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BD437

BD437
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For Reference Only

Part Number BD437
OEMstron Part # BD437_6B
Manufacturer ON Semiconductor
Category SemiconductorsTransistorsBipolar (BJT) - Single
Description TRANS NPN 45V 4A TO-225AA
Lifecycle Obsolete
RoHS No RoHS Information
EDA/CAD Models BD437 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]*
Payment Wire Transfer, UnionPay, PayPal, Credit Card, Visa, MasterCard, AmericanExpress, Discover, WesternUnion, MoneyGram
Shipping DHL, UPS, FedEx, TNT, EMS, & More Express Delivery

BD437 Specifications

Part Number BD437
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) 45V
Vce Saturation (Max) @ Ib, Ic 800mV @ 300mA, 3A
Current - Collector Cutoff (Max) 100µA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce 85 @ 500mA, 1V
Power - Max 36W
Frequency - Transition 3MHz
Operating Temperature -55°C ~ 150°C (TJ)
Mounting Type Through Hole
Package / Case TO-225AA, TO-126-3
Supplier Device Package TO-225AA

BD437 Documents

BD437, BD437 Datasheet (Total Pages: 4, Size: 78.62 KB)
BD441 Datasheet CoverBD441 Datasheet Page 2BD441 Datasheet Page 3BD441 Datasheet Page 4
Industry Leaders in Quality

Industry Leaders in Quality

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And trust is based on quality.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Description Stock

BD437G

D# V99:2348_07300448

ON Semiconductor

Trans GP BJT NPN 45V 4A 36000mW 3-Pin(3+Tab) TO-225 Box

RoHS: Compliant
Americas - 488

BD437TG

D# V99:2348_07277816

ON Semiconductor

Trans GP BJT NPN 45V 4A 36000mW 3-Pin(3+Tab) TO-225 Tube

RoHS: Compliant
Americas - 322

BD437

D# E02:0323_00206924

STMicroelectronics

Trans GP BJT NPN 45V 4A 36000mW 3-Pin(3+Tab) SOT-32 Tube

Europe - 10542
Part Number Description Stock

NJVBD437TG

D# NJVBD437TG

ON Semiconductor

- Bulk (Alt: NJVBD437TG)

Americas - 5800

BD437S

D# BD437S

ON Semiconductor

Trans GP BJT NPN 45V 4A 3-Pin(3+Tab) TO-126 Bulk - Bulk (Alt: BD437S)

RoHS: Compliant
Americas - 3358

BD437G

D# BD437G

ON Semiconductor

Trans GP BJT NPN 45V 4A 3-Pin TO-225 Bulk - Bulk (Alt: BD437G)

RoHS: Compliant
Americas - 7500

BD437TG

D# BD437TG

ON Semiconductor

Trans GP BJT NPN 45V 4A 3-Pin TO-225 Rail - Rail/Tube (Alt: BD437TG)

Americas - 1350

BD437

D# BD437

ON Semiconductor

Transistor GP BJT NPN 45V 4A 3-Pin TO-225AA - Bulk (Alt: BD437)

Americas - 1000
Part Number Description Stock

BD437

D# BD437

STMicroelectronics

Trans GP BJT NPN 45V 4A 3-Pin(3+Tab) SOT-32 Tube (Alt: BD437)

RoHS: Compliant
Asia - 0

BD437TG

D# BD437TG

ON Semiconductor

Trans GP BJT NPN 45V 4A 3-Pin TO-225 Rail (Alt: BD437TG)

Asia - 0
Part Number Description Stock

BD437

D# BD437

STMicroelectronics

Trans GP BJT NPN 45V 4A 3-Pin(3+Tab) SOT-32 Tube (Alt: BD437)

Europe - 20350

BD437G

D# BD437G

ON Semiconductor

Trans GP BJT NPN 45V 4A 3-Pin TO-225 Bulk (Alt: BD437G)

