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HomeProductsDiscrete Semiconductor ProductsTransistors - Bipolar (BJT) - SingleBD681S
Fairchild Semiconductor
Image may be representation.
See specifications for product details.

BD681S - Fairchild Semiconductor

Manufacturer Part Number
BD681S
Manufacturer
Fairchild (onsemi)
Allelco Part Number
32D-BD681S
ECAD Model
Parts Description
TRANS NPN DARL 100V 4A TO126-3
Detailed Description
Package
TO-225AA, TO-126-3
Data sheet
BD681S.pdf
RoHs Status
ROHS3 Compliant
In stock: 158860

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Quantity

Specifications

BD681S Tech Specifications
Fairchild Semiconductor - BD681S technical specifications, attributes, parameters and parts with similar specifications to Fairchild Semiconductor - BD681S

Product Attribute Attribute Value  
Manufacturer Fairchild (onsemi)  
Voltage - Collector Emitter Breakdown (Max) 100 V  
Vce Saturation (Max) @ Ib, Ic 2.5V @ 30mA, 1.5A  
Transistor Type NPN - Darlington  
Supplier Device Package TO-126-3  
Series -  
Power - Max 40 W  
Package / Case TO-225AA, TO-126-3  
Product Attribute Attribute Value  
Package Bulk  
Operating Temperature 150°C (TJ)  
Mounting Type Through Hole  
Frequency - Transition -  
DC Current Gain (hFE) (Min) @ Ic, Vce 750 @ 1.5A, 3V  
Current - Collector Cutoff (Max) 500µA  
Current - Collector (Ic) (Max) 4 A  
Base Product Number BD681  

Parts with Similar Specifications

The three parts on the right have similar specifications to Fairchild Semiconductor BD681S

Product Attribute BD681S BD682STU BD682STU BD680ASTU
Part Number BD681S BD682STU BD682STU BD680ASTU
Manufacturer Fairchild Semiconductor Fairchild Semiconductor onsemi onsemi
Series - - - -
Current - Collector (Ic) (Max) 4 A 4 A 4 A 4 A
DC Current Gain (hFE) (Min) @ Ic, Vce 750 @ 1.5A, 3V 750 @ 1.5A, 3V 750 @ 1.5A, 3V 750 @ 2A, 3V
Operating Temperature 150°C (TJ) 150°C (TJ) 150°C (TJ) 150°C (TJ)
Voltage - Collector Emitter Breakdown (Max) 100 V 100 V 100 V 80 V
Frequency - Transition - - - -
Transistor Type NPN - Darlington PNP - Darlington PNP - Darlington PNP - Darlington
Current - Collector Cutoff (Max) 500µA 500µA 500µA 500µA
Package Bulk Bulk Tube Tube
Vce Saturation (Max) @ Ib, Ic 2.5V @ 30mA, 1.5A 2.5V @ 30mA, 1.5A 2.5V @ 30mA, 1.5A 2.8V @ 40mA, 2A
Package / Case TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3
Base Product Number BD681 - BD682 BD680
Power - Max 40 W 14 W 14 W 14 W
Supplier Device Package TO-126-3 TO-126-3 TO-126-3 TO-126-3
Mounting Type Through Hole Through Hole Through Hole Through Hole

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

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Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Fairchild Semiconductor

BD681S

Fairchild Semiconductor
32D-BD681S

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