On Semiconductor

<p>The 1N4756A is a 47V Zener Diode manufactured by ON Semiconductor. It features a nominal Zener voltage of 47V with a tolerance of ±5%, ensuring precise voltage regulation. The diode can dissipate up to 1W of power, making it suitable for various power management applications.</p><p>&nbsp;</p><p>The device has a maximum impedance of 80Ω and a reverse leakage current of 5µA at 35.8V. It operates over a wide temperature range from -65°C to 200°C, allowing use in harsh environments.</p><p>&nbsp;</p><p>The 1N4756A is housed in a DO-41 (DO-204AL) through-hole package, which is easy to mount on printed circuit boards. This package is commonly used for general-purpose Zener diodes and offers reliable performance.</p>

<p>The 1N749ATR is a Zener diode from ON Semiconductor designed for voltage regulation and reference applications. It provides a nominal Zener voltage of 4.3V at a test current of 20mA with a tolerance of ±5%. The device can dissipate up to 500mW of power at lead temperatures up to 75°C, with a derating factor of 4.0mW/°C above that temperature.</p><p>&nbsp;</p><p>Electrical characteristics include a maximum Zener impedance of 22Ω at the test current and a maximum Zener current of 95mA. Reverse leakage current is specified at 2µA maximum at a reverse voltage of 1V. The forward voltage is 1.5V maximum at a forward current of 200mA.</p><p>&nbsp;</p><p>The diode is housed in a DO-35 (DO-204AH) glass package with axial leads, suitable for through-hole mounting. It operates over a junction temperature range of -65°C to +200°C. The cathode is identified by a color band on the body.</p>