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BD437S

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BD437S

BD437S

Fairchild Semiconductor

TRANS NPN 45V 4A TO126-3

BD437S Datasheet

compliant

TO-225AA, TO-126-3

HongKong/Shenzhen Warehouse

DHL/Fedex/UPS/TNT/SF/EMS

BD437S Pricing & Ordering

Quantity Unit Price Ext. Price
1 $0.64000 $0.64
10 $0.55200 $5.52
100 $0.41540 $41.54
3358 items
Upload BOM File

BD437S Purchase Assurance: Buy Confidently, Use Securely

Transparent & Traceable Sources

We source exclusively from verified channels to ensure authenticity:

  • Direct from manufacturer and OEMs
  • Authorized distributors
  • Market-vetted traders (3+ years stable supply)

Every batch is traceable with documented proof of origin.

Quality Inspection Process

We enforce strict checks to ensure components meet standards:

  • Visual: Appearance, markings, packaging, batch codes
  • X-ray: Pad consistency (on request)
  • Function test: Sample checks for specific models (upon request)
  • Reports: Available upon request
Flexible Payments & Terms

We adapt to your project needs:

  • T/T, PayPal, Credit Card
  • Credit terms for long-term partners (e.g., monthly, Net 15/30)
Reliable After-Sales Support

365 Days warranty with streamlined solutions:

  • Defective? Free returns/replacements
  • Fast reshipment or refund
  • Full-service sourcing: Procurement & payment support
Bom Cost Down
Bom Cost Down
Wholesale Prices for Every Order, Big or Small
Wholesale Prices for Every Order, Big or Small

BD437S Fairchild Semiconductor

Name Value
Product Status Active
Transistor Type NPN
Current - Collector (Ic) (Max) 4 A
Voltage - Collector Emitter Breakdown (Max) 45 V
Vce Saturation (Max) @ Ib, Ic 600mV @ 200mA, 2A
Current - Collector Cutoff (Max) 100µA
DC Current Gain (hFE) (Min) @ Ic, Vce 30 @ 10mA, 5V
Power - Max 36 W
Frequency - Transition 3MHz
Operating Temperature 150°C (TJ)
Mounting Type Through Hole
Package / Case TO-225AA, TO-126-3
Supplier Device Package TO-126-3
Q1: What is the purchase guide for BD437S?
BD437S of Fairchild Semiconductor is a TRANS NPN 45V 4A TO126-3. ICHOME is a long-term spot supplier of BD437S, supporting sample purchase and bulk order.
Q2: How to find the detailed information of BD437S?
Download BD437S Datasheet
Q3: What payment can support in ICHOME?
PayPal, Payoneer, Visa, Bank Transfer, AliExpress.
Q4: Where do you sourcingBD437S from?
After 21 years of long-term and stable development, ICHOME have accumulated leading supply chain partner.
Q5: Can you provide BD437S alternative/replacement suggestions?
Through different levels of industry applications, ICHOME engineers will analyze component risks (discontinued, single source, etc.) and give you BD437S replacement suggestions, and then provide you with alternative products, supporting free sample delivery.
Q6: Why choose ICHOME?
Compared with ordinary agents, ICHOME provides full BOM matching, EOL judgment, alternative model suggestions, large stock + flexible procurement, test reports, return service
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