1N4148W vs 1N4148W-7-F parameter comparison

Let's compare the key parameters between the 1N4148W and 1N4148W-7-F diodes:

1. 1N4148W Diode:

• Manufacturer: Various manufacturers
• Voltage Rating: Typically around 100V
• Current Rating: Approximately 150mA
• Package Type: Through-Hole Package (e.g., DO-35)
• Applications: General-purpose signal diode applications
• Reverse Recovery Time: In the range of a few nanoseconds
• Forward Voltage Drop: Typically around 0.7V at 10mA

2. 1N4148W-7-F Diode:

• Manufacturer: Various manufacturers, with "-7" indicating a specific version
•  
• Voltage Rating: Typically around 100V
• Current Rating: Around 200mA
• Package Type: Typically SOD-323 or SOD-123 package
• Applications: General-purpose and high-speed switching applications
• Reverse Recovery Time: Fast recovery time for efficient switching
• Forward Voltage Drop: Typically around 0.7V at 10mA

Comparison:

1. Voltage Rating:

   • Both the 1N4148W and 1N4148W-7-F typically have a voltage rating around 100V.

2. Current Rating:

   • The 1N4148W typically has a current rating of approximately 150mA.
   • The 1N4148W-7-F has a slightly higher current rating, typically around 200mA.

3. Package Type:

   • The 1N4148W is commonly found in a Through-Hole Package like DO-35.
   • The 1N4148W-7-F is often available in surface-mount packages like SOD-323 or SOD-123, suitable for compact electronic designs.

4. Applications:

   • Both diodes are generally used in general-purpose signal and high-speed switching applications.

5. Forward Voltage Drop:

   • Both diodes typically have a forward voltage drop around 0.7V at 10mA, but specific values can vary.

6. Reverse Recovery Time:

   • Both diodes have fast recovery times, crucial for efficient switching operations.

Summary:

• The 1N4148W and 1N4148W-7-F diodes are quite similar in terms of voltage rating and forward voltage drop.
• The 1N4148W-7-F typically has a slightly higher current rating compared to the 1N4148W.
• The package type differs, with the 1N4148W often being in a through-hole package and the 1N4148W-7-F typically found in surface-mount packages for compact designs.

When choosing between the 1N4148W and 1N4148W-7-F, consider factors such as current requirements, package compatibility with your circuit design, and ease of assembly based on your manufacturing process (through-hole vs. surface-mount).

1N4148W and 1N4148W-7-F Difference comparison：