Overview
The MMBZ5255BLT1G 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 needs. The MMBZ5255BLT1G 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 | Symbol | Min | Nom | Max | Units |
|---|---|---|---|---|---|
| Zener Voltage | VZ | 26.60 | 28 | 29.40 | V |
| Reverse Current at VZ | IZT | 20 | - | 30 | mA |
| Maximum Zener Impedance at IZT | ZZT | - | - | 1300 | Ω |
| Reverse Leakage Current at VR | IR | - | - | 0.25 | μA |
| Total Power Dissipation on FR-5 Board | PD | - | - | 225 | mW |
| Thermal Resistance, Junction-to-Ambient | RJA | - | - | 556 | °C/W |
| Junction and Storage Temperature Range | TJ, Tstg | -65 | - | +150 | °C |
| ESD Rating | - | - | - | > 16 KV | - |
Key Features
- Compact SOT-23 surface-mount package for high-density applications.
- Zener voltage range of 26.60 V to 29.40 V.
- Total power dissipation of 225 mW on FR-5 board.
- 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.
- Small package size designed for optimal automated board assembly.
Applications
- Cellular phones and other mobile devices.
- Handheld portables and consumer electronics.
- High-density PC boards and industrial control systems.
- Automotive electronics requiring AEC-Q101 qualification.
- General voltage regulation in compact spaces.
Q & A
- What is the Zener voltage range of the MMBZ5255BLT1G?
The Zener voltage range of the MMBZ5255BLT1G is from 26.60 V to 29.40 V.
- What is the total power dissipation of the MMBZ5255BLT1G on an FR-5 board?
The total power dissipation is 225 mW on an FR-5 board.
- What is the ESD rating of the MMBZ5255BLT1G?
The ESD rating is Class 3 (> 16 KV) per Human Body Model.
- Is the MMBZ5255BLT1G RoHS compliant?
- What are the typical applications of the MMBZ5255BLT1G?
Typical applications include cellular phones, handheld portables, high-density PC boards, and automotive electronics.
- What is the package type of the MMBZ5255BLT1G?
The package type is SOT-23 surface mount.
- What is the junction and storage temperature range of the MMBZ5255BLT1G?
The junction and storage temperature range is from -65°C to +150°C.
- Is the MMBZ5255BLT1G AEC-Q101 qualified?
- What is the thermal resistance, junction-to-ambient, of the MMBZ5255BLT1G?
The thermal resistance, junction-to-ambient, is 556 °C/W.
- What is the reverse leakage current at VR for the MMBZ5255BLT1G?
The reverse leakage current at VR is 0.25 μA.
