-100mA / -50V Digital transistors (with built-in resistors) DTA144EB / DTA144EM / DTA144EE / DTA144EUA / DTA144EKA zDimensions (Unit : mm) zApplications Inverter, Interface, Driver DTA144EB 0.22 0.1 zFeatures 1) Built-in bias resistors enable the configuration of an inverter circuit without connecting external input resistors (see the equivalent circuit). 0.16 0.1 1.0 0.8 (3) 2) The bias resistors consist of thin-film resistors with complete isolation to allow positive biasing of the input. They also have the advantage of almost completely eliminating parasitic effects. (1) (2) 0.37 0.17 0.35 0.6 ROHM : VMN3 (1) IN (2) GND (3) OUT Abbreviated symbol : 16 DTA144EM 3) Only the on / off conditions need to be set for operation, making the device design easy. 0.2 1.2 0.32 0.8 1.2 (3) 0.2 (1)(2) 0.22 0.4 0.4 zStructure PNP epitaxial planar silicon transistor (Resistor built-in type) 0.13 0.5 (1) IN (2) GND (3) OUT 0.8 ROHM : VMT3 Abbreviated symbol : 16 DTA144EE 0.7 1.6 0.55 0.3 0.8 VMT3 EMT3 UMT3 SMT3 Taping Taping Taping Taping Taping (2) (1) 0.2 0.2 0.15 0.5 0.5 Basic ordering unit (pieces) Type T2L TL T106 T146 ROHM : EMT3 8000 DTA144EB 8000 3000 3000 3000 − − − − − − − − − DTA144EM − DTA144EE − − DTA144EUA − − − DTA144EKA − − − Abbreviated symbol : 16 DTA144EUA 2.0 0.9 0.2 0.3 − 0.7 (3) − (1) (2) 0.65 0.65 ROHM : UMT3 EIAJ : SC-70 zEquivalent circuit 0.15 1.3 Abbreviated symbol : 16 DTA144EKA 0.4 IN (1) GND (2) IN (3) OUT 1.1 2.9 OUT R1 (1) GND (2) IN (3) OUT 1.0 2.1 T2L 1.25 Code 0.1Min. VMN3 Packaging type 0.1Min. Package 1.6 (3) zPackaging specifications 0.8 (3) 1.6 2.8 R2 GND (+) (2) 0.15 ROHM : SMT3 EIAJ : SC-59 GND (+) 1.9 0.3Min. (1) 0.95 0.95 OUT IN (1) GND (2) IN (3) OUT Abbreviated symbol : 16 R1=R2=47kΩ www.rohm.com c 2009 ROHM Co., Ltd. All rights reserved. ○ 1/2 2009.03 - Rev.B DTA144EB / DTA144EM / DTA144EE / DTA144EUA / DTA144EKA Data Sheet zAbsolute maximum ratings (Ta=25°C) Parameter Symbol Limits DTA144EB DTA144EM DTA144EE DTA144EUA DTA144EKA Unit Supply voltage VCC −50 V Input voltage VIN −40 to +10 V IO −30 IC(Max.) −100 Output current Power dissipation Pd mA 150 mW 200 Junction temperature Tj 150 °C Storage temperature Tstg −55 to +150 °C zElectrical characteristics (Ta=25°C) Parameter Symbol Min. Input voltage Output voltage Input current Output current Typ. Max. VI(off) − − −0.5 Unit VI(on) −3.0 − − V VO=−0.3V, IO=−2mA VO(on) − −0.1 −0.3 V IO / II=−10mA / −0.5mA II − − −0.18 mA VI=−5V IO(off) − − −0.5 µA VCC=−50V, VI=0V VO=−5V, IO=−5mA DC current gain GI 68 − − − Input resistance R1 32.9 47 61.1 kΩ Resistance ratio R2/R1 fT ∗ 0.8 1 1.2 − − 250 − MHz Transition frequency Conditions VCC=−5V, IO=−100µA − − VCE=−10V, IE=5mA, f=100MHz ∗ Characteristics of built-in transistor zElectrical characteristic curves −100 OUTPUT CURRENT : Io (A) INPUT VOLTAGE : VI(on) (V) −20 −10 −5 −10m VCC=−5V −5m VO=−0.3V −50 Ta=−40°C 25°C 100°C −2 −1 −500m −200m −100m −100µ −200µ −500µ −1m −2m −2m −200µ −100µ −50µ −20µ −10µ −5µ −2µ −1µ 0 −5m −10m −20m −50m−100m OUTPUT CURRENT : IO (A) Fig.1 Input voltage vs. output current (ON characteristics) 1k 50 20 10 5 −1.5 −1 OUTPUT VOLTAGE : VO(on) (V) DC CURRENT GAIN : GI 100 −1.0 −2.0 −2.5 −3.0 Fig.2 Output current vs. input voltage (OFF characteristics) VO=−5V Ta=100°C 25°C −40°C −0.5 INPUT VOLTAGE : VI(off) (V) 500 200 Ta=100°C 25°C −40°C −1m −500µ −500m −200m lO/lI=20 Ta=100°C 25°C −40°C −100m −50m −20m −10m −5m −2m 2 1 −100µ −200µ −500µ −1m −2m −5m −10m −20m −50m−100m −1m −100µ −200µ -−500µ −1m −2m OUTPUT CURRENT : IO (A) Fig.3 DC current gain vs. output current www.rohm.com c 2009 ROHM Co., Ltd. All rights reserved. ○ −5m −10m −20m −50m−100m OUTPUT CURRENT : IO (A) Fig.4 Output voltage vs. output current 2/2 2009.03 - Rev.B Notice Notes No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose of introducing ROHM's products (hereinafter "Products"). If you wish to use any such Product, please be sure to refer to the specifications, which can be obtained from ROHM upon request. Examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the Products. The peripheral conditions must be taken into account when designing circuits for mass production. Great care was taken in ensuring the accuracy of the information specified in this document. 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