Service Manuals, User Guides, Schematic Diagrams or docs for : . Electronic Components Datasheets Various D1802 - Low voltage fast-switching NPN power transistor

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                                                                             STD1802T4-A

                              Low voltage fast-switching NPN power transistor

Features
   This device is qualified for automotive
   application
   Very low collector to emitter saturation voltage
   High current gain characteristic
                                                                                            3
   Fast-switching speed
                                                                                     1
   Surface-mounting DPAK (TO-252) power
   package in tape & reel (suffix "T4)                                        TO-252
                                                                               DPAK

Description                                                                 (suffix "T4")

The device is manufactured in Planar technology
with "Base Island" layout. The resulting transistor
shows exceptional high gain performance
coupled with very low saturation voltage.                 Figure 1.   Internal schematic diagram

Applications
   CCFL drivers
   Voltage regulators
   Relay drivers
   High efficiency, low voltage, switching
   applications




Table 1.     Device summary
   Order code           Marking                       Package                        Packaging

 STD1802T4-A            D1802                          DPAK                         Tape & reel




June 2007                                             Rev 1                                            1/10
                                                                                                  www.st.com   10
Electrical ratings                                                               STD1802T4-A


1           Electrical ratings

            Table 2.       Absolute maximum rating
             Symbol                              Parameter               Value         Unit

               VCBO      Collector-base voltage (IE =0)                   80            V
               VCEO      Collector-emitter voltage (IB =0)                60            V
               VEBO      Emitter-base voltage (IC =0)                      6            V

                IC       Collector current                                 3            A
               ICM       Collector peak current (tP < 5ms)                 6            A
                IB       Base current                                      1            A
               Ptot      Total dissipation at T c  25

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