20V 1W Zener Diode – Reliable Voltage Regulation

20V 1W Zener Diode (NTE5079A) – DO-41 Through-Hole Package

This high-reliability 20V 1W Zener diode is engineered for precision voltage regulation and circuit protection in demanding electronic designs. Housed in the standard DO-41 through-hole package, it supports robust performance in both commercial and industrial environments.

Technical Specifications – 20V Zener Diode

• Nominal Regulating Voltage: 20.0V
• Power Dissipation: 1 Watt
• Package Type: DO-41 (Through-Hole)
• Quantity per Package: 1
• Part Number: NTE5079A

Applications and Usage

This 20V 1W Zener diode is ideal for voltage regulation, reference voltage sources, and circuit protection. Designed for integration into power supplies, control systems, and analog circuits, it delivers stable voltage over a wide range of operating conditions. The through-hole mounting makes it suitable for both prototyping and production environments where robust performance is critical.

This part is the equivalent replacement for the following:

001-023032, 029-HF, 02Z18, 08020020, 1029-HF, 103-301-22A, 13-0033179-005, 13-14879-6, 13-14879-7, 13-33179-5, 134882256339, 134882256357, 13B14747-00, 14002-13(FISHER), 141834, 179-5(SYL), 1902-1182, 192-200, 192-200(MAG-ZENER), 1EA20D5, 1EZ20D, 1EZ20D10, 1EZ20D5, 1EZ20T10, 1M20Z, 1M20Z10, 1M20Z20, 1M20Z3, 1M20Z5, 1M20ZS10, 1M20ZS5, 1N1778, 1N1778A, 1N2039-3, 1N2767, 1N2767A, 1N3027, 1N3027A, 1N3027B, 1N3686, 1N3686A, 1N3686B, 1N4169, 1N4169A, 1N4169B, 1N4334, 1N4334A, 1N4334B, 1N4411, 1N4411A, 1N4411B, 1N441A, 1N4639, 1N4668, 1N4747A, 1N4839, 1N4839A, 1N5250B, 1N5570, 1N5570A, 1N5570B, 1R20, 1R20A, 1R20B, 1S1412, 1S1412R, 1S1742, 1S1967, 1S235, 1S2501, 1S3020, 1SZ40-20, 1TA20, 1TA20A, 1TA20B, 1WB-20D, 1Z20, 1Z20A, 1Z20T10, 1Z20T20, 1Z20T5, 1ZC20, 1ZC20T10, 1ZC20T5, 1ZM20T5, 1ZS20A, 202-5-3230-22020, 2093A41-85, 21A037-009, 223974, 229-1301-30, 232-0009-21, 2337893, 2421T1Z2000, 253-5, 253-5(MAG-ZENER), .25T20, .25T20A, 300313007, 309474, 36905002, 42031260, 43072, 4835-130-37105, 483513037105, 48-82256C39, 48-82256C57, 48-83699E14, 48D82256C39, 48P83624E04, .4T20, .4T20A, .4T20B, 523-2003-200, 530073-1028, 530073-21, 530073-28, 530192-1200, 5301921200, 530192-200, 5302531005, 530253-5, 540-043, 561-2561-780, 561-2597-471, 56-45, 5A-9266, 5A-9266(WILLIAMS), 62669462, 62761296, 66F1009, 66F1081, 707W00179, 71411-4, 71411-8, .72M20B, .72M20C, .72M20D, .7JZ20, .7Z20, .7Z20A, .7Z20B, .7Z20C, .7Z20D, .7ZM20, .7ZM20A, .7ZM20B, .7ZM20C, .7ZM20D, 809-32, 86-139-1, 86-66-1, 86-73-1, 86-88-1, 8-719-931-20, 879-6(SYL), 879-7(SYL), 919-00-3309, 919-003309, 919-00-3309-1, 919-015618-1, 92SA-02394, 935-6334, 93A39-5, 93A39-7, 93B39-5, 93B39-7, 93C39-5, 93C39-7, 93D39-7, 972217, A054-232, AW01-20, AZ-197, B66X0040-002, BZ-197, BZ197, BZ-210, BZ210, BZV17C20, BZV85C20, BZX29C20, BZX59C20, BZX64C20, BZX81C20, BZX85C20, BZY92C20, CX-0049, CXL5029, CXL5079, CZ20B, DJJ-BZ-210, DNN-RD20EB3, DZB20, DZB20C, ECG5079, ECG5079A, EE5A-20G, ELP20G, EQA01-20R, EQA01-20RB, EQA01-21R, EQA1207R, EQA120R, EQA12OR, EQB01-20, ES16X41, EZ20(ELCOM), FD-1029-HF, GEZD-20, GXI20G, GZ1-20G, GZB20, GZB20B, HEPZ0230, HEP-Z0421, HEPZ0421, HW20, HW20A, HZ20H, HZ20P, HZ20PB, HZ-20VC, HZ5250, JZ20B, LPM20A, LR200C, LZZ1-20, MA2200, MC6021A, MC6121A, MEZ1-20, MTZ621A, MZ1000-20, MZ420A, MZ420B, MZ500.20, NT50C20, NT5527, NT55C20, NTE5079A, P3309, R9381, RA26(50V), RD-19A, RD-19AM, RD-20E, RD20F, RD20FA, RD20FB, RD20FB2, RD20FBA, RE-126, RE126, REN5079, RH-EX0037CEZZ, RH-EX0072CEZZ, RHEX0072CEZZ, RH-EX0592CEZZ, S5250B, SD-31, SK20V, SK20V/5079A, SK3335, SK3335/5079A, SV49, SZ20B, TM5079, TM5079A, TR14002-13, TUSS1R20, UDZ8720, UZ1-20, UZ8720, UZ8820, UZP-20B, VR20, VR20A, VR20B, WEP1163, Z0421(HEP), Z4747A, Z4B20, Z4XL20, Z4XL20B, Z5A20, ZA20B, ZB1, ZB20A, ZB20B, ZB220, ZBU-19, ZC020, ZD20, ZD20B, ZF20 (Minor mechanical difference exists, but device will fit most applications.), ZF20P, ZH120, ZH20B, ZM20, ZM20A, ZM20B, ZOB20, ZP20, ZPY20, ZR220, ZW20, ZY20