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| Country of Origin | India |
|---|---|
| Brand | onsemi |
| Height | 1.35mm |
| Length | 3.86mm |
| Model | MMSZ5259BT1G |
| Finish | Corrosion resistant finish, easily solderable |
| Mount Type | Surface |
| Series | MMSZ52 |
| Maximum Operating Temperature | 150°C |
| Case | Void-free, transfer-molded, thermosetting plastic case |
| Package Type | SOD-123 |
| Minimum Operating Temperature | -55°C |
| Polarity | Cathode indicated by polarity band |
| Standards/Approvals | RoHS |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Automotive Standard | AEC-Q101 |
| Maximum Power Dissipation Pd | 500mW |
| Diode Configuration | Single |
| Test Current It | 3.2mA |
| Maximum Reverse Leakage Current | 100nA |
| Nominal Zener Voltage Vz | 39V |
| Zener Type | Voltage Regulator |
| Maximum Zener Impedance | 800Ω |
| MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES | 260?C for 10 Seconds |
onsemi MMSZ5259BT1G Zener Diode is a single element, surface mount voltage regulator designed for industrial and automotive applications requiring reliable voltage reference and regulation. It operates with a nominal Zener voltage of 1.39 V and has a power dissipation capability of 500 mW, making it suitable for medium current circuits on compact electronics.
The diode is housed in a SOD-123 plastic package with corrosion resistant finish, promoting durability and ease of automated assembly on printed circuit boards. It features a cathode indicated by a polarity band, supporting proper orientation during installation.
Electrical characteristics include a test current of 3.2 mA, a maximum Zener impedance of 800 Ω, and a maximum reverse leakage current of 100 nA, ensuring stable voltage regulation. It operates reliably over a wide temperature range from -55°C to 150°C, meeting automotive standards to AEC-Q101.
This device is ideal for industrial, automotive, and general purpose medium current voltage regulation applications where efficient surface mounting and small form factor are priorities. Compliance with RoHS directives assures environmental safety.
This diode has a nominal Zener voltage of 1.39 V with ±5% tolerance. Maximum power dissipation rating is 500 mW suitable for medium current circuits. Comes with corrosion-resistant finish and cathode polarity band marking.
Designed to operate within temperature range of -55°C to 150°C. Automotive standard compliant with AEC-Q101 certification. Physical dimensions include a length of 3.86 mm and height of 1.35 mm. Package type is compact SOD-123 ideal for surface mounting on PCBs.
Available as a reliable component for electronics manufacturing and repair, this diode supports high density PCB layouts and optimal automated assembly processes. Browse related semiconductor diodes and electronic components on EnvMart for comprehensive sourcing solutions.
Explore more products in our Zener Diodes category.
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