9.1V 0.5W Zener Diode – Reliable Voltage Regulation

Precision 9.1 Volt Zener Regulation

This Zener diode offers a nominal regulating voltage of 9.1V and is rated for 0.5 watts (1/2 watt) continuous power dissipation. It is designed for applications requiring accurate voltage reference or voltage stabilization in electronic circuits.

Technical Specifications

• Nominal Zener Voltage: 9.1V
• Power Rating: 0.5W (1/2 Watt)
• Mounting Style: Through-hole
• Quantity Per Package: 1
• Part Number: NTE5018A

Usage and Applications

The 9.1V 0.5W Zener diode is ideally suited for voltage regulation, surge suppression, and voltage reference circuits in power supplies, instrumentation, and other electronic assemblies. Its through-hole design enables easy implementation on standard PCBs for both prototyping and production.

Product Features

• Consistent 9.1V output for stable voltage regulation
• Robust 0.5-watt power rating for dependable operation
• Reliable through-hole mounting for secure PCB assembly
• Ideal for circuit protection, voltage clamping, and reference use cases

This part is the equivalent replacement for the following:

0033111, 0053-015-71919, 0053-023-90274, 005302390274, 0053-033-71919, 0053-909-00100, 0053-919-00100, 0403-000563, 0403000563 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), 04AZ10X, 04AZ9.1X, 04AZ9.1Y, 04AZ9.1Z, 05Z-9.1U, 05Z9.1-Z, 05Z9.1Z, 06200085, 06200113, 06220120, 06220233, 066X0040-020, 09-000-307-015-0, 090003070150, 09-3473-0, 09C5, 09C5(ZENER), 09D, 09D(ZENER), 0AZ212, 0AZ247, 1029-HC, 103-00336-18A, 1030033618A, 103-00366-18A, 103-336-18, 103-336-18A, 10333618A, 1091-0826, 10B1ZENER, 1109, 11115097, 11115376T, 1137-7058, 1160-7629, 1163-4110, 1195-6893, 1229-1308, 1231-0405, 1231-0447, 1/2Z9.1T5, 1310-8352, 1310-8522, 13-29600-2, 1346-8988, 1346-9002, 1348-4993, 13484993, 13-4882256-318, 134882256318, 134882256338, 134883461515, 1377-2686, 1384-5078, 14-000515-67, 146260, 1471898-13, 148295, 148531, 1/4M9.1Z, 1/4M9.1Z10, 1/4M9.1Z5, 1/4Z9.1D, 1/4Z9.1D10, 1/4Z9.1D5, 150527, 152-085-9-001, 152-086-7-001, 152-087-9-001, 152627, 153519, 153573, 155287, 156938, 157-919(MAG-ZENER), 181518, 18411-105, 18801-104, 192027, 192848, 195668, 1N3517, 1N5239, 1N5239A, 1N5239B, 1N5529, 1N5529A, 1N5529B, 1N5735, 1N5735B, 1N5855, 1N5855B, 1N5999A, 1N5999B, 1N6090, 1N6090A, 1N6090B, 1N713, 1N713A, 1N757, 1N757A, 1N757A-F, 1N764-3, 1N960B, 1N960B-F, 1S1095, 1S139, 1S194, 1S2091A, 1S2091(ZENER), 1S472, 1S7091, 1S7091A, 1S7091B, 200574, 2008221875, 2008221975, 200X8220-878, 2012221152, 2012222005, 2012222013, 