Part Details for 1SMB5921BT3G by onsemi
Results Overview of 1SMB5921BT3G by onsemi
- Distributor Offerings: (19 listings)
- Number of FFF Equivalents: (6 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
Consumer Electronics
Energy and Power Systems
Renewable Energy
1SMB5921BT3G Information
1SMB5921BT3G 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 1SMB5921BT3G
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
96AC5329
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Newark | Zen Smb Reg 3W 6.8V Tr Rohs Compliant: Yes |Onsemi 1SMB5921BT3G RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Reel | 27500 |
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$0.0730 | Buy Now |
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DISTI #
88H5166
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Newark | Zener Diode, 3W, 6.8V, Smb, Zener Voltage Nom:6.8V, 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 1SMB5921BT3G RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 4718 |
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$0.1250 / $0.2900 | Buy Now |
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DISTI #
29X6285
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Newark | Diode, Zener, 6.8V, 3W, Do-214Aa, Zener Voltage Nom:6.8V, 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 1SMB5921BT3G RoHS: Compliant Min Qty: 7500 Package Multiple: 1 Date Code: 0 Container: Reel | 0 |
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$0.0720 / $0.0960 | Buy Now |
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DISTI #
1SMB5921BT3G
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Avnet Americas | - Tape and Reel (Alt: 1SMB5921BT3G) COO: Viet Nam RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 10 Weeks, 0 Days Container: Reel | 27500 |
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$0.0639 / $0.0692 | Buy Now |
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DISTI #
88H5166
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Avnet Americas | - Product that comes on tape, but is not reeled (Alt: 88H5166) COO: Viet Nam RoHS: Compliant Min Qty: 1 Package Multiple: 1 Container: Ammo Pack | 4718 Partner Stock |
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$0.1240 / $0.2900 | Buy Now |
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DISTI #
70100295
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RS | DIODE, ZENER, VR 6.8V, IF 200MA, PKG SMB, VF 1.5V, TJ +150DEGC, PD 3W, IR 55.1MA Min Qty: 10 Package Multiple: 1 Container: Bulk | 0 |
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$0.1950 / $0.2290 | RFQ |
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Bristol Electronics | 451 |
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RFQ | ||
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DISTI #
1SMB5921BT3G
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TME | Diode: Zener, 3W, 6.8V, SMD, reel,tape, SMB, single diode Min Qty: 1 | 3383 |
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$0.0890 / $0.2800 | Buy Now |
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NexGen Digital | 34 |
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RFQ | ||
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DISTI #
SMC-1SMB5921BT3G
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Sensible Micro Corporation | Diode Zener 6.8V 3W Smb / Zener Diode Single 6.8V 5% 2.5Ohm 3000Mw Automotive 2-Pin Smb T/R RoHS: Compliant Min Qty: 25 Lead time: 0 Weeks, 1 Days Date Code: TBC Container: Tape & Reel | 122 |
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RFQ |
US Tariff Estimator: 1SMB5921BT3G 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 1SMB5921BT3G
1SMB5921BT3G CAD Models
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1SMB5921BT3G Part Data Attributes
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1SMB5921BT3G
onsemi
Buy Now
Datasheet
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Compare Parts:
1SMB5921BT3G
onsemi
3.0 W Zener Diode Voltage Regulator 6.8 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 | |
| Samacsys Manufacturer | onsemi | |
| Configuration | SINGLE | |
| Diode Element Material | SILICON | |
| Diode Type | ZENER DIODE | |
| Dynamic Impedance-Max | 2.5 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 | 6.8 V | |
| Surface Mount | YES | |
| Technology | ZENER | |
| Terminal Finish | Matte Tin (Sn) - annealed | |
| Terminal Form | L BEND | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Voltage Tol-Max | 5% | |
| Working Test Current | 55.1 mA |
Alternate Parts for 1SMB5921BT3G
This table gives cross-reference parts and alternative options found for 1SMB5921BT3G. 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 1SMB5921BT3G, 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 |
|---|---|---|---|---|
| SMBJ5921B | Micro Commercial Components | Check for Price | Zener Diode, 6.8V V(Z), 5%, 1.5W, Silicon, Unidirectional, DO-214AA, PLASTIC, SMB, 2 PIN | 1SMB5921BT3G vs SMBJ5921B |
| HSMBJ5921BTRE3 | Microsemi Corporation (now Microchip) | Check for Price | Zener Diode, 6.8V V(Z), 5%, 3W, | 1SMB5921BT3G vs HSMBJ5921BTRE3 |
| HSMBJ5921BE3 | Microsemi Corporation (now Microchip) | Check for Price | Zener Diode, 6.8V V(Z), 5%, 1.56W, Silicon, Unidirectional, DO-214AA, ROHS COMPLIANT, PLASTIC PACKAGE-2 | 1SMB5921BT3G vs HSMBJ5921BE3 |
| SMBJ5921B | Microchip Technology Inc | Check for Price | Zener Diode, 6.8V V(Z), 5%, 1.25W, Silicon, Unidirectional, DO-214AA, PLASTIC, SMBJ, 2 PIN | 1SMB5921BT3G vs SMBJ5921B |
| SMBJ5921BE3 | Microchip Technology Inc | Check for Price | Zener Diode, 6.8V V(Z), 5%, 1.25W, Silicon, Unidirectional, DO-214AA, ROHS COMPLIANT, PLASTIC, SMBJ, 2 PIN | 1SMB5921BT3G vs SMBJ5921BE3 |
| SMBJ5921B | Suzhou Good-Ark Electronics Co Ltd | Check for Price | Zener Diode | 1SMB5921BT3G vs SMBJ5921B |
1SMB5921BT3G Frequently Asked Questions (FAQ)
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A good PCB layout for the 1SMB5921BT3G involves keeping the leads as short as possible, using a solid ground plane, and placing a 10uF ceramic capacitor between the cathode and anode pins to reduce noise and ringing.
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To ensure proper biasing, connect the anode to a voltage source through a current-limiting resistor, and connect the cathode to ground through a low-impedance path. The recommended bias voltage is between 5V and 24V.
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The 1SMB5921BT3G has a maximum surge current rating of 3000A, making it suitable for protecting against high-energy surges and spikes.
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Yes, the 1SMB5921BT3G is rated for operation up to 150°C, making it suitable for use in high-temperature environments. However, the device's performance may degrade at elevated temperatures.
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Select the correct variant based on the required breakdown voltage, which ranges from 5.8V to 6.2V for the 1SMB5921BT3G. Ensure the selected variant meets the specific requirements of your application.