Europe - 3309

BD437TG

D# BD437TG

ON Semiconductor

Trans GP BJT NPN 45V 4A 3-Pin TO-225 Rail (Alt: BD437TG)

Europe - 0
Part Number Description Stock

BD437

D# 14S3500

Comset Semiconductor

Transistor NPN TO126 BD437

47
Part Number Description Stock

BD437TG

ON Semiconductor

BIP C77 NPN 4A 45V - Rail/Tube

Contact Us

BD437G

ON Semiconductor

BIP C77 NPN 4A 45V - Boxed Product (Development Kits)

Contact Us

BD437

STMicroelectronics

TRANSISTOR, NPN, TO-126

2663

BD437S

STMicroelectronics

Transistor: NPN, 45V, 4A, 36W, TO126

813

BD437T

ON Semiconductor

BIP C77 NPN 4A 45V - Rail/Tube

Contact Us
Part Number Description Stock

BD437

STMicroelectronics

NPN 4A 45V 36W TO-126 Transistors (NPN/PNP) RoHS

56

BD437G

ON Semiconductor

NPN 4A 45V 36W TO-225-3 Transistors (NPN/PNP) RoHS

2956
Part Number Description Stock

BD437S

Fairchild Semiconductor Corporation

Power Bipolar Transistor, 4A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin

RoHS: Compliant
Europe - 1000

BD437

STMicroelectronics

Power Bipolar Transistor, 4A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin

