2N678

Transistor

NSN 5961-00-069-2037

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

000692037

Product Features

Junction pattern arrangement: pnp

Detail Specifications

Inclosure Material:

Metal

Overall Length:

Between 0.250 inches and 0.450 inches

Overall Diameter:

0.875 inches

Mounting Facility Quantity:

Internal Configuration:

Junction contact

Mounting Method:

Unthreaded hole

Features Provided:

Hermetically sealed case

Semiconductor Material:

Germanium

Voltage Rating In Volts Per Characteristic:

-50.0 collector to base voltage/static/emitter open and -20.0 collector to emitter voltage/static/base open and -20.0 emitter to base voltage, static, collector open

Current Rating Per Characteristic:

Between 5.00 amperes source cutoff current and -15.00 amperes source cutoff current

Power Rating Per Characteristic:

90.0 watts small-signal input power, common-collector

Maximum Operating Tempurature Per Measurement Point:

100.0 degrees celsius junction

Test Data Document:

81349-mil-s-19500 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Terminal Type And Quantity:

2 uninsulated wire lead and 1 case

Specification Data:

81349-mil-s-19500/330 government specification

NSN:

5961-00-069-2037

Item Name:

Unijunction Transistor

Cage Code:

80131

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

JAN2N1557A

Cage Code:

81349

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MILS19500-330

Cage Code:

81349

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

1850-0174

Cage Code:

28480

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

RELEASE3159

Cage Code:

80131

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

2N1557

Cage Code:

04713

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

20588

FIIG:

A110A0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.2000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

063025

UFC:

34525

LTL:

RATING VARIABLE

LCL:

WCC:

657

TCC:

SHC:

ACC:

Instruments/Radio

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Unijunction Transistor"

An active semiconductor device with three or more electrodes. May or may not include mounting hardware and/or heatsink. Excludes semiconductor device, diode and semiconductor device, thyristor. For solid state devices which are responsive to visible or infrared radiant energy, see semiconductor device, photo.