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1SMB5919BT3G On Semiconductor 1SMB5919BT3G is a 3W surface mount Zener diode with a 5.6V nominal voltage, ±5% tolerance, in a DO-214AA (SMB) package.
Mfr Part #:

1SMB5919BT3G

Available from 11 distributors
Mfr Name: On Semiconductor
On Semiconductor
On Semiconductor 1SMB5919BT3G is a 3W surface mount Zener diode with a 5.6V nominal voltage, ±5% tolerance, in a DO-214AA (SMB) package.
✓ Total Stock: 120,986 pcs

1SMB5919BT3G Available from 11 distributors

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Smaxon Electronics ✓
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61,404 pcs
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Optech Co.,Limited ✓
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53,520 pcs
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Components Technology Group, Inc. ✓
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1,741 pcs
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Xingangxin ✓
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1,531 pcs
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Bristol Electronics ✓
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1,225 pcs
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Braun Electronic Components ✓
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985 pcs
$0.10 ℹ
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985 pcs $0.10
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1 On Request On Request On Request On Request On Request
MW.FEP S.p.A. ✓
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401 pcs
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Hybrid Electronics ✓
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100 pcs
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Akira Global ✓
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60 pcs
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60 pcs On Request 1 On Request On Request On Request On Request On Request
Speed Components Ltd ✓
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16 pcs
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Emiteli ✓
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3 pcs
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1SMB5919BT3G Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Forward Voltage
Impedance (Max) (Zzt)
Lead Style
Mounting Type
Operating Temperature
Operating Temperature Range
Package / Case
Power
Power Dissipation
Storage Temperature
Supplier Device Package
Tape & Reel
Tolerance
Voltage
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1SMB5919BT3G Description

Short technical summary and product information.

The 1SMB5919BT3G from On Semiconductor is a 3W plastic surface mount Zener voltage regulator diode. It features a nominal Zener voltage of 5.6V with ±5% tolerance and low Zener impedance of 2Ω. The device is rated for 3W power dissipation at a lead temperature of 75°C, and 550mW at ambient temperature of 25°C on an FR-4 board. It offers an ESD rating of Class 3 (>16 kV) per Human Body Model. Operating temperature range is -65°C to +150°C. The package is a void-free, transfer-molded plastic DO-214AA (SMB) case with a modified L-Bend lead design. The part is Pb-Free and flammability rated UL 94 V-0.

1SMB5919BT3G Quick Information

Product Type: Zener Diode
Series: 1SMB59xxBT3G
Canonical Name: On Semiconductor 1SMB5919BT3G Zener Diode, 5.6V, 3W, SMB
Subcategory: Single Zener Diode

1SMB5919BT3G Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

1SMB5919BT3G Features

  • Zener voltage 5.6V nominal ±5% tolerance.
  • 3W power dissipation at 75°C lead temperature.
  • Surface mount DO-214AA (SMB) package.
  • ESD rating Class 3 >16 kV HBM.
  • Pb-Free and UL 94 V-0 rated.

1SMB5919BT3G Applications

  • Voltage regulation in DC power supplies.
  • Overvoltage protection circuits.
  • Voltage reference in analog circuits.
  • Automotive electronics (AEC-Q101 qualified variants).

1SMB5919BT3G FAQs

5 frequently asked questions generated from this part’s specifications.
What is the Zener voltage of 1SMB5919BT3G?

The nominal Zener voltage is 5.6V with ±5% tolerance.

What is the power dissipation rating?

Maximum steady state power dissipation is 3W at lead temperature 75°C (derate 40mW/°C above 75°C). At 25°C ambient on FR-4 board, power is 550mW.

What package does this diode come in?

It is packaged in a surface mount DO-214AA (SMB) case.

What is the operating temperature range?

Operating and storage temperature range is -65°C to +150°C.

Is the 1SMB5919BT3G RoHS compliant?

The datasheet states the device is Pb-Free. RoHS compliance is unverified but the part is considered RoHS3 compliant in the database.

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