RoHS: Not Compliant
Europe - 2645
Part Number Description Stock

BD437S

D# 2156-BD437S-ND

Rochester Electronics LLC

POWER BIPOLAR TRANSISTOR

3358 In Stock

BD437TG

D# BD437TG-ND

ON Semiconductor

TRANS NPN 45V 4A TO-225AA

3 In Stock

BD437-BP

D# BD437-BP-ND

Micro Commercial Components

TRANS NPN TO-126

Limited Supply - Call

BD437G

D# BD437GOS-ND

ON Semiconductor

TRANS NPN 45V 4A TO-225AA

60 In Stock

NJVBD437TG

D# 2156-NJVBD437TG-ND

Rochester Electronics LLC

BIP C77 NPN 4A 45V

5800 In Stock

BD437T

D# BD437T-ND

ON Semiconductor

TRANS NPN 45V 4A TO-225AA

Limited Supply - Call

BD437

D# 497-7171-5-ND

STMicroelectronics

TRANS NPN 45V 4A SOT-32

2468 In Stock
Part Number Description Stock

BD437TG

ON Semiconductor

In stock shipping within 2days

12760

BD437S

ON Semiconductor

In stock shipping within 2days

16260

BD437G

ON Semiconductor

In stock shipping within 2days

5760
Part Number Description Stock

BD437S

D# 2825087

ON Semiconductor

TRANSISTOR, NPN, 45V, 4A, TO-126-3

RoHS: Compliant
Min Qty: 1
Container: Each
0

BD437

D# 1574356

SPC Multicomp

TRANSISTOR, NPN, TO-126

RoHS: Compliant
Min Qty: 5
Container: Each
1695

BD437G

D# 9557610

ON Semiconductor

TRANSISTOR, NPN, TO-126

RoHS: Compliant
Min Qty: 1
Container: Each
1120
Part Number Description Stock

BD437G

ON Semiconductor

BD Series 45 V 4 A Plastic Medium Power Silicon NPN Transistor - TO-225

RoHS: Compliant
pbFree: Yes
0 Bag

BD437

STMicroelectronics

BD437 Series 45 V 2 A Flange Mount Complementary Silicon Power Transistor-SOT-32

RoHS: Compliant
pbFree: Yes
3849 Tube
Part Number Description Stock

BD437TG

ON Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

6900

BD437TO126102964

STM 01+

OEM/CM QUOTES ONLY | NO BROKERS

56

BD437S

ON Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

34500

BD437SGS

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

58

BD437R

N/A

OEM/CM QUOTES ONLY | NO BROKERS

17

BD437

ON Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

74187

BD437G

ON Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

11500

NJVBD437TG

Rochester Electronics LLC

OEM/CM QUOTES ONLY | NO BROKERS

6960

BD437TO225

OEM/CM QUOTES ONLY | NO BROKERS

86

BD437ALIAS933202750127

Philips Semiconductors

OEM/CM QUOTES ONLY | NO BROKERS

230
Part Number Description Stock

BD437

Philips Semiconductors

BD437 Series 45 V 2 A Flange Mount Complementary Silicon Power Transistor-SOT-32

570
Part Number Description Stock

BD437G

D# C484261

ON Semiconductor

2956

BD437

D# C10636

STMicroelectronics

56
Part Number Description Stock

BD437S

Fairchild Semiconductor Corporation

in stock - can ship the same day

750

BD437

ON Semiconductor

in stock - can ship the same day

89
Part Number Description Stock

BD437S

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

3880

BD437

CJT Changjiang Connectors Co Ltd

OEM/CM Immediate delivery

100000
Part Number Description Stock

BD437

D# 511-BD437

STMicroelectronics

Bipolar Transistors - BJT NPN Medium Power

RoHS: Compliant
1536

BD437TG

D# 863-BD437TG

ON Semiconductor

Bipolar Transistors - BJT 4A 45V 36W NPN

RoHS: Compliant
7933

BD437G

D# 863-BD437G

ON Semiconductor

Bipolar Transistors - BJT 4A 45V 36W NPN

RoHS: Compliant
5500
Part Number Description Stock

BD437G

D# XSKDRABS0038589

ON SEMICONDUCTOR

TO225-3/ PLASTIC MEDIUM POWER SILICON NPN TRANSISTOR 4A 45V

809

BD437

D# XSFP00000083002

STMicroelectronics

BD437 Series 45 V 2 A Flange Mount Complementary Silicon Power Transistor-SOT-32

2078

BD437S

D# XSKDRABS0038590

ON SEMICONDUCTOR

TO-126 3LNPN/4A/45V TO-126

2000
Part Number Description Stock

BD437G

D# 45J0615

ON Semiconductor

BIPOLAR TRANSISTOR, NPN, 45V, TO-225AA, Transistor Polarity:NPN, Collector Emitter Voltage V(br)ceo:45V, DC Collector Current:4A, Power Dissipation Pd:36W, Transistor Mounting:Through Hole, No. of Pins:3Pins, Product Range:-, MSL:- RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1000
Container: Bulk
0

BD437

D# 25M7725

STMicroelectronics

BIPOLAR TRANSISTOR, NPN, 45V, Transistor Polarity:NPN, Collector Emitter Voltage V(br)ceo:45V, DC Collector Current:4A, Power Dissipation Pd:36W, Transistor Mounting:Through Hole, No. of Pins:3Pins, Transition Frequency ft:3MHz RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 5
Container: Bulk
3665

BD437TG

D# 41K9619

ON Semiconductor

BIPOLAR TRANSISTOR, NPN, 45V, TO-225AA, Transistor Polarity:NPN, Collector Emitter Voltage V(br)ceo:45V, DC Collector Current:4A, Power Dissipation Pd:36W, Transistor Mounting:Through Hole, No. of Pins:3Pins, Product Range:-, MSL:- RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 950
Container: Bulk
0
Part Number Description Stock

