small signal switching diode Changzhou Starsea Elec 1N4148 with glass sealed envelope and plated axial leads
Key Attributes
Model Number:
1N4148
Product Custom Attributes
Non-Repetitive Peak Forward Surge Current:
500mA
Reverse Leakage Current (Ir):
5uA@75V
Reverse Recovery Time (trr):
4ns
Operating Junction Temperature Range:
-65℃~+200℃@(Tj)
Voltage - DC Reverse (Vr) (Max):
100V
Diode Configuration:
-
Pd - Power Dissipation:
500mW
Voltage - Forward(Vf@If):
1V@10mA
Current - Rectified:
150mA
Mfr. Part #:
1N4148
Package:
DO-35
Product Description
Product Overview
The 1N4148 is a silicon epitaxial planar diode designed for small signal switching applications. It features a glass-sealed envelope with plated axial leads, ensuring solderability per MIL-STD-750. This diode offers a power dissipation of 500mW and is guaranteed for high-temperature soldering at 250C for 10 seconds. It is suitable for various electronic circuits requiring fast switching speeds and reliable performance.
Product Attributes
- Case: DO-34/DO-35 glass sealed envelope
- Terminals: Plated axial leads
- Polarity: Color band denotes cathode end
- Mounting Position: Any
Technical Specifications
| Symbol | Description | DO-34 (Glass) | DO-35 (Glass) | Units |
|---|---|---|---|---|
| VRRM | Maximum repetitive peak reverse voltage | 100 | 100 | Volts |
| VRMS | Maximum RMS voltage | 75 | 75 | Volts |
| I(AV) | Maximum average forward rectified current at TA=25C | 375 | 375 | mA |
| IFSM | Peak forward surge current (8.3ms single half sine-wave) | 4 | 4 | A |
| VF | Maximum instantaneous forward voltage at 10mA | 1.0 | 1.0 | Volts |
| IR | Maximum DC reverse current at rated DC blocking voltage | 5.0 (at VR=75V, TA=25C) | 5.0 (at VR=75V, TA=25C) | µA |
| IR | Maximum DC reverse current at rated DC blocking voltage | 50 (at VR=20V, TA=100C) | 50 (at VR=20V, TA=100C) | µA |
| trr | Maximum reverse recovery time (Note 1) | 4.0 | 4.0 | ns |
| CJ | Typical junction capacitance (Note 2) | 4.0 | 4.0 | pF |
| TJ, TSTG | Operating junction and storage temperature range | -65 to +200 | C | |
| Weight (DO-34) | 0.003 ounce | 0.09 grams | ||
| Weight (DO-35) | 0.005 ounce | 0.14 grams | ||
| Power Dissipation | 500 | 500 | mW | |
Notes:
1. Test condition: IF=10mA, IR=10mA, Irr=1mA, VR=6V, RL=100Ω.
2. Measured at 1.0 MHz and applied reverse voltage of 4.0 volts.
1810301823_Changzhou-Starsea-Elec-1N4148_C85057.pdf
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