Overview
The BZX84C27ET3 is a silicon planar Zener diode produced by onsemi, designed to provide voltage regulation in compact, surface-mount packages. This device is part of the BZX84 series, which is well-suited for applications requiring minimal space and high reliability.
The BZX84 series is available in the SOT-23 (TO-236) package, making it ideal for high-density PC boards, cellular phones, and handheld portable devices. These diodes are AEC-Q101 qualified and PPAP capable, ensuring they meet stringent automotive and industrial standards.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage Range | 2.4 to 75 | V |
| Test Current (IZT) | 5 mA (for BZX84C series) | mA |
| Reverse Leakage Current (IR) | 1 μA (typical at VR) | μA |
| Dynamic Resistance (ZZ) | 300 Ω (typical at IZT) | Ω |
| Temperature Coefficient (αVZ) | -9 to -4 × 10^-4/°C | 10^-4/°C |
| Total Power Dissipation (Ptot) | 250 mW (on FR4 board) | mW |
| Operating Temperature Range (Top) | -55 to +150 °C | °C |
| Storage Temperature Range (Tstg) | -65 to +150 °C | °C |
| ESD Rating | > 16 kV (Human Body Model) | kV |
| Package Type | SOT-23 (TO-236) | - |
| Moisture Sensitivity Level (MSL) | 1 (according to J-STD-020) | - |
| Soldering Temperature | 260 °C (peak temperature for 10 seconds) | °C |
Key Features
- Silicon planar Zener diodes with a wide range of Zener voltages (2.4 V to 75 V) graded according to the E24 standard.
- Available in ±1%, ±2%, and ±5% tolerance series.
- AEC-Q101 qualified and PPAP capable for automotive and other demanding applications.
- ESD rating of Class 3 (>16 kV) per Human Body Model.
- Small SOT-23 package suitable for high-density applications.
- Total power dissipation of 250 mW on FR4 or FR5 board.
- Corrosion-resistant finish and easily solderable.
- Pb-free packages available.
- Void-free, transfer-molded, thermosetting plastic case.
- UL94 V-0 flammability rating.
Applications
- Voltage regulation in various electronic devices.
- Waveform clipping and shaping.
- MOSFET gate protection.
- General usage in cellular phones, handheld portables, and high-density PC boards.
- Automotive and industrial applications requiring high reliability and robustness.
Q & A
- What is the BZX84C27ET3 used for?
The BZX84C27ET3 is used for voltage regulation, waveform clipping, and MOSFET gate protection in various electronic devices.
- What is the Zener voltage range of the BZX84 series?
The Zener voltage range of the BZX84 series is from 2.4 V to 75 V.
- What is the package type of the BZX84C27ET3?
The BZX84C27ET3 is packaged in a SOT-23 (TO-236) surface-mount package.
- What is the total power dissipation of the BZX84C27ET3 on an FR4 board?
The total power dissipation is 250 mW on an FR4 board.
- Is the BZX84C27ET3 AEC-Q101 qualified?
- What is the ESD rating of the BZX84C27ET3?
The ESD rating is > 16 kV per Human Body Model.
- What are the operating and storage temperature ranges for the BZX84C27ET3?
The operating temperature range is -55 to +150 °C, and the storage temperature range is -65 to +150 °C.
- Is the BZX84C27ET3 Pb-free?
- What is the flammability rating of the BZX84C27ET3 package?
The package has a UL94 V-0 flammability rating.
- What is the maximum soldering temperature for the BZX84C27ET3?
The maximum soldering temperature is 260 °C for 10 seconds.
