Part Details for 1N4742 by Microchip Technology Inc
Results Overview of 1N4742 by Microchip Technology Inc
- Distributor Offerings: (8 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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1N4742 Information
1N4742 by Microchip Technology Inc is a Zener Diode.
Zener Diodes are under the broader part category of Diodes.
A diode is a electrical part that can control the direction in which the current flows in a device. Consider factors like voltage drop, current capacity, reverse voltage, and operating frequency when selecting a diode. Read more about Diodes on our Diodes part category page.
Price & Stock for 1N4742
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
62AJ0670
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Newark | Voltage Regulator Do-41 Rohs Compliant: Yes |Microchip 1N4742 RoHS: Compliant Min Qty: 302 Package Multiple: 1 Date Code: 0 Container: Bulk | 0 |
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$2.6200 / $2.7200 | Buy Now |
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DISTI #
150-1N4742-ND
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DigiKey | DIODE ZENER 12V 1W DO204AL Min Qty: 302 Lead time: 20 Weeks Container: Bulk | Temporarily Out of Stock |
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$2.7200 | Buy Now |
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DISTI #
1N4742
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Avnet Americas | - Tape and Reel (Alt: 1N4742) COO: United States of America (the) RoHS: Not Compliant Min Qty: 302 Package Multiple: 1 Lead time: 20 Weeks, 0 Days Container: Tape & Reel | 0 |
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$2.6112 / $2.6656 | Buy Now |
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DISTI #
1N4742
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Microchip Technology Inc | Voltage Regulator _ DO-41, Projected EOL: 2049-02-05 COO: Philippines ECCN: EAR99 RoHS: Compliant Lead time: 20 Weeks, 0 Days | In Stock: 239 and Alternates Available |
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$2.9200 | Buy Now |
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Future Electronics | RoHS: Not Compliant pbFree: No Min Qty: 302 Package Multiple: 1 | 0 |
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$2.7200 / $2.7600 | Buy Now |
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Onlinecomponents.com | RoHS: Compliant | 0 |
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$2.8600 / $4.1500 | Buy Now |
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NAC | Voltage Regulator. - Voltage & Current Regulation Product Line RoHS: Compliant Min Qty: 119 Package Multiple: 1 | 0 |
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$2.5500 / $3.0700 | Buy Now |
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Master Electronics | RoHS: Compliant | 0 |
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$2.8600 / $4.1500 | Buy Now |
US Tariff Estimator: 1N4742 by Microchip Technology Inc
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for 1N4742
1N4742 Part Data Attributes
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1N4742
Microchip Technology Inc
Buy Now
Datasheet
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Compare Parts:
1N4742
Microchip Technology Inc
Voltage Regulator _ DO-41
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| Rohs Code | No | |
| Part Life Cycle Code | Active | |
| Package Description | Plastic Package-2 | |
| Reach Compliance Code | Not Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.10.00.50 | |
| Factory Lead Time | 20 Weeks | |
| Case Connection | Isolated | |
| Configuration | Single | |
| Diode Element Material | Silicon | |
| Diode Type | Zener Diode | |
| JEDEC-95 Code | DO-41 | |
| JESD-30 Code | O-PALF-W2 | |
| JESD-609 Code | e0 | |
| Number of Elements | 1 | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 200 °C | |
| Operating Temperature-Min | -65 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Shape | Round | |
| Package Style | Long Form | |
| Polarity | Unidirectional | |
| Power Dissipation-Max | 1 W | |
| Reference Voltage-Nom | 12 V | |
| Surface Mount | No | |
| Technology | Zener | |
| Terminal Finish | Tin/Lead (Sn/Pb) | |
| Terminal Form | Wire | |
| Terminal Position | Axial | |
| Voltage Tol-Max | 10% | |
| Working Test Current | 21 Ma |
1N4742 Frequently Asked Questions (FAQ)
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The recommended operating temperature range for the 1N4742 is -65°C to +175°C, although the device can withstand temperatures up to +200°C for short periods.
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To ensure stable zener operation, the 1N4742 should be biased with a minimum of 1 mA of current, and the voltage across the diode should be within the specified zener voltage range (12-13V for the 1N4742).
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While the 1N4742 can be used as a simple voltage regulator, it is not recommended for applications requiring high current or tight voltage regulation. The 1N4742 is primarily designed as a voltage reference or voltage stabilizer, and its voltage regulation capabilities are limited.
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The 1N4742 is designed to withstand transient or surge conditions, including ESD and EFT events. However, it is still important to follow proper design and layout practices to ensure the device is protected from excessive voltage and current transients.
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While the 1N4742 can be used in switching power supply designs, it is not the most suitable choice due to its relatively high impedance and limited current handling capabilities. Other zener diodes or voltage reference devices may be more suitable for switching power supply applications.