
Transistor Type NPN
Current - Collector (Ic) (Max) 4A
Voltage - Collector Emitter Breakdown (Max) 40V
Vce Saturation (Max) @ Ib, Ic -
Current - Collector Cutoff (Max) 100µA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce 40 @ 1A, 1V
Power - Max 40W
Frequency - Transition -
Operating Temperature -65°C ~ 150°C (TJ)
Mounting Type Through Hole
Package / Case TO-225AA, TO-126-3
Supplier Device Package TO-225AA

MJE521 Documents

MJE521, MJE521 Datasheet (Total Pages: 4, Size: 62.09 KB)
MJE521G Datasheet CoverMJE521G Datasheet Page 2MJE521G Datasheet Page 3MJE521G Datasheet Page 4

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