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BAT54S

Dual Schottky Barrier Diode (Series)

The BAT54S is a dual schottky barrier diode (series) from Diotec Semiconductor. View the full BAT54S datasheet below including key specifications.

Official BAT54S datasheet (PDF) — the source this page was extracted from.

Category

Diodes

Package

SOT23

BAT54S Key Specifications

ParameterValue
Average Rectified Current100mA
Reverse Leakage Current2 µA @ 25 V
Diode Configuration1 Pair Series Connection
Mounting TypeSurface Mount
Operating Temperature - Junction125°C (Max)
Package / CaseTO-236-3, SC-59, SOT-23-3
PackagingMouseReel
Reverse Recovery Time5 ns
Clock SpeedSmall Signal =< 200mA (Io), Any Speed Hz
Standard Pack Qty3000
Supplier Device PackageSOT-23-3
Diode TechnologySchottky
Reverse Voltage (Max)30 V
Forward Voltage (Max)1 V @ 100 mA

BAT54S Overview

Part: BAT54 series (BAT54, BAT54A, BAT54C, BAT54S) — Nexperia

Type: Schottky Barrier Diode

Description: Planar Schottky barrier diode with an integrated guard ring for stress protection, rated for 30 V reverse voltage and 200 mA forward current in a SOT23 package.

Operating Conditions:

  • Operating temperature: -55 to +150 °C (ambient)

Absolute Maximum Ratings:

  • Max reverse voltage: 30 V
  • Max forward current: 200 mA (Tamb = 25 °C)
  • Repetitive peak forward current: 300 mA (tp ≤ 1 s; δ ≤ 0.5; Tamb = 25 °C)
  • Non-repetitive peak forward current: 600 mA (square wave; tp < 10 ms)
  • Total power dissipation: 250 mW (Tamb ≤ 25 °C, per device, one diode loaded)
  • Max junction temperature: 150 °C
  • Storage temperature: -65 to +150 °C

Key Specs:

  • Forward voltage (IF = 0.1 mA): 240 mV max
  • Forward voltage (IF = 1 mA): 320 mV max
  • Forward voltage (IF = 10 mA): 400 mV max
  • Forward voltage (IF = 30 mA): 500 mV max
  • Forward voltage (IF = 100 mA): 800 mV max
  • Reverse current (VR = 25 V): 2 μA max
  • Diode capacitance (f = 1 MHz; VR = 1 V): 10 pF max
  • Reverse recovery time (IF = 10 mA to IR = 10 mA; RL = 100 Ω; measured at IR = 1 mA): 5 ns max

Features:

  • Low forward voltage
  • Low capacitance
  • AEC-Q101 qualified
  • Integrated guard ring for stress protection

Applications:

  • Ultra high-speed switching
  • Line termination
  • Voltage clamping
  • Reverse polarity protection

Package:

  • SOT23 (TO-236AB) plastic surface-mounted package, 3 leads

BAT54S Features

  • Low forward voltage
  • Low capacitance
  • AEC-Q101 qualified

BAT54S Thermal Information

Table 6. Thermal characteristics

SymbolParameterConditionsMinTypMaxUnit
Per device; one diode loadedPer device; one diode loaded
R th(j-a)thermal resistance from junction to ambientin free air--500K/W

BAT54S Package Information

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part NumberManufacturerPackage
BAT54NexperiaSOT-23
BAT54ADiotec SemiconductorSOT23
BAT54CDiotec SemiconductorSOT23

Other Diodes

  • CDSOT23-SM712 – Bourns Inc., Surface Mount TVS Diode
  • VMNN110CMS-TR – Stanley Electric, Infrared Emitting Diode
  • SS34HE – Vishay Intertechnology, Schottky Barrier Rectifier
  • BSD3A311V – Brightking, ESD Protection Diode
  • CH213K – WCH, Low Dropout Ideal Diode Chip
  • ESD5Z2.5T1G – onsemi, ESD Protection TVS Diode
  • PMEG4010CEJ – Nexperia, Schottky Barrier Rectifier
  • USBLC6-2SC6 – STMicroelectronics, ESD Protection Device

All Diodes datasheetsAll Diotec Semiconductor datasheets (7)

Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

Ask your AI agent about the BAT54S

Connect SheetsData to Claude, Cursor, Codex or any MCP client and your agent reads this datasheet for you: pinout, limits, register maps and design checks, with the numbers taken from the PDF.

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Then ask: "Can the BAT54S run from my 12 V rail? Check it against the datasheet limits."

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