Let's compare the key parameters between the 1N4148W and 1N4148WS diodes:
1. 1N4148W Diode:
- Voltage Rating: Typically around 100V
- Current Rating: About 150mA
- Package Type: Standard 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. 1N4148WS Diode:
- Voltage Rating: Typically 75V
- Current Rating: 150mA
- Package Type: Surface-Mount Package (e.g., SOD-323)
- Applications: Suitable for surface mount applications and compact electronic designs
- Reverse Recovery Time: Fast recovery time for efficient switching
- Forward Voltage Drop: Low forward voltage drop for efficient power conversion
Comparison:
-
Voltage Rating:
- 1N4148W: Approximately 100V
- 1N4148WS: Typically 75V
-
Package Type:
- 1N4148W: Through-Hole Package (e.g., DO-35)
- 1N4148WS: Surface-Mount Package (e.g., SOD-323)
-
Applications:
- 1N4148W: General-purpose signal diode applications
- 1N4148WS: Suitable for surface mount applications and compact electronic designs
-
Forward Voltage Drop:
- Both diodes typically have a forward voltage drop around 0.7V at 10mA, but specific values can vary.
-
Reverse Recovery Time:
- Both diodes have fast recovery times, crucial for efficient switching operations.
Summary:
- The 1N4148W and 1N4148WS diodes are similar in terms of current ratings and general characteristics but differ in voltage ratings and package types.
- The 1N4148WS is designed for surface-mount applications, offering advantages in compact electronic designs.
- The 1N4148W, with a higher voltage rating, might be preferable for applications requiring higher voltage handling capabilities, while the 1N4148WS is more suitable for SMD applications where space-saving and surface mounting are essential.
When choosing between the 1N4148W and 1N4148WS, consider the voltage requirements, package preferences, and form factor compatibility with your circuit design and assembly process.
1N4148WDiotec Semiconductor AG |
1N4148WSDiotec Semiconductor AG |
|
Rohs Code | Yes | Yes |
Part Life Cycle Code | Active | Active |
Ihs Manufacturer | DIOTEC SEMICONDUCTOR AG | DIOTEC SEMICONDUCTOR AG |
Package Description | ROHS COMPLIANT, PLASTIC PACKAGE-2 | ROHS COMPLIANT, PLASTIC PACKAGE-2 |
Pin Count | 2 | 2 |
Reach Compliance Code | compliant | compliant |
ECCN Code | EAR99 | EAR99 |
HTS Code | 8541.10.00.70 | 8541.10.00.70 |
Samacsys Manufacturer | Diotec | Diotec |
Configuration | SINGLE | SINGLE |
Diode Element Material | SILICON | SILICON |
Diode Type | RECTIFIER DIODE | RECTIFIER DIODE |
JESD-30 Code | R-PDSO-G2 | R-PDSO-G2 |
JESD-609 Code | e3 | e3 |
Moisture Sensitivity Level | 1 | 1 |
Number of Elements | 1 | 1 |
Number of Phases | 1 | 1 |
Number of Terminals | 2 | 2 |
Operating Temperature-Max | 150 °C | 150 °C |
Operating Temperature-Min | -55 °C | -55 °C |
Output Current-Max | 0.15 A | 0.15 A |
Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
Package Shape | RECTANGULAR | RECTANGULAR |
Package Style | SMALL OUTLINE | SMALL OUTLINE |
Peak Reflow Temperature (Cel) | 260 | |
Power Dissipation-Max | 0.4 W | 0.2 W |
Qualification Status | Not Qualified | Not Qualified |
Rep Pk Reverse Voltage-Max | 75 V | 75 V |
Reverse Recovery Time-Max | 0.004 µs | 0.004 µs |
Surface Mount | YES | YES |
Terminal Finish | MATTE TIN | TIN |
Terminal Form | GULL WING | GULL WING |
Terminal Position | DUAL | DUAL |
Time@Peak Reflow Temperature-Max (s) | 5 | |
Base Number Matches | 13 | 6 |
Pbfree Code | Yes | |
Additional Feature | LOW LEAKAGE CURRENT | |
Application | GENERAL PURPOSE | |
Forward Voltage-Max (VF) | 1.25 V | |
Non-rep Pk Forward Current-Max | 0.35 A | |
Reverse Current-Max | 1 µA | |
Reverse Test Voltage | 75 V |
1N4148W and 1N4148WS Difference comparison:
1N4148WDiotec Semiconductor AG |
1N4148WSDiotec Semiconductor AG |
|
Peak Reflow Temperature (Cel) | 260 | |
Power Dissipation-Max | 0.4 W | 0.2 W |
Terminal Finish | MATTE TIN | TIN |
Time@Peak Reflow Temperature-Max (s) | 5 | |
Base Number Matches | 13 | 6 |
Pbfree Code | Yes | |
Additional Feature | LOW LEAKAGE CURRENT | |
Application | GENERAL PURPOSE | |
Forward Voltage-Max (VF) | 1.25 V | |
Non-rep Pk Forward Current-Max | 0.35 A | |
Reverse Current-Max | 1 µA | |
Reverse Test Voltage | 75 V |