Part Details for 1SMB5943BT3G by onsemi
Results Overview of 1SMB5943BT3G by onsemi
- Distributor Offerings: (22 listings)
- Number of FFF Equivalents: (3 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Energy and Power Systems
Automotive
1SMB5943BT3G Information
1SMB5943BT3G by onsemi 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 1SMB5943BT3G
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
59M4353
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Newark | Zener Single Diode, General Purpose, 56 V, 3 W, Do-214Aa, 5 %, 2, 150 C Rohs Compliant: Yes |Onsemi 1SMB5943BT3G RoHS: Compliant Min Qty: 5 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 5830 |
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$0.0980 / $0.3500 | Buy Now |
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DISTI #
84AC3388
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Newark | Zen Smb Reg 3W 56V Tr Rohs Compliant: Yes |Onsemi 1SMB5943BT3G RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Reel | 2500 |
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$0.0830 | Buy Now |
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DISTI #
45J2459
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Newark | Zener Diode, 3W, 56V, Smb, Full Reel, Zener Voltage Nom:56V, Power Dissipation:3W, Diode Case Style:Do-214Aa (Smb), No. Of Pins:2Pins, Operating Temperature Max:150°C, Diode Mounting:Surface Mount, Product Range:1Smb59Xxbt3G Series Rohs Compliant: Yes |Onsemi 1SMB5943BT3G RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Reel | 0 |
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$0.0800 / $0.1290 | Buy Now |
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DISTI #
1SMB5943BT3G
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Avnet Americas | - Tape and Reel (Alt: 1SMB5943BT3G) COO: Malaysia RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 11 Weeks, 0 Days Container: Reel | 2500 |
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$0.0810 / $0.0878 | Buy Now |
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DISTI #
1SMB5943BT3G
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Avnet Americas | - Tape and Reel (Alt: 1SMB5943BT3G) COO: Malaysia RoHS: Compliant Min Qty: 10000 Package Multiple: 2500 Lead time: 11 Weeks, 0 Days Container: Reel | 0 |
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$0.0758 / $0.0830 | Buy Now |
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DISTI #
70100308
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RS | DIODE, ZENER, VR 56V, IF 200MA, PKG SMB, VF 1.5V, TJ +150DEGC, PD 3W, IR 6.7MA Min Qty: 20 Package Multiple: 1 Container: Bulk | 0 |
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$0.2290 / $0.2690 | RFQ |
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Bristol Electronics | Min Qty: 12 | 2725 |
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$0.0882 / $0.4410 | Buy Now |
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Bristol Electronics | 764 |
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RFQ | ||
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Bristol Electronics | Min Qty: 7 | 8 |
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$0.7500 | Buy Now |
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DISTI #
1SMB5943BT3G
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TME | Diode: Zener, 3W, 56V, SMD, reel,tape, SMB, single diode Min Qty: 1 | 1398 |
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$0.1160 / $0.3400 | Buy Now |
US Tariff Estimator: 1SMB5943BT3G by onsemi
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 1SMB5943BT3G
1SMB5943BT3G CAD Models
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1SMB5943BT3G Part Data Attributes
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1SMB5943BT3G
onsemi
Buy Now
Datasheet
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Compare Parts:
1SMB5943BT3G
onsemi
3.0 W Zener Diode Voltage Regulator 56 V, SMB, 2500-REEL
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | ONSEMI | |
| Part Package Code | SMB | |
| Package Description | LEAD FREE, PLASTIC, CASE 403A-03, SMB, 2 PIN | |
| Pin Count | 2 | |
| Manufacturer Package Code | 403A-03 | |
| Reach Compliance Code | Not Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.10.00.50 | |
| Factory Lead Time | 6 Weeks | |
| Samacsys Manufacturer | onsemi | |
| Configuration | SINGLE | |
| Diode Element Material | SILICON | |
| Diode Type | ZENER DIODE | |
| Dynamic Impedance-Max | 86 Ω | |
| JEDEC-95 Code | DO-214AA | |
| JESD-30 Code | R-PDSO-L2 | |
| JESD-609 Code | e3 | |
| Moisture Sensitivity Level | 1 | |
| Number of Elements | 1 | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 150 °C | |
| Operating Temperature-Min | -65 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Polarity | UNIDIRECTIONAL | |
| Power Dissipation-Max | 3 W | |
| Qualification Status | Not Qualified | |
| Reference Voltage-Nom | 56 V | |
| Surface Mount | YES | |
| Technology | ZENER | |
| Terminal Finish | MATTE TIN | |
| Terminal Form | L BEND | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Voltage Tol-Max | 5% | |
| Working Test Current | 6.7 mA |
Alternate Parts for 1SMB5943BT3G
This table gives cross-reference parts and alternative options found for 1SMB5943BT3G. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 1SMB5943BT3G, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| HSMBJ5943B | Microsemi Corporation (now Microchip) | Check for Price | Zener Diode, 56V V(Z), 5%, 1.56W, Silicon, Unidirectional, DO-214AA, PLASTIC PACKAGE-2 | 1SMB5943BT3G vs HSMBJ5943B |
| HSMBJ5943BTRE3 | Microsemi Corporation (now Microchip) | Check for Price | Zener Diode, 56V V(Z), 5%, 3W, | 1SMB5943BT3G vs HSMBJ5943BTRE3 |
| 1SMB5943BT3 | onsemi | Check for Price | 56V, 0.55W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-214AA, PLASTIC, CASE 403A-03, SMB, 2 PIN | 1SMB5943BT3G vs 1SMB5943BT3 |
1SMB5943BT3G Frequently Asked Questions (FAQ)
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The recommended PCB footprint for the 1SMB5943BT3G is a standard SOD-323 package with a 1.7mm x 1.3mm body size. The recommended land pattern is available in the onsemi packaging specifications document.
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To ensure reliable operation of the 1SMB5943BT3G in high-temperature environments, it is recommended to follow proper thermal management practices, such as providing adequate heat sinking and airflow, and ensuring that the device is operated within its specified temperature range.
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The maximum surge current rating for the 1SMB5943BT3G is 30A for a 10/1000μs waveform, as specified in the datasheet. However, it is recommended to derate the surge current rating based on the specific application and environmental conditions.
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Yes, the 1SMB5943BT3G is qualified for automotive applications and meets the requirements of AEC-Q101. However, it is recommended to consult with onsemi's automotive support team to ensure that the device meets the specific requirements of the application.
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The 1SMB5943BT3G has an integrated ESD protection diode, but it is recommended to follow proper ESD handling and storage procedures to prevent damage to the device. Additional external ESD protection may be required depending on the specific application and environment.