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FDMF6821B

FDMF6821B

FDMF6821B

SWITCHING REGULATOR, VOLTAGE-MOD

compliant

40-TFQFN Exposed Pad

HongKong/Shenzhen Warehouse

DHL/Fedex/UPS/TNT/SF/EMS

FDMF6821B Pricing & Ordering

Quantity Unit Price Ext. Price
3,000 $1.13400 -
5980 items

FDMF6821B 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

FDMF6821B Fairchild Semiconductor

Name Value
Product Status Active
Output Configuration Half Bridge
Applications Synchronous Buck Converters
Interface Logic, PWM
Load Type Inductive, Capacitive, Resistive
Technology DrMOS, Power MOSFET
Rds On (Typ) 1Ohm LS, 1Ohm HS
Current - Output / Channel 55A
Current - Peak Output 55A
Voltage - Supply 4.5V ~ 5.5V
Voltage - Load 4.5V ~ 5.5V
Operating Temperature -40°C ~ 150°C (TJ)
Features Bootstrap Circuit
Fault Protection Over Temperature, Shoot-Through, UVLO
Mounting Type Surface Mount
Package / Case 40-TFQFN Exposed Pad
Supplier Device Package 40-PQFN (6x6)
Q1: What is the purchase guide for FDMF6821B?
FDMF6821B of Fairchild Semiconductor is a SWITCHING REGULATOR, VOLTAGE-MOD. ICHOME is a long-term spot supplier of FDMF6821B, supporting sample purchase and bulk order.
Q2: How to find the detailed information of FDMF6821B?
Download FDMF6821B Datasheet
Q3: What payment can support in ICHOME?
PayPal, Payoneer, Visa, Bank Transfer, AliExpress.
Q4: Where do you sourcingFDMF6821B from?
After 21 years of long-term and stable development, ICHOME have accumulated leading supply chain partner.
Q5: Can you provide FDMF6821B alternative/replacement suggestions?
Through different levels of industry applications, ICHOME engineers will analyze component risks (discontinued, single source, etc.) and give you FDMF6821B 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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