201X2220-118, 2169-205-1006, 219459, 21A119-038, 230812, 23316325, 2331827, 23318271, 2331829, 2337529, 246P463060, 246P463070, 250220, .25N9.1, 2642309, 264P02503, 264P10405, 264P19308, 264P463050, 264P463060, 264P463070, 264P463080, 264P463090, 264P486060, 27S-200-82, 28S-200-93, 28S-910-103, 3115-109-10171, 3198-010-29180, 319801029180, 32167-406-130, 32167406130, 3596634, 36003037, 37C-200-82, 37C-800-82, 3874820, 38C-200-102, 4036887P7, 407-048-5101, 407-048-5200, 407-057-9602, 407-057-9701, 407-057-9800, 407-070-8408, 425334, 445270, 46-131240-3, 46-131519-3, 46-861046-3, 46-861159-3, 46-861170-3, 46-861191-3, 46-861868-3, 46-86953-3, 4808-0000-029, 4822-130-30862, 482213030862, 4822-130-30907, 482213030907, 4822-130-31069, 482213031069, 4822-130-80319, 482213080319, 4835-130-37008, 4835-130-37086, 483513037086, 4835-130-37096, 483513037096, 4835-130-37137, 483513037137, 4835-130-37144, 483513037144, 4835-130-37299, 483513037299, 4835-130-37402, 483513037402, 4835-130-37536, 483513037536, 4835-130-37554, 483513037554, 48-82256C18, 48-82256C38, 48-83461E15, 48-90235A05, 4890235A05, 48-90380A85, 48-90432A40, 48-90456A85, 4890456A85, 48D82256C18, 48D83461E15, 48X90235A05, 48X90380A85, 48X90456A85, 4H-130-30862, 4H1303-0862, 4H13030862, 4H13030862(MAGNAVOX), 4H13031553, .4M9.1AZ10, .4M9.1AZ5, .4M9.1Z, .4M9.1Z5, 530157-1919, 5301571919, 530157-919, 5301990919, 5303371919, 5303381859, 530-919(MAG-DIODE), 5390190949, 5390990280, 5391900100, 53SZ-HZ9B3, 5519, 5635-HZ9C1, 5635-RD9R1EB, 5635-RD9R1EB1, 5635-RD9R1EB2, 5635RD9R1EB2, 5635-RD9R1EB3, 5635RD9R1EB3, 56R-114-74, 57-919, 57-919(NAP-ZENER), 58R-104-84, 58R-300-83, .5M9.1ZS10, .5M9.1ZS5, 600-2(SYL), 601100001, 60SZ-RD9.1EB2, 610-009-2402, 61E15, 62045612, 654C9, 66X0040-020, 67-39221-04P, 67S-310-83, 67S-400-64, 68S-200-94, 741739, 743355, 75C-100-82, 77C-142-82, 78C-210-82, 78E-350-117, 78E-350-119, 8-719-100-55, 8-719-102-88, 8-719-102-89, 8-719-108-12, 871910812, 8-719-110-13, 8-719-110-14, 8-719-160-44, 8-719-191-07, 8-719-191-26, 903-10057, 903-10088, 90310088, 903-10101, 90310101, 903-499, 903-509, 9.0B2(ZENER), 9.1B, 9.1B2, 9-1B3, 9.1B3, 9.1B3(ZENER), 9.1B(ZENER), 9.1N3, 9.1N3(ZENER), 9.1Z, 9.1Z(ZENER), 93A39-80, 93B39-80, 93C39-80, 93D-100-92, 93D39-80, 93D39-80-52T, 93T4120265210, 9528353, A7110263, A7116915, A7116925, A7117005, A7118925, AZ757, AZ757A, AZ960, AZ960A, AZ960B, BYZ83-C9V1, BZ410023 (Minor mechanical difference exists, but device will fit most