Part Image

1N991B - Microchip

Description: Zener Diodes Zener Diodes

Download 1N991B Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
1N991B - Microchip PCB footprint - Diodes, Axial Diameter Horizontal Mounting - Diodes, Axial Diameter Horizontal Mounting - DO-35_2022
click to zoom
3D Models
1N991B - Microchip  - 3D model - Diodes, Axial Diameter Horizontal Mounting - DO-35_2022
click to zoom

1N991B Details

  • Manufacturer Part Number:

    1N991B

  • Part Life Cycle Code:

    Active

  • Package Description:

    DO-7, 2 PIN

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Factory Lead Time:

    22 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    23

  • Case Connection:

    ISOLATED

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    ZENER DIODE

  • Dynamic Impedance-Max:

    2200 Ω

  • Forward Voltage-Max (VF):

    1.3 V

  • JEDEC-95 Code:

    DO-204AA

  • JESD-30 Code:

    O-LALF-W2

  • JESD-609 Code:

    e0

  • Knee Impedance-Max:

    7100 Ω

  • Number of Elements:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    175 °C

  • Operating Temperature-Min:

    -65 °C

  • Package Body Material:

    GLASS

  • Package Shape:

    ROUND

  • Package Style:

    LONG FORM

  • Polarity:

    UNIDIRECTIONAL

  • Power Dissipation-Max:

    0.417 W

  • Qualification Status:

    Not Qualified

  • Reference Voltage-Nom:

    180 V

  • Reverse Current-Max:

    5 µA

  • Reverse Test Voltage:

    136.8 V

  • Surface Mount:

    NO

  • Technology:

    ZENER

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    WIRE

  • Terminal Position:

    AXIAL

  • Voltage Temp Coeff-Max:

    198 mV/°C

  • Voltage Tol-Max:

    5%

  • Working Test Current:

    0.68 mA

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

1N991B Overview

Use the download button to access the 1N991B schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like 1N991, or try a keyword search, such as Zener Diodes

About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

Parts related to 1N991B

Showing 0 results

1N991B Alternates

Showing results

Image Part Number Model
Part Image JAN1N991B-1 Microsemi Corporation (now Microchip)

Zener Diode, 180V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH

Part Image JANTX1N991B Cobham Semiconductor Solutions

Zener Diode, 180V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35

Part Image 1N991A Cobham Semiconductor Solutions

Zener Diode, 180V V(Z), 10%, 0.5W, Silicon, Unidirectional, DO-35

Part Image JANTX1N991B Motorola Semiconductor Products

Zener Diode, 180V V(Z), 5%, 0.4W, Silicon, Unidirectional, DO-204AA

Part Image 1N991A Fairchild Semiconductor Corporation

Zener Diode, 180V V(Z), 10%, 0.4W

For a full list of alternate parts for 1N991B, check out Findchips.com