High-Voltage High-Speed NPN Transistor Switch

High-Voltage Switching for Demanding Applications

The NTE51 NPN transistor is designed for high-voltage, high-speed switching in a wide range of electronic applications. Ideal for everyday DIY projects or replacing components in power supplies, this transistor delivers reliable performance and efficiency where quick switching and durability matter most.

Key Features of the NPN High-Voltage High-Speed Switch

• Efficient high-speed switching action
• Handles high voltages, perfect for power supplies and switching circuits
• Robust NPN silicon design for long-lasting use
• Single unit per package for easy, one-off replacements or prototypes

Technical Data

• Part Number: NTE51
• Type: NPN transistor
• Application: High-voltage, high-speed switching

Common Uses

• Switching regulators
• Inverters
• Motor controls
• Relay and solenoid drivers

Easy to Use, Reliable Results

Upgrade or repair your electronics with confidence using this high-speed, high-voltage switching transistor. Its straightforward design makes it perfect for both beginners and experienced hobbyists. Enjoy the benefits of stable, efficient performance in your next project.

Your Trusted Electronics Source

Vetco Electronics offers genuine high-voltage, high-speed NPN transistors like the NTE51, ensuring you receive components you can trust for your repair or DIY needs. Our helpful support is always ready to answer questions about compatibility and usage.

This part is the equivalent replacement for the following:

01H0840, 1028-01(ZENITH), 1070(ZENITH), 1854-0803, 1854-1134, 1854-1169, 2SC2233, 2SC2501, 2SC2552, 2SC2738, 2SC2826, 2SC2929, 2SC3038, 2SC3038N, 2SC3231, 2SC3316 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), 2SC3317, 2SC3317-S, 2SC3317S, 2SC3569 (Must use the insulating hardware supplied.), 2SC3569K (Must use the insulating hardware supplied.), 2SC3569L (Must use the insulating hardware supplied.), 2SC3569M (Must use the insulating hardware supplied.), 2SC3968, 2SC3969 (Must use the insulating hardware supplied.), 2SC4354 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), 2SD1159, 2SD772A, 2SD841, 4100230380, 4835-130-47202, 483513047202, 4835-130-47206, 483513047206, 48-90380A03, 4890380A03, 497-3149-5-ND, 533-1(MAG), 551-1(MAG), 6104360001, 6105330001, 610533-1, 610551, 6105510001, 610551-1, 8-729-017-78, 8-729-902-10, 935-6012, 95K2SC2501, 95K2SC2826, BUT134, BUT135, BUT93, BUX99 (Minor mechanical difference exists, but device will fit most applications.), C2233, C2501, C2501(JAPAN), C2501(TRANS), C2552(TRANS), C2738(TRANS), C2929(TRANS), C3038, C3038N(TRANS), C3038(TRANS), C3169 (Must use the insulating hardware supplied.), C3231(TRANS), C3235 (Must use the insulating hardware supplied.), C3316 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), C3569K(TRANS) (Must use the insulating hardware supplied.), C3569L(TRANS) (Must use the insulating hardware supplied.), C3569M(TRANS) (Must use the insulating hardware supplied.), C3569(TRANS) (Must use the insulating hardware supplied.), C3968(TRANS), C3969(TRANS) (Must use the insulating hardware supplied.), C4354(TRANS) (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), D1136(TRANS), D1159, D44Q1, D44Q2, D44Q3, D44Q4, D44Q5, D44Q6, D44T1, D44T2, D44T3, D44T4, D44T5, D44T6, D44T7, D44T8, D44TD3, D44TD4, D44TD5, D44U1, D44U2, D44U3, D44U4, D44U5, D44U6, D772A(TRANS), D772B(TRANS), D772(TRANS), D841, DDTD5, DT44T1, E13004, E13005, EW15X378, HE-234-276, KSC2233, KSC2333, KSC2333-O, KSC2333-R, KTC3231, MJE13002, MJE13003, MJE13004, MJE13005, N6105510001, NTE51, SJE2481K, SJE2482K, SK9263, SK9452, SK9452/51, ST13004, ST13005, ST44Q1, ST44Q2, ST44Q3, ST44Q4, ST44Q5, ST44Q6, ST44T1, ST44T2, ST44T3, ST44T4, ST44T5, ST44T6, ST44T7, ST44T8, ST44TD3, ST44TD4, ST44TD5, STI-13004, STI13004, STI-13005, T3V40F1, T44TD4, TD30011590, TE13004, TE13005, TIP31D, TIP31E, TIP31F, TIP75, TIP75A, TIP75B, TIP75C