onsemi 1.8 W 8.2 V General Purpose Zener Diode, Through Hole, 2-Pin DO-41 1N4738ATR

onsemi 1N4738ATR is a general purpose Zener diode designed for voltage regulation and protection applications. This diode features a nominal Zener voltage of 8.2 volts with a tolerance of ±5%, making it ideal for maintaining stable voltage references in electronic circuits.

The diode supports a maximum power dissipation of 1 watt, allowing for consistent performance under typical electrical loads. Its through-hole mounting in a DO-41 package with 2 pins ensures easy integration into printed circuit boards using conventional assembly methods.

Key electrical characteristics include a test current of 31 mA, maximum Zener impedance of 4.5 ohms, and maximum reverse leakage current of 10 microamperes, which collectively contribute to its efficient voltage regulation capability.

This diode operates reliably across a wide temperature range from -65°C to 200°C, suitable for harsh industrial and commercial electronics environments.

Typical uses include industrial control systems, power supplies, telecommunication devices, and instrumentation equipment requiring precise voltage reference and protection against voltage spikes.

Operating voltage of 8.2 volts with ±5% tolerance. Maximum power dissipation of 1 watt for reliable thermal handling. Through-hole mount type with a compact DO-41 package. Test current specified as 31 milliamperes. Maximum reverse leakage current is 10 microamperes for efficient blocking.

Maximum Zener impedance is 4.5 ohms to maintain voltage stability. Wide operating temperature range from -65°C to 200°C. General-purpose Zener diode suitable for voltage regulation and protection circuits. This professional-grade Zener diode by onsemi complies with industry quality standards and is suitable for various electronic and electrical engineering applications.

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