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MJE521

MJE521
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For Reference Only

Part Number MJE521
OEMstron Part # MJE521
Manufacturer STMicroelectronics
Category SemiconductorsTransistorsBipolar (BJT) - Single
Description TRANS NPN 40V 4A SOT-32
Lifecycle Obsolete
RoHS No RoHS Information
EDA/CAD Models MJE521 PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery Nov 23 - Nov 28 (Choose Expedited Shipping)
Warranty Up to 1 year [Limited-Warranty]*
Payment Wire Transfer, UnionPay, PayPal, Credit Card, Visa, MasterCard, AmericanExpress, Discover, WesternUnion, MoneyGram
Shipping DHL, UPS, FedEx, TNT, EMS, & More Express Delivery

MJE521 Specifications

Part Number MJE521
Brand STMicroelectronics
Lifecycle Obsolete
RoHS No RoHS Information
Product Line Semiconductors
Category Transistors
Subcategory Bipolar (BJT) - Single
Manufacturer STMicroelectronics
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 150°C (TJ)
Mounting Type Through Hole
Package / Case TO-225AA, TO-126-3
Supplier Device Package SOT-32-3

MJE521 Documents

MJE521, MJE521 Datasheet (Total Pages: 4, Size: 46.11 KB)
MJE521 Datasheet CoverMJE521 Datasheet Page 2MJE521 Datasheet Page 3MJE521 Datasheet Page 4
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Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Description Stock

MJE521 PBFREE

D# V36:1790_22997313

Central Semiconductor Corp

Trans GP BJT NPN 40V 4A 40000mW 3-Pin(3+Tab) TO-126

Americas - 0
Part Number Description Stock

MJE521

D# MJE521

Central Semiconductor Corp

Silicon Complementary Power Transistor 40V 8A 3-Pin TO-126 - Boxed Product (Development Kits) (Alt: MJE521)

Americas - 0

MJE521G

D# MJE521G

ON Semiconductor

TRANS GP BJT NPN 40V 4A 3PIN TO-225 - Bulk (Alt: MJE521G)

Americas - 3597

MJE521 TIN/LEAD

D# MJE521 TIN/LEAD

Central Semiconductor Corp

Transistor GP BJT NPN 40V 4A 3-Pin TO-126 Box - Boxed Product (Development Kits) (Alt: MJE521 TIN/LEAD)

RoHS: Not Compliant
Americas - 0

MJE521 PBFREE

D# MJE521 PBFREE

Central Semiconductor Corp

Transistor GP BJT NPN 40V 4A 3-Pin TO-126 Box - Boxed Product (Development Kits) (Alt: MJE521 PBFREE)

RoHS: Compliant
Americas - 0
Part Number Description Stock

MJE521

Motorola Semiconductor Products

21
Part Number Description Stock

MJE521G

ON Semiconductor

N/A 4 A, 40 V, NPN, Si, POWER TRANSISTOR, TO-225AA LEAD FREE, PLASTIC, CASE 77-09, TO-225, 3 PIN

16890

MJE521

Motorola Mobility LLC

Min Qty 7

180
Part Number Description Stock

MJE521G

D# 2156-MJE521G-ON-ND

Rochester Electronics LLC

TRANS NPN 40V 4A TO225AA

3597 In Stock

MJE521

D# 497-2583-5-ND

STMicroelectronics

TRANS NPN 40V 4A SOT-32

Limited Supply - Call
Part Number Description Stock

MJE521

NEW AND ORGINAL. ISRAEL W.HOUSE

625
Part Number Description Stock

MJE521G

Rochester Electronics LLC

OEM/CM QUOTES ONLY | NO BROKERS

4805

MJE521

New Jersey Semiconductor Products Inc

OEM/CM QUOTES ONLY | NO BROKERS

7280

MJE5210

Motorola Semiconductor Products

OEM/CM QUOTES ONLY | NO BROKERS

12

MJE521K

New Jersey Semiconductor Products Inc

OEM/CM QUOTES ONLY | NO BROKERS

606
Part Number Description Stock

MJE521G

ON Semiconductor

TRANS NPN 40V 4A TO225AA

RoHS: Compliant
3597
Part Number Description Stock

MJE521G

ON Semiconductor

OEM/CM Immediate delivery

88168

MJE521

Motorola Semiconductor Products

OEM/CM Immediate delivery

64
Part Number Description Stock

MJE521

D# 34X0712

STMicroelectronics

Bipolar (BJT) Single Transistor, NPN, 40 V, 40 W, 4 A, 40 RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Bulk
0
Part Number Description Stock

MJE521

D# NS-MJE521

ON Semiconductor

OEM/CM ONLY

6433

MJE521-D

D# NS-MJE521-D

ON Semiconductor

OEM/CM ONLY

1816

MJE521G

D# NS-MJE521G

ON Semiconductor

OEM/CM ONLY

5910

MJE521K

D# NS-MJE521K

VARIOUS

OEM/CM ONLY

8492
Part Number Description Stock

MJE521G

ON Semiconductor

4 A, 40 V, NPN, Si, POWER TRANSISTOR, TO-225AA

1273

MJE521

National Semiconductor Corporation

Bipolar Junction Transistor, NPN Type, TO-127VAR

6
Part Number Description Stock

MJE521

D# MJE521

Motorola Semiconductor Products

Inventory R

45
Part Number Description Stock

MJE521G

ON Semiconductor

Power Bipolar Transistor, 4A, 40V, NPN, TO-225AA, 3 Pin

RoHS: Compliant
3597
Part Number Description Stock

MJE521

STMicroelectronics

OEM/CM ONLY

1012660

MJE521G

ON Semiconductor

OEM/CM ONLY

634

MJE521K

New Jersey Semiconductor Products Inc

OEM/CM ONLY

538
Part Number Description Stock

MJE521G

ON Semiconductor

IN stock Immediate delivery

88153

MJE521

Motorola Semiconductor Products

IN stock Immediate delivery

59
Part Number Description Stock

MJE521

Motorola Mobility LLC

shipping today

63
Part Number Description Stock

MJE521

Motorola Semiconductor Products

RFQ

12309
Part Number Description Stock

MJE521

D# 1467924

STMicroelectronics

TRANSISTOR, NPN,SOT-32

RoHS: Compliant
Min Qty: 1
Container: Each
0

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In Stock226 - More on Order
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Lead-TimeCan Ship Immediately
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