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STMicroelectronics · Discrete semiconductors

SMDB3

DIAC 28-36V 1A SOT23-3

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SMDB3 component illustration
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SMDB3 specifications

Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.

ManufacturerSTMicroelectronics
Ordering codeSMDB3
FamilyDiscrete semiconductors
PackageTO-236-3, SC-59, SOT-23-3
Product StatusActive
Voltage - Breakover28 ~ 36V
Current - Breakover10 µA
Current - Hold (Ih) (Max)Not provided in source
Current - Peak Output1 A
Operating Temperature-40°C ~ 125°C (TJ)
Package / CaseTO-236-3, SC-59, SOT-23-3
Supplier Device PackageSOT-23-3

Documents and evidence

SMDB3 ↗

Catalog sources

www.ic-components.com · SMDB3 ↗

Source directory identity match; source detail pending. Specifications remain from existing catalog.

Before sourcing SMDB3

  1. Identify the firmware and board baseline
  2. Check flash, RAM and required peripherals
  3. Review pin assignment and supply limits
  4. Keep the full temperature and package suffix
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