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| Country of Origin | China |
|---|---|
| Brand | DiodesZetex |
| Height | 0.75mm |
| Length | 1.8mm |
| Model | DDZ3V9BSF-7 |
| Mount Type | Surface |
| Series | DDZ |
| Maximum Operating Temperature | 150°C |
| Package Type | SOD-323 |
| Minimum Operating Temperature | -65°C |
| Standards/Approvals | RoHS |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Maximum Power Dissipation Pd | 500mW |
| Diode Configuration | Single |
| Test Current It | 20mA |
| Maximum Reverse Leakage Current | 10μA |
| Nominal Zener Voltage Vz | 4V |
| Zener Type | Voltage Regulator |
| Maximum Zener Impedance | 130Ω |
| Surface Mount case | SOD-323F |
DiodesZetex DDZ3V9BSF-7 is a single element Zener diode designed as a voltage regulator with a nominal Zener voltage of 4 V and power dissipation capacity of 500 mW. It features a tight voltage tolerance of ±3.5%, making it suitable for precise electronic applications requiring stable voltage references.
This device comes in a compact surface mount 2-pin SOD-323F package allowing easy integration into automated manufacturing processes and space-constrained PCBs. The diode operates reliably over a broad temperature range from -65°C to 150°C, suited for industrial, consumer electronics, and telecommunications equipment.
The diode has a maximum Zener impedance of 130 Ω and maximum reverse leakage current of 10 μA, ensuring low losses and efficient voltage regulation at the test current of 20 mA. Its RoHS compliance certifies adherence to hazardous material restrictions, suitable for environmentally conscious designs.
Typical applications include voltage regulation circuits, reference voltage generation, and protection in power supplies and battery-operated devices. The surface mount form factor supports modern electronics assembly techniques.
Nominal Zener voltage at 4 V with a tolerance of 3.5% for precision regulation. Maximum power dissipation of 500 mW accommodates moderate power requirements. Surface mount SOD-323 package with 2 pins for space-saving PCB layout.
Wide operating temperature from -65°C to 150°C meets industrial standards. Low leakage current of 10 μA to maintain efficiency in circuits. Test current at 20 mA for standardized electrical parameter measurement. Maximum Zener impedance of 130 Ω to minimize voltage fluctuations.
RoHS certified for health and environmental safety compliance.
This DiodesZetex DDZ3V9BSF-7 Zener diode is made in China and is suitable for use in electronics manufacturing, industrial controls, telecommunications, laboratory instrumentation, and consumer electronics.
Explore more semiconductor products in EnvMart's extensive Zener diode category for reliable voltage control and circuit protection solutions.
Explore more products in our Zener Diodes category.
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