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| Country of Origin | India |
|---|---|
| Brand | onsemi |
| Height | 1.11mm |
| Length | 3.04mm |
| Model | MMBZ5239BLT1G |
| Mount Type | Surface |
| Maximum Operating Temperature | 150°C |
| Package Type | SOT-23 |
| Minimum Operating Temperature | -65°C |
| Standards/Approvals | RoHS |
| Pin Count | 3 |
| Number of Elements per Chip | 1 |
| Maximum Power Dissipation Pd | 300mW |
| Diode Configuration | Single |
| Test Current It | 20mA |
| Maximum Reverse Leakage Current | 3μA |
| Nominal Zener Voltage Vz | 9.1V |
| Zener Type | Voltage Regulator |
| Maximum Zener Impedance | 10Ω |
The onsemi MMBZ5239BLT1G Zener Diode is a high-quality surface mount semiconductor designed for voltage regulation with a nominal Zener voltage of 9.1 V and a power dissipation rating of 300 mW. This diode features a single-element chip configuration packaged in a compact 3-pin SOT-23 surface mount package, ideal for space-constrained PCB designs.
With a Zener voltage tolerance of ±5%, the diode ensures consistent voltage regulation under normal operating currents, tested at 20 mA. It offers robust performance with a maximum reverse leakage current of only 3 μA and a maximum Zener impedance of 10 ohms, contributing to efficient voltage stabilization in sensitive electronic circuits.
The operating temperature range from -65°C to 150°C makes this diode suitable for a variety of industrial, automotive, and consumer electronics applications requiring reliable voltage clamping and protection. Its precise dimensions, 3.04 mm length and 1.11 mm height, facilitate easy integration into modern surface mount technology (SMT) manufacturing processes.
The component complies with RoHS directives, ensuring it meets environmental and safety regulations, thus sustainable for use in green electronics manufacturing. This Zener diode is well-suited for roles in power supplies, voltage reference circuits, and transient voltage suppression.
The diode configuration is single-element per chip. Typical use includes voltage regulation and protection. Surface mount type reduces assembly complexity and size. Compact SOT-23 package enhances PCB space efficiency. Reliable operation in harsh thermal environments.
Low leakage current minimizes power loss. Meets RoHS compliance for environmental safety. Widely applicable in telecommunications, industrial controls, and consumer electronics.
This product is ideal for engineers and manufacturers looking for a dependable Zener diode with precise voltage regulation capabilities in a small form factor. Explore EnvMart categories for more semiconductor and diode options suitable for demanding industrial applications.
Explore more products in our Zener Diodes category.
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