2N4957 vs JANTX2N4957 feature comparison

2N4957 Semicoa Semiconductors

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JANTX2N4957 Microsemi Corporation

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Rohs Code No No
Part Life Cycle Code Contact Manufacturer Obsolete
Ihs Manufacturer SEMICOA CORP MICROSEMI CORP
Part Package Code TO-72 TO-72
Package Description HERMETIC SEALED, METAL CAN-4
Pin Count 4 4
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
Collector Current-Max (IC) 0.03 A 0.03 A
Collector-Base Capacitance-Max 0.8 pF 0.8 pF
Collector-Emitter Voltage-Max 30 V 30 V
Configuration SINGLE SINGLE
DC Current Gain-Min (hFE) 20 10
Highest Frequency Band ULTRA HIGH FREQUENCY BAND ULTRA HIGH FREQUENCY BAND
JEDEC-95 Code TO-72 TO-72
JESD-30 Code O-MBCY-W4 O-MBCY-W4
JESD-609 Code e0 e0
Number of Elements 1 1
Number of Terminals 4 4
Operating Temperature-Max 200 °C 200 °C
Package Body Material METAL METAL
Package Shape ROUND ROUND
Package Style CYLINDRICAL CYLINDRICAL
Polarity/Channel Type PNP PNP
Power Dissipation-Max (Abs) 0.2 W 0.2 W
Qualification Status Not Qualified Qualified
Surface Mount NO NO
Terminal Finish TIN LEAD TIN LEAD
Terminal Form WIRE WIRE
Terminal Position BOTTOM BOTTOM
Transistor Application AMPLIFIER AMPLIFIER
Transistor Element Material SILICON SILICON
Transition Frequency-Nom (fT) 1200 MHz
Base Number Matches 23 2
Samacsys Manufacturer Microsemi Corporation
Case Connection ISOLATED
Operating Temperature-Min -65 °C
Power Gain-Min (Gp) 17 dB
Reference Standard MIL-19500/426

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