BAT85S Small Signal Schottky Diode

Vishay Electronic Component — specifications, applications, sourcing support and RFQ.

BAT85S Small Signal Schottky Diode

RFQ Available Sourcing Support Alternative Matching RoHS
Part Number
BAT85S
Manufacturer
Vishay
Package
DO-35 (DO-204AH), body length 3.9 mm max, body diameter 1.7 mm max, lead length 26 mm min each side
Category
Power Devices
Product Type
Schottky Diode

Quick Sourcing Note

BAT85S from Vishay is a small signal Schottky diode in a DO-35 (DO-204AH) package. Key ratings include 30 V reverse voltage, 200 mA forward continuous current, 300 mA repetitive peak forward current, and 5 A peak forward surge current. Electrical characteristics include 10 pF max diode capacitance and 5 ns max reverse recovery time.

Specifications

TypeDescription
Part NumberBAT85S
ManufacturerVishay
Product TypeSchottky Diode
CategoryPower Devices
Package / CaseDO-35 (DO-204AH)
Reverse Voltage30 V
Forward Continuous Current200 mA
Peak Forward Surge Current5 A; tp <= 10 ms
Forward Voltage at 100 mA800 mV max
Diode Capacitance10 pF max
Reverse Recovery Time5 ns max
Junction Temperature125°C
Datasheet Statusrequest_only

Product Overview

The BAT85S is a Vishay small signal Schottky diode. It is rated for 30 V reverse voltage, 200 mA forward continuous current, and 5 A peak forward surge current. Forward voltage ranges from 240 mV max at 0.1 mA to 800 mV max at 100 mA.

The device uses a DO-35 (DO-204AH) axial package with black cathode band. Thermal resistance is 350 K/W at l=4 mm condition.

Key Features

  • Single small signal Schottky diode
  • DO-35 (DO-204AH) axial package
  • Black cathode band marking
  • 30 V reverse voltage
  • 200 mA forward continuous current
  • 5 A peak surge current
  • 10 pF max capacitance
  • 5 ns max recovery time
  • -65 to +150°C storage range

Typical Applications

  • Small-signal Schottky circuits
  • Low forward-voltage paths
  • Fast recovery switching
  • Low capacitance signal nodes
  • Axial DO-35 assemblies

Procurement Notes

When requesting a quote for BAT85S, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.

If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.

For power IC and power device sourcing, voltage rating, current rating, power dissipation, package thermal performance, protection features, qualification grade and application conditions should be reviewed before approval.

FAQ

What type of device is BAT85S?

A Vishay small signal Schottky diode in DO-35 (DO-204AH) package.

What forward voltage is specified?

240 mV max at 0.1 mA to 800 mV max at 100 mA.

What surge current rating?

5 A peak for tp <= 10 ms.

What capacitance and recovery time?

10 pF max capacitance, 5 ns max recovery time.

Technical Review & Sourcing Note

Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: July 28, 2026.

This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.

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