28V 1/2 Watt Zener Diode – High-Reliability Voltage Regulation

Precision 28V Zener Diode for Voltage Regulation Applications

The NTE5034A is a high-reliability 28V Zener diode specifically engineered for precision voltage regulation in demanding electronic circuits. Designed in a compact DO-35 through-hole package, this 1/2 watt Zener diode is ideal for circuit protection, voltage reference, and stabilization tasks in both industrial and laboratory environments.

Technical Specifications

• Part Number: NTE5034A
• Zener Voltage (Nominal): 28.0V
• Power Dissipation: 0.5W (1/2 Watt)
• Package Type: DO-35 (through-hole)
• Quantity Per Package: 1

Exceptional Reliability and Performance

This 28V 1/2W Zener diode is manufactured to provide consistent, stable voltage regulation in power supply circuits, test instrumentation, and signal conditioning applications. The DO-35 glass encapsulation ensures robust protection and long-term stability under demanding operating conditions.

Usage and Application

Integrate the NTE5034A Zener diode into your PCB layout by mounting it through standard DO-35 leads. Ideal for use in regulated power supplies, over-voltage protection circuits, reference voltage sources, and as a shunt regulator in critical analog and digital designs requiring a nominal 28V clamping or regulation point.

This part is the equivalent replacement for the following:

103-279-34, 1330-9109, 157-280(MAG-ZENER), 181178, 188241, 1N1319, 1N1319A, 1N231, 1N231A, 1N5255, 1N5255A, 1N5255B, 1N5544, 1N5544A, 1N5544B, 1N5871, 1N5871A, 1N5871B, 1N769-4, 1S1101, 1S1170, 1S477, 1S764(H), 4111837, 46-861145-3, .4M30Z, .5M28ZS10, .5M28ZS5, 810099-000, BZ410019, CH4119, CXL5034, D9200300B1, E1451ZB, ECG5034, ECG5034A, EQA01-28C, EQA01-28R, EQA01-28R2, EQA02-28, EQA02-28C, EQA02-28R, MTZJ30B (Minor mechanical difference exists, but device will fit most applications.), NTE5034A, QA228B, RD29A, RD29AM, SK28A, SK28A/5034A, SK3800, SK3800/5034A, TM5034A, TVSQA228B, WEP1436, WZ-280, WZ280, ZM28, ZM28A, ZM28B