applications.), BZX55C9V1, BZX71C9V2, BZX72, BZX72A, BZX72B, BZX72C, BZX79-C9.1V, BZX79C9.1V, BZX79-C9V1, BZX79/C9V1, BZX79C9V1, BZX79-F9V1, BZX79F9V1, BZX83C9V1, BZX95C9V1, BZX97C9V1, BZY63, BZY68, BZY83C9V1, BZY85C9V1, BZY88C9V1, C6015, CR03070160, CR03070180, CY/MZ209, D92T09R1B2, D93T09R10Y, DGGZA9.1-Z, DGGZM9.1-B2, DGGZM9.1B2 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), DMMA4091-M, DMMA4091M (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), DNN-RD9.1E, DNN-RD9.1EB3, DUZ9R1BM, DVZ9R1BM, DX-0533, DX-1346, DX-1834, DYMTZ9.1-C, DYMTZ9.1C (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), DZPD9R1, E1639Z, E1756ZC, EA16X137, EA16X408, EA16X460, EA16X50, ECG5018, ECG5018A, ED0011, ED0012, EQA01-09C, EQA01-09S, EQA01-09S1, EQA02-09A, EQA02-09AV, EQA02-09B, EQA02-09C, EQA02-09-C0, EQA02-09-CD, EQA02-09CD, EQA0209CD, EQA02-09D, EQA02-09S, EQA02-09SA, EW16X205, EW16X376, EW16X395, EW16X397, EW16X536, EW16X599, EW16X615, EW16X95, EX0114CE9.1V, EX0313CE, FD-1029-HC, GYMTZ9.1-C, GZA9.1E, GZA9.1Y, GZA9.1-Y-BT, GZA9.1-Z, GZA9.1Z, HD30029090, HEP-Z0219, HEP-Z0219A, HM9.1, HM9.1A, HZ9, HZ9.1, HZ9B-2, HZ9B24, HZ9B-3, HZ-9C, HZ-9C1, HZ9(C)1, HZ9-C1, HZ9C1, HZ9C-2, HZ9C2, HZ-9C-3, HZ-9C3, HZ9(C)3, HZ9C-3, HZ9C3, HZS9.1J, HZS9-3, KDD0015, KGE46296, M07447322, MA1091, MA4091, MA4091-L, MA4091L, MA4091-M, MA4091(M), MA4091M, MA4091(M)-T2, MA4091(M)-Y, MA4091-M-Y (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), MA4091M-Y, MA4091N-L, MA4091N-M, MTZ9.1, MTZ9.1B, MTZ9.1TP, MTZJ10A, MTZJ9.1B (Minor mechanical difference exists, but device will fit most applications.), MTZJ9.1C, MTZJ9.1C-T2, MZ250, MZ-309-2B, MZ309B2, MZ310, NTE5018A, O4AZ9.1Y, O5Z9.1Z, O9C5(ZENER), OAZ207, ODZ910009BA, ODZ911000AC, QA209B, QA209C, QA209M, QA209M9, QD-ZRD9EXAA, RD10EB1, RD10E-N1, RD10EN1, RD10EN1T, RD-91E, RD9.1EA, RD-9.1EB, RD9.1E-B, RD9.1EB, RD9.1EB1, RD9.1EB2, RD9.1E-B3, RD9.1EB3, RD9.1EB3Z, RD9.1EBD, RD9.1EBT, RD9.1EC, RD9.1E-N3, RD9.1EN3, RD9.1ES, RD9.1ESAB3, RD9.1ES-B2, RD9.1ESB2, RD9.1ES-B3, RD9.1EW, RD9.1F-B3, RD9.1FC, RD-9.1JB, RD9AM, RD9AN, RD9E, RD9R1EB, RD9R1EW, RH-EX0312CEZZ, RHEX0312CEZZ, RHEX0317CEZZ, RH-EX0655CEZZ, RHEX0655CEZZ, RZ9.1, RZZ9.1, SD-BZX9V1, SK3784, SK3784/5018A, SK9A1, SK9A1/5018A, SZ-RD9.1EB2, TM5018A, TVS1A209C, TVSHZ9C1, TVSQA209B, TVSQA209C, TVSQA209M, TVSQA209M9, US7091, UTZJ9.1, UZ-9.1B, UZ-9.1BM, UZ9.1BM, UZ9.1BSC, VHERD9R1JB2-1, VHEXZ-090//-1, VZ-085A, VZ-090, VZ-090A, VZ-090B, VZ-090C, VZ-090D, VZ-090E, VZ-092, VZ-092A, VZ-092B, VZ-092C, VZ-092D, VZ-092E, VZ-094, VZ-094A, VZ-094B, VZ-094C, VZ-094D, VZ-094E, VZ-9.1B, WEP1419, WZ09, WZ-090, WZ090, WZ-092, WZ-094, WZ094, Z0219A(HEP), Z1C9.1, Z1D9.1, Z9-1B1, Z9.1BL, ZPD9.1