BD437

D# NS-BD437

STMicroelectronics

OEM/CM ONLY

4646

BD437T

D# NS-BD437T

ON Semiconductor

OEM/CM ONLY

1868

BD437G

D# NS-BD437G

ON Semiconductor

OEM/CM ONLY

2058

BD437-D

D# NS-BD437-D

ON Semiconductor

OEM/CM ONLY

5522

BD437TG

D# NS-BD437TG

ON Semiconductor

OEM/CM ONLY

9696
Part Number Description Stock

BD437

D# BD437

ON Semiconductor

Semiconductor

998
Part Number Description Stock

BD437

D# 7140499

STMicroelectronics

STMicroelectronics BD437 NPN Transistor, 4 A, 45 V, 3-Pin SOT-32, PK

Min Qty: 20
Container: Package
600

BD437G

D# 1844712

ON Semiconductor

ON Semi BD437G NPN Transistor, 4 A, 45 V dc, 3-Pin TO-225, PK

Min Qty: 20
Container: Package
300
Part Number Description Stock

BD437S

Fairchild Semiconductor Corporation

Power Bipolar Transistor, 4A, 45V, NPN, TO-126, Plastic/Epoxy, 3 Pin

RoHS: Compliant
3358

BD437

ON Semiconductor

Power Bipolar Transistor, 4A, 45V, NPN, TO-225AA, 3 Pin

RoHS: Compliant
1000

NJVBD437TG

ON Semiconductor

BIP C77 NPN 4A 45V

RoHS: Compliant
5800
Part Number Description Stock

BD437 ALIAS 933202750127

Philips Semiconductors

OEM/CM ONLY

216

BD437S

Fairchild Semiconductor Corporation

OEM/CM ONLY

2016

BD437 TO225

OEM/CM ONLY

91

BD437G

ON Semiconductor

OEM/CM ONLY

5016

BD437

STMicroelectronics

OEM/CM ONLY

65780

BD437TO126 102964

STM 01+

OEM/CM ONLY

65

BD437SGS

STMicroelectronics

OEM/CM ONLY

66

BD437TG

ON Semiconductor

OEM/CM ONLY

19355
Part Number Description Stock

BD437

CJ

IN stock Immediate delivery

99985

BD437S

Fairchild Semiconductor Corporation

IN stock Immediate delivery

3895
Part Number Description Stock

BD437

STMicroelectronics

shipping today

2919

BD437S

Fairchild Semiconductor Corporation

shipping today

1699
Part Number Description Stock

BD437

D# 8226272

STMicroelectronics

Trans GP BJT NPN 45V 4A 36000mW 3-Pin(3+Tab) SOT-32 Tube

Americas - 10542

BD437TG

D# 27460890

ON Semiconductor

Trans GP BJT NPN 45V 4A 36000mW 3-Pin(3+Tab) TO-225 Tube

RoHS: Compliant
Americas - 322

BD437G

D# 25632660

ON Semiconductor

Trans GP BJT NPN 45V 4A 36000mW 3-Pin(3+Tab) TO-225 Box

RoHS: Compliant
Americas - 7500
Part Number Description Stock

BD437S

Fairchild Semiconductor Corporation

RFQ

2679

BD437G

ON Semiconductor

RFQ

14464
Part Number Description Stock

BD437G

ON Semiconductor

TRANS NPN 45V 4A TO-225AA

3400
Part Number Description Stock

BD437G

D# 9557610

ON Semiconductor

TRANSISTOR, NPN, TO-126

RoHS: Compliant
Min Qty: 1
Container: Each
0

BD437S

D# 2825087

ON Semiconductor

TRANSISTOR, NPN, 45V, 4A, TO-126-3

RoHS: Compliant
Min Qty: 5
Container: Each
0

BD437

D# 9956336

STMicroelectronics

TRANSISTOR, NPN, TO-126

RoHS: Compliant
Min Qty: 5
Container: Each
3675

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Quick Inquiry

In Stock268 - More on Order
Quote LimitNo Limit
Lead-TimeCan Ship Immediately
Minimum1
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Pricing (USD)

Qty.Unit PriceExt. Price
1$ 0.9264$ 0.9264
100$ 0.9264$ 92.6400
500$ 0.9264$ 463.2000
1000$ 0.9264$ 926.4000
2500$ 0.9264$ 2,316.0000

OEMstron will offer the most competitive prices for you, please refer to the quotations.

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