Model: 251B1

Transistor
Description:

Metal inclosure material, 0.520 inches overall length, 1.250 inches overall diameter, 1 mounting facility quantity, junction contact internal configuration.

Properties:

Inclosure Material
Metal
Overall Length
0.520 inches
Overall Diameter
1.250 inches
Mounting Facility Quantity
1
Internal Configuration
Junction contact
Electrode Internally-electrically Connected To Case
Collector
Internal Junction Configuration
Pnp
Mounting Method
Threaded stud
Features Provided
Hermetically sealed case
Thread Size
0.190 inches
Semiconductor Material
Germanium
Voltage Rating In Volts Per Characteristic
-80.0 breakdown voltage, collector-to-base, emitter open and -60.0 breakdown voltage, collector-to-emitter, base open and -60.0 breakdown voltage, emitter-to-base, collector open
Current Rating Per Characteristic
Between -4.00 amperes source cutoff current and -15.00 amperes collector current, dc
Power Rating Per Characteristic
20.0 watts collector power dissipation
Maximum Operating Tempurature Per Measurement Point
95.0 degrees celsius junction
Thread Series Designator
Unf
Terminal Type And Quantity
2 tab, solder lug and 1 case
NSN
5961-00-045-9050
Part Number
251B1
Description
Transistor
CAGE
04713

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.

Part 251B1 NSN 5961-00-045-9050

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
20588
FIIG:
A110A0
Concept No.:
App. Key:
D
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
99
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063025
UFC:
34525
LTL:
RATING VARIABLE
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8541500080
  • SITC: 77639
  • End Use: Semiconductors
  • NAICS: 334413
  • USDA: 1

Freight Class: Semiconductor devices, nesoi

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