12V 5W Zener Diode Precision Voltage Regulation and Circuit Protection

Axial Lead 12V 5W Zener Diode for Reliable Voltage Stabilization

This 12V 5W Zener diode (NTE5127A) is engineered for demanding voltage regulation and overvoltage protection tasks in power supplies and electronic circuits. The diode operates at a nominal regulating voltage of 12.0 volts, delivering stable and consistent performance across a range of environments.

Product Features

• Nominal Regulating Voltage: 12.0V
• Power Dissipation: 5 Watts
• Package: DO-201 Axial Lead (Through-Hole Mount)
• Ideal for voltage regulation, circuit protection, and reference voltage applications
• Recommended for both new designs and as a direct replacement in existing equipment

Usage and Applications

This 12V Zener diode is suitable for implementing precision voltage regulation in power supply circuits, protecting sensitive electronic components from voltage transients, or serving as a reference voltage in analog and digital designs.

With a through-hole DO-201 package, it is easy to install on both prototyping boards and production PCBs using standard soldering techniques.

Technical Data

• Maximum Power Dissipation: 5W
• Nominal Zener Voltage: 12.0V
• Mounting Style: Axial, through-hole
• Quantity per Package: 1
• NTE Part Number: NTE5127A

This part is the equivalent replacement for the following:

1312, 13-3015735-004, 13-3015735-010, 13-3015735-10, 13-3015735-4, 13-5111-3, 1477046-8, 1.5DKZ12, 1.5DKZ12A, 1.5DKZ12B, 1.5JZ12, 1.5JZ12A, 1.5JZ12B, 1.5JZ12C, 1.5JZ12D, 1.5R12, 1.5R12A, 1.5R12B, 1.5Z12, 1.5Z12A, 1.5Z12B, 1.5Z12C, 1.5Z12D, 19A116435P4, 1N3791, 1N3791A, 1N3791B, 1N4467, 1N4834B, 1N4883, 1N4960, 1N4960D, 1N5022, 1N5022A, 1N5349, 1N5349A, 1N5349B, 1N5349BE, 1N5927, 1N5927A, 1N5927B, 1S3012A, 1S4012, 1S4012A, 1SZ56-12, 278-10(MAG-ZENER), 278-4(MAG-ZENER), 278-6(MAG-ZENER), 278-6(NAP-ZENER), 2EZ12D5, 2R12, 2R12A, 2R12B, 2VR12, 2VR12A, 2VR12B, 3BZ12, 3BZ12A, 3BZ12B, 3EZ12D5, 3R12, 3R12A, 3R12B, 3TZ12, 3TZ12A, 3TZ12B, 3TZ12C, 3TZ12D, 3VR12, 3VR12A, 3VR12B, 3Z12, 3Z12A, 3Z12B, 48-84302A58, 48R84302A58, 530073-32, 5302780006, 5302780010, 530278-10, 5302781004, 530278-4, 530278-6, 561-2583-791, 561-2583-793, 5M12ZS5, 5ZS12, 5ZS12A, 5ZS12B, 7046-4(RCA), 7046-8(RCA), 735-10(SYL-ZENER), 735-4(SYL-ZENER), 919-00-3309-2, 919-01-1340, 919-017406-007, 935-6342, 96-5249-01, 96-5250-01, A503-254915-85, AU01-12, BZD23-C12, BZT03-C12, BZV16C12, BZV58C12, BZX61C12, BZX70C12, BZX87C12, BZX96C12, BZY95C12, CXL5127, CZ5349B, DSZ5712, ECG5127, ECG5127A, EZ3-12(ELCOM), GE5ZD-12, HEP-Z2516, HEPZ2516, LMZ12, LMZ12-20, LMZ12A, LMZX12, LMZX12A, MC6316A, MZ5712, MZ712, NT7722, NT77C2, NTE5127A, SK12X, SK12X/5127A, SK3393, SK3393/5127A, SX12, SZ12C, THC12B, TM5127A, UDZ5712, UDZ712, UZ4712, UZ4812, UZ5712, UZ5812, UZ5912, UZ712, UZ812, UZ912, VZ120F, WEP1212, WEP1621, Z1516, Z2516(HEP), Z2B12, Z2C12, Z2D12, Z3B120CF, ZAC12, ZAC12A, ZAC12B, ZBC12, ZBC12A, ZBC12B, ZC12, ZC12A, ZC12B, ZC2012, ZCC12, ZCC12A, ZCC12B, ZD2012