Skip to main content

We use cookies to understand how you use our site and improve your experience. See our Privacy Policy.

SK34

Schottky Barrier Rectifier

The SK34 is a schottky barrier rectifier from Good-Ark Semiconductor. View the full SK34 datasheet below including key specifications, electrical characteristics, absolute maximum ratings.

SK34 shares its datasheet with SK310, whose page lists every part number it covers.

Official SK34 datasheet (PDF) — the source this page was extracted from.

Manufacturer

Good-Ark Semiconductor

Category

Discrete Semiconductors

Package

SMC

SK34 Key Specifications

ParameterValue
Capacitance @ Vr, F250pF @ 4V, 1MHz
Current - Average Rectified (Io)3A
Reverse Leakage Current500 µA @ 30 V
GradeAutomotive
Mounting TypeSurface Mount
Operating Temperature - Junction-55°C ~ 150°C
Package / CaseDO-214AC, SMA
PackagingMouseReel
QualificationAEC-Q101
Clock SpeedFast Recovery =< 500ns, > 200mA (Io) Hz
Standard Pack Qty7500
Supplier Device PackageDO-214AC (SMA)
Diode TechnologySchottky
Reverse Voltage (Max)30 V
Forward Voltage (Max)550 mV @ 3 A

SK34 Overview

Part: SK310 — Micro Commercial Components Type: Schottky Rectifier Description: 3 A Schottky rectifier with 20 to 100 V reverse voltage range and low forward voltage.

Operating Conditions:

  • Operating temperature: -55 °C to +150 °C
  • Max DC Blocking Voltage: 100V

Absolute Maximum Ratings:

  • Max continuous current: 3.0A
  • Max junction/storage temperature: 150 °C

Key Specs:

  • Average Forward Current: 3.0A (T L =100 ⁰ C)
  • Peak Forward Surge Current: 100A (8.3ms, Half Sine)
  • Maximum Instantaneous Forward Voltage (SK38-310): 0.85V (I FM =3.0A; T J =25 ⁰ C)
  • Maximum DC Reverse Current at Rated DC Blocking Voltage: 0.1 mA (T J =25 ⁰ C)
  • Maximum DC Reverse Current at Rated DC Blocking Voltage: 10mA (T J =100 ⁰C)
  • Typical Junction Capacitance: 250pF (Measured at 1.0MHz, V R =4.0V)
  • Maximum Recurrent Peak Reverse Voltage (SK310): 100V

Features:

  • Lead Free Finish/RoHS Compliant
  • Halogen Free. 'Green' Device
  • High Current Capability With Low Forward Voltage
  • Epoxy Meets UL 94 V-0 Flammability Rating
  • Moisture Sensitivity Level 1

Applications:

Package:

  • SMC (DO-214AB)

SK34 Features

  • Lead Free Finish/RoHS Compliant(Note 1) ("P" Suffix D esignates Compliant. See O rdering I nformation)
  • Halogen Free. 'Green' Device (Note 2)
  • High Current Capability With Low Forward Voltage
  • Epoxy Meets UL 94 V-0 Flammability Rating
  • Moisture Sensitivity Level 1

SK34 Electrical Characteristics

Average Forward CurrentI F(AV)3.0AT L =100 ⁰ C
Peak Forward Surge CurrentI FSM100A8.3ms, H alf S ine
Maximum Instantaneous Forward Voltage SK32-34 SK35-36 SK38-310V F0.50V 0.75V 0.85VI FM =3.0A; T J =25 ⁰ C*
Maximum DC Reverse Current a t Rated DC Blocking VoltageI R0. 1 mA 1 0mAT J =25 ⁰ C ; T J =100 ⁰C
Typical Junction CapacitanceC J250pFMeasured at 1.0MHz, V R =4.0V

3 Amp Schottky Rectifier 20 to 100 Volts

SMC (DO-214AB)

F

DIMENSIONSDIMENSIONSDIMENSIONSDIMENSIONSDIMENSIONSDIMENSIONS
DIMINCHESINCHESMMMMNOTE
DIMMINMAXMINMAXNOTE
A0.0790.1032.002.62
B0.1080.1282.753.25
C0.0020.0080.0510.203
D0.0060.0120.1520.305
E0.0300.0600.761.52
F0.3050.3207.758.13
G0.2600.2806.607.11
H0.2200.2455.596.22

SK34 Absolute Maximum Ratings

  • Operating Junction Temperature Range: -55 ⁰C to +1 50 ⁰C

  • Storage Temperature Range: -55 ⁰C to +1 50 ⁰C

  • Maximum Thermal Resistance: 20 °C/W Junction To Case

  • Maximum Thermal Resistance: 10°C/W Junction to Lead

  • Maximum Thermal Resistance: 55°C/W Junction to Ambient

MCC Part NumberDevice MarkingMaximum Recurrent Peak Reverse VoltageMaximum RMS VoltageMaximum DC Blocking Voltage
SK32SK3220V14V20V
SK33SK3330V21V30V
SK34SK3440V28V40V
SK35SK3550V35V50V
SK36SK3660V42V60V
SK38SK3880V56V80V
SK310SK310100V70V100V

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
SK310Micro Commercial ComponentsSMC
SK310BFMicro Commercial ComponentsSMC (DO-214AB)
SK32Good-Ark SemiconductorSMC
SK33Diotec SemiconductorSMC(DO-214AB)
SK35Good-Ark SemiconductorSMC
SK36Good-Ark SemiconductorSMC
SK38Micro Commercial ComponentsSMC

Other Discrete Semiconductors

  • AO3401A – Alpha & Omega Semiconductor, P-Channel MOSFET
  • 2N3904 – onsemi, NPN General - Purpose Amplifier
  • 1N4148W-13-F – Diodes Incorporated, Surface-Mount Fast Switching Diode
  • 1N4148W-7-F – Diodes Incorporated, Surface-Mount Fast Switching Diode
  • 1N4148WS – onsemi, Fast Switching Diode
  • 1N4148WS-13-F – Diodes Incorporated, Fast Switching Diode
  • 1N4148WS-7-F – Diodes Incorporated, Fast Switching Diode
  • 1N4148WSQ – Diodes Incorporated, Fast Switching Diode

All Discrete Semiconductors datasheetsAll Good-Ark Semiconductor datasheets (5)

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 SK34

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.

claude mcp add --transport http sheetsdata https://mcp.sheetsdata.com/mcp

Then ask: "Can the SK34 run from my 12 V rail? Check it against the datasheet limits."

Create a free account $2 of usage every month, no card needed.