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1SMA5918BT3G AI Analysis:
Datasheet, Specs, Alternatives & ECAD

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1SMA5918BT3G product

1SMA5918BT3G

Diodes - Zener - Single

Zener DiodeVoltage Regulator1.5WSMAAutomotive Grade

The 1SMA5918BT3G is a 1.5W Zener diode in an SMA package, offering a 5.1V nominal breakdown voltage. It is AEC-Q101 qualified, making it suitable for automotive and industrial power regulation.

Best for

  • Automotive voltage regulation
  • Industrial power supplies
  • General purpose voltage clamping

Avoid if

  • Applications requiring power dissipation significantly above 1.5W

Check before use

  • Thermal derating requirements based on PCB layout

Key specifications

Nominal Vz
5.1 V
Power Rating
1.5 W
Tolerance
±5%

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8541.10.0050

Application

AutomotiveIndustrialPower Management

Datasheet

ON-Semiconductor-company-79.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 1SMA5918BT3G: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a 1.5W surface mount Zener voltage regulator with a nominal Zener voltage of 5.1V, designed for voltage regulation and protection in compact electronic circuits.