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DDZ18BSF-7
Product Overview
Category
The DDZ18BSF-7 belongs to the category of semiconductor devices.
Use
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics
- Low forward voltage drop
- High surge capability
- ESD protection
- RoHS compliant
Package
The DDZ18BSF-7 is available in a small surface-mount package, making it suitable for compact electronic designs.
Essence
The essence of DDZ18BSF-7 lies in its ability to provide reliable voltage regulation and protection in various electronic applications.
Packaging/Quantity
It is typically packaged in reels or tubes, with varying quantities based on manufacturer specifications.
Specifications
- Reverse Standoff Voltage: 18V
- Breakdown Voltage Range: 19.95V to 22.05V
- Maximum Reverse Leakage Current: 5µA
- Operating Temperature Range: -55°C to 150°C
- Package Type: SOD-323
Detailed Pin Configuration
The DDZ18BSF-7 has three pins: 1. Cathode 2. Anode 3. No Connection (NC)
Functional Features
- Voltage regulation
- Overvoltage protection
- ESD suppression
Advantages
- Low forward voltage drop minimizes power loss
- High surge capability ensures robust protection
- Small form factor for space-constrained designs
Disadvantages
- Limited reverse standoff voltage compared to higher-rated devices
- Sensitivity to temperature extremes
Working Principles
The DDZ18BSF-7 operates by shunting excess voltage away from sensitive components, thereby protecting them from damage. It achieves this through a combination of Zener breakdown and avalanche breakdown mechanisms.
Detailed Application Field Plans
The DDZ18BSF-7 finds application in various electronic systems, including: - Power supplies - Consumer electronics - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to DDZ18BSF-7 include: - DDZ16BSF-7 - DDZ20BSF-7 - DDZ22BSF-7
In conclusion, the DDZ18BSF-7 is a versatile semiconductor device that offers reliable voltage regulation and protection in a compact package. Its low forward voltage drop and high surge capability make it well-suited for a wide range of electronic applications.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de DDZ18BSF-7 en soluciones técnicas
What is DDZ18BSF-7?
- DDZ18BSF-7 is a surface mount Zener diode with a voltage of 18V and a power dissipation of 500mW.
What are the typical applications of DDZ18BSF-7?
- It is commonly used in voltage regulation, overvoltage protection, and signal clamping in various electronic circuits.
What is the maximum current rating for DDZ18BSF-7?
- The maximum current rating for DDZ18BSF-7 is typically around 20mA.
How does DDZ18BSF-7 provide overvoltage protection?
- DDZ18BSF-7 conducts when the voltage across it exceeds its breakdown voltage, diverting excess current and protecting downstream components.
Can DDZ18BSF-7 be used in reverse bias?
- Yes, DDZ18BSF-7 can be used in reverse bias as a voltage reference or as a protection device against negative voltage transients.
What is the temperature coefficient of DDZ18BSF-7?
- The temperature coefficient of DDZ18BSF-7 is typically around +0.05%/°C.
Is DDZ18BSF-7 RoHS compliant?
- Yes, DDZ18BSF-7 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.
What is the package type for DDZ18BSF-7?
- DDZ18BSF-7 comes in a small surface mount package, such as SOD-323 or similar.
What are the storage and operating temperature ranges for DDZ18BSF-7?
- The storage temperature range is typically -55°C to +150°C, while the operating temperature range is usually -40°C to +125°C.
Are there any recommended layout considerations for using DDZ18BSF-7 in a circuit?
- It is recommended to place decoupling capacitors close to the DDZ18BSF-7 to minimize noise and ensure stable operation. Additionally, proper heat sinking may be required if the diode is subjected to high power dissipation.