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DTC143EE_09 Datasheet, PDF (1/3 Pages) Rohm – 100mA / 50V Digital transistors (with built-in resistors)
100mA / 50V Digital transistors
(with built-in resistors)
DTC143EM / DTC143EE / DTC143EUA / DTC143EKA
 Applications
Inverter, Interface, Driver
 Features
1)Built-in bias resistors enable the configuration of an inverter circuit without connecting external input
resistors (see equivalent circuit).
2)The bias resistors consist of thin-film resistors with complete isolation to allow negative biasing of the input.
They also have the advantage of almost completely eliminating parasitic effects.
3)Only the on/off conditions need to be set for operation, making the device design easy.
 Structure
NPN epitaxial planar silicon transistor (Resistor built-in type)
 Dimensions (Unit : mm)
DTC143EM
1.2
0.32
(3)
ROHM : VMT3
DTC143EUA
0.22
(1)(2)
0.4 0.4
0.8
0.13
0.5
Abbreviated symbol : 23
2.0
0.3
(3)
0.9
0.2 0.7
(1) IN
(2) GND
(3) OUT
DTC143EE
1.6
0.7
0.3
0.55
(3)
ROHM : EMT3
DTC143EKA
(2) (1)
0.2
0.2
0.15
0.5 0.5
1.0
Abbreviated symbol : 23
2.9
1.1
0.4
0.8
(3)
(1) GND
(2) IN
(3) OUT
ROHM : UMT3
EIAJ : SC-70
(2)
(1)
0.65 0.65
1.3
0.15
Abbreviated symbol : 23
(1) GND
(2) IN
(3) OUT
ROHM : SMT3
EIAJ : SC-59
(2)
(1)
0.95 0.95
0.15
1.9
(1) GND
(2) IN
(3) OUT
Each lead has same dimensions
Abbreviated symbol : 23
 Packaging specifications
Part No.
Package
Packaging type
Code
VMT3
Taping
T2L
Basic ordering
unit (pieces)
8000
DTC143EM
DTC143EE
−
DTC143EUA
−
DTC143EKA
−
EMT3
Taping
TL
3000
−
−
−
UMT3
Taping
T106
SMT3
Taping
T146
3000
3000
−
−
−
−
−
−
 Inner circuit
R1
IN
R2
OUT
GND
IN
R1=R2=4.7kΩ
GND
OUT
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○c 2009 ROHM Co., Ltd. All rights reserved.
2009.06 - Rev.B