BC557B/D81Z
vs
MPSA56/D27Z-J22Z
feature comparison
All Stats
Differences Only
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
NATIONAL SEMICONDUCTOR CORP
NATIONAL SEMICONDUCTOR CORP
Package Description
CYLINDRICAL, O-PBCY-T3
CYLINDRICAL, O-PBCY-T3
Reach Compliance Code
unknown
unknown
ECCN Code
EAR99
EAR99
Additional Feature
LOW NOISE
Collector-Emitter Voltage-Max
45 V
80 V
Configuration
SINGLE
SINGLE
DC Current Gain-Min (hFE)
75
50
JEDEC-95 Code
TO-92
JESD-30 Code
O-PBCY-T3
O-PBCY-T3
Number of Elements
1
1
Number of Terminals
3
3
Package Body Material
PLASTIC/EPOXY
PLASTIC/EPOXY
Package Shape
ROUND
ROUND
Package Style
CYLINDRICAL
CYLINDRICAL
Polarity/Channel Type
PNP
PNP
Qualification Status
Not Qualified
Not Qualified
Surface Mount
NO
NO
Terminal Form
THROUGH-HOLE
THROUGH-HOLE
Terminal Position
BOTTOM
BOTTOM
Transistor Application
AMPLIFIER
AMPLIFIER
Transistor Element Material
SILICON
SILICON
Transition Frequency-Nom (fT)
300 MHz
50 MHz
Base Number Matches
1
1
Collector-Base Capacitance-Max
15 pF
VCEsat-Max
0.25 V
Compare BC557B/D81Z with alternatives
Compare MPSA56/D27Z-J22Z with alternatives