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| Country of Origin | India |
|---|---|
| Brand | Vishay |
| Height | 2.29mm |
| Length | 4.5mm |
| Model | SML4757AHE3_A/H |
| Mount Type | Surface |
| Series | SML47xx |
| Maximum Operating Temperature | 150°C |
| Package Type | SMA (DO-214AC) |
| Minimum Operating Temperature | -65°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Automotive Standard | AEC-Q101 |
| Maximum Power Dissipation Pd | 1W |
| Diode Configuration | Single |
| Test Current It | 5mA |
| Maximum Reverse Leakage Current | 10μA |
| Nominal Zener Voltage Vz | 51V |
| Zener Type | General Purpose |
| Maximum Zener Impedance | 95Ω |
Vishay SML4757AHE3_A/H is a high-quality general purpose Zener diode designed for surface mounting in SMA (DO-214AC) package format. Rated for 1 watt maximum power dissipation, it features a nominal zener voltage of 51 volts with a ±5% tolerance, making it ideal for voltage regulation and protection circuits.
This diode features low zener impedance (95 Ω max), which results in excellent voltage regulation performance under varying load conditions. Its robust temperature endurance, from -65°C minimum to 150°C maximum operating temperature, enables use across a wide range of industrial, automotive, and electronic applications.
The device supports a test current of 5 mA to maintain voltage stability and low maximum reverse leakage current of 10 µA that improves circuit efficiency and reliability. It is compliant with RoHS directives and conforms to IEC 61760-1 and IEC 61000-4-2 standards, reflecting adherence to international quality benchmarks.
Constructed to withstand high temperature soldering at 260 °C for 10 seconds, it ensures reliable assembly on printed circuit boards without degradation. The diode comes with the automotive standard AEC-Q101 certification, ensuring suitability in critical automotive electronics systems.
Low zener impedance for precise voltage regulation. Compact surface mount SMA package reduces board space. 1 watt power rating for mid-range power circuits. Wide operating temperature range supports harsh environments. High test current stability for consistent performance.
Compliant with RoHS and automotive quality standards. Minimal reverse leakage current for efficiency. High temperature soldering capability ensures durability.
This Zener diode is extensively used for voltage stabilization, overvoltage protection, and reference voltage applications in industrial, automotive, electronic manufacturing, and telecommunications industries. Its rugged design ensures long-term operational reliability in demanding environments.
Explore more Zener Diodes and electronic components in the Vishay category at EnvMart for diverse industrial and laboratory applications.
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