Overview
The BZT52HC18WF-7 is a high-performance Zener diode manufactured by Diodes Incorporated. This component is part of the BZT52HCxxWF series, which is designed to provide precise voltage regulation and high thermal performance. The BZT52HC18WF-7 is housed in the compact SOD-123F package, making it ideal for applications where space is limited. It is fully RoHS-compliant and lead-free, ensuring environmental sustainability.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Series | Automotive, AEC-Q101 |
| Category | Diodes - Zener - Single |
| Voltage - Zener (Nom) (Vz) | 18 V |
| Tolerance | ±6.39% |
| Power - Max | 375 mW |
| Impedance (Max) (Zzt) | 20 Ohms |
| Current - Reverse Leakage @ Vr | 50 nA @ 12.6 V |
| Voltage - Forward (Vf) (Max) @ If | 900 mV @ 10 mA |
| Operating Temperature | -65 ℃ ~ 150 ℃ |
| Mounting Type | Surface Mount |
| Package / Case | SOD-123F |
| Packaging | Tape & Reel (TR) |
Key Features
- Precise Voltage Regulation: The BZT52HC18WF-7 offers sharp Zener breakdown characteristics with a nominal Zener voltage of 18V and a tolerance of ±6.39%, making it excellent for precise voltage reference functions.
- High Thermal Performance: The SOD-123F package has lower thermal resistance (RθJA = 150°C/W), enabling higher power dissipation and better heat transfer properties.
- Low Leakage Current: With a reverse leakage current of 50 nA at 12.6 V, this diode enhances energy efficiency.
- Environmental Compliance: Fully RoHS-compliant and lead-free, ensuring environmental sustainability.
- Compact Packaging: The SOD-123F package is compact and suitable for space-constrained applications.
- AEC-Q101 Qualified: Suitable for automotive and other demanding applications due to its AEC-Q101 qualification.
Applications
The BZT52HC18WF-7 is ideally suited for various applications requiring precise voltage regulation and high thermal performance. These include:
- General voltage regulation in electronic circuits.
- Automotive systems due to its AEC-Q101 qualification.
- Industrial control systems where reliable voltage reference is crucial.
- Consumer electronics requiring compact and efficient voltage regulation solutions.
Q & A
- What is the nominal Zener voltage of the BZT52HC18WF-7?
The nominal Zener voltage is 18 V with a tolerance of ±6.39%.
- What is the maximum power dissipation of the BZT52HC18WF-7?
The maximum power dissipation is 375 mW.
- What is the operating temperature range of the BZT52HC18WF-7?
The operating temperature range is -65 ℃ to 150 ℃.
- What type of packaging does the BZT52HC18WF-7 use?
The BZT52HC18WF-7 is packaged in Tape & Reel (TR) format with an SOD-123F case.
- Is the BZT52HC18WF-7 RoHS-compliant?
Yes, the BZT52HC18WF-7 is fully RoHS-compliant and lead-free.
- What is the reverse leakage current of the BZT52HC18WF-7?
The reverse leakage current is 50 nA at 12.6 V.
- What are the typical applications of the BZT52HC18WF-7?
Typical applications include general voltage regulation, automotive systems, industrial control systems, and consumer electronics.
- Is the BZT52HC18WF-7 suitable for automotive applications?
Yes, it is AEC-Q101 qualified, making it suitable for automotive and other demanding applications.
- What is the thermal resistance (RθJA) of the SOD-123F package?
The thermal resistance (RθJA) is 150°C/W.
- Can the BZT52HC18WF-7 be used as a drop-in replacement for other Zener diodes?
Yes, it is an exact pin-for-pin, drop-in replacement for NXP’s BZT52H-C series.
