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Transistors                                                                                                       DTC143XUB

100mA / 50V Digital transistors
(with built-in resistors)
DTC143XUB

  Applications                                                       Dimensions (Unit : mm)
Inverter, Interface, Driver
                                                                         UMT3F


 Features                                                                                                 2.0
                                                                                                  0.32                0.9




                                                                                     1.25 0.425
1) Built-in bias resistors enable the configuration of




                                                                                                                              0.53
                                                                                                    (3)
   an inverter circuit without connecting external




                                                                                     2.1
   input resistors (see equivalent circuit).
2) The bias resistors consist of thin-film resistors




                                                                                          0.425




                                                                                                                              0.53
                                                                                                    (1)      (2)
   with complete isolation to allow negative biasing                                                             0.13
                                                                                                   0.65 0.65
   of the input. They also have the advantage of                                                      1.3
   almost completely eliminating parasitic effects.                                                                  Each lead has same dimensions
3) Only the on/off conditions need to be set for                     (1) IN
   operation, making the device design easy.                         (2) GND
                                                                                                  Abbreviated symbol : 43
                                                                     (3) OUT




  Structure                                                                Equivalent circuit
NPN silicon epitaxial planar transistor type
(Resistor built-in)
                                                                                     R1                          OUT
                                                                           IN

                                                                                        R2
 Packaging specifications
                                                                                                                 GND
                 Package                          UMT3F
                 Packaging type                   Taping
                 Code                              TL                           IN                               OUT
 Part No.        Basic ordering unit (pieces)     3000
                                                                                                     GND
 DTC143XUB
                                                                           R1=4.7k, R2=10k


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