All Transistors. MM421 Datasheet

 

MM421 Datasheet and Replacement


   Type Designator: MM421
   Material of Transistor: Si
   Polarity: NPN
   Maximum Collector Power Dissipation (Pc): 0.8 W
   Maximum Collector-Base Voltage |Vcb|: 350 V
   Maximum Collector-Emitter Voltage |Vce|: 325 V
   Maximum Emitter-Base Voltage |Veb|: 6 V
   Maximum Collector Current |Ic max|: 0.1 A
   Transition Frequency (ft): 15 MHz
   Collector Capacitance (Cc): 12 pF
   Forward Current Transfer Ratio (hFE), MIN: 25
   Noise Figure, dB: -
   Package: TO-39
 

 MM421 Substitution

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MM421 Datasheet (PDF)

 ..1. Size:108K  central
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MM421

Small Signal TransistorsTO-39 Case (Continued)TYPE NO. DESCRIPTION VCBO VCEO VEBO ICBO @ VCB hFE @ IC @ VCE VCE (SAT ) @ IC fT Cob ton toff NF(V) (V) (V) (A) (V) (mA) (V) (V) (mA) (MHz) (pF) (ns) (ns) (dB)*VCER *ICEO *TYP *TYP *TYP *TYP *TYP**ICES***ICEV****ICERMIN MIN MIN MIN MAX MAX MIN MAX MAX MAX MAX BSY52 NPN AMPL/SWITCH 60 25 5.0 0.10 30 100 300 150 10 0.80 150 130* 10

Datasheet: MJD45H11T4G , MJD47G , MJD47T4G , MJD50G , MJD50T4G , MJD5731T4G , MJD6039T4G , MM420 , BD139 , MMBR571L , MMBR901L , MMBR911L , MMBR920L , MMBR931L , MMBR941L , MMBR951L , MMBT1015-H .

History: MPQ3251A | 2SC2995R

Keywords - MM421 transistor datasheet

 MM421 cross reference
 MM421 equivalent finder
 MM421 lookup
 MM421 substitution
 MM421 replacement

 

 
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