Overview
The MMBZ5254BLT1G is a Zener voltage regulator diode produced by onsemi, designed to provide voltage regulation in a compact, surface-mount SOT-23 package. This device is part of the MMBZ52xxBLT1G series, which offers a wide range of Zener voltages to suit various application requirements. The MMBZ5254BLT1G is particularly suited for high-density applications such as cellular phones, handheld portables, and high-density PC boards due to its small package size and optimal automated board assembly design.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Zener Voltage (VZ) | 25.65 - 27 - 28.35 | V |
| Reverse Current (IZT) | 20 | mA |
| Maximum Zener Impedance (ZZT) | 1250 | Ω |
| Reverse Leakage Current (IR) | 0.25 | μA |
| Forward Voltage (VF) | 0.95 | V @ IF = 10 mA |
| Total Power Dissipation on FR-5 Board | 225 | mW @ TA = 25°C |
| Thermal Resistance, Junction-to-Ambient | 556 | °C/W |
| Junction and Storage Temperature Range | -65 to +150 | °C |
| Package | SOT-23 | |
| ESD Rating | Class 3 (> 16 KV) per Human Body Model |
Key Features
- Compact SOT-23 surface-mount package for high-density applications.
- Zener voltage range of 25.65 V to 28.35 V.
- Maximum power dissipation of 225 mW on FR-5 board at 25°C.
- ESD rating of Class 3 (> 16 KV) per Human Body Model.
- Pb-free, halogen-free/BFR-free, and RoHS compliant.
- AEC-Q101 qualified and PPAP capable for automotive and other critical applications.
- Optimal automated board assembly design.
Applications
The MMBZ5254BLT1G is well-suited for a variety of applications, including:
- Cellular phones and other mobile devices.
- Handheld portable electronics.
- High-density PC boards and other compact electronic systems.
- Automotive electronics requiring AEC-Q101 qualification.
Q & A
- What is the Zener voltage range of the MMBZ5254BLT1G? The Zener voltage range is 25.65 V to 28.35 V.
- What is the maximum power dissipation on an FR-5 board at 25°C? The maximum power dissipation is 225 mW.
- What is the thermal resistance, junction-to-ambient, for this device? The thermal resistance is 556 °C/W.
- Is the MMBZ5254BLT1G RoHS compliant? Yes, it is Pb-free, halogen-free/BFR-free, and RoHS compliant.
- What is the ESD rating of the MMBZ5254BLT1G? The ESD rating is Class 3 (> 16 KV) per Human Body Model.
- What package type does the MMBZ5254BLT1G use? It uses a SOT-23 surface-mount package.
- Is the MMBZ5254BLT1G suitable for automotive applications? Yes, it is AEC-Q101 qualified and PPAP capable.
- What is the junction and storage temperature range for this device? The junction and storage temperature range is -65°C to +150°C.
- What is the forward voltage (VF) at a forward current (IF) of 10 mA? The forward voltage is 0.95 V.
- What is the reverse leakage current (IR) at the specified reverse voltage (VR)? The reverse leakage current is 0.25 μA.
