DTC623TU / DTC623TK Transistors Digital transistors (built-in resistor) DTC623TU / DTC623TK zExternal dimensions (Unit : mm) 2.0±0.2 UMT3 0.9±0.1 1.3±0.1 <SC-70> 0.65 0.65 (1) 0.2 0.7±0.1 2.1±0.1 (2) 1.25±0.1 0−0.1 (3) 0.3 +0.1 −0 (1) Emitter (2) Base (3) Collector zStructure NPN digital transistor (Built-in resistor type) 0.15±0.05 Each lead has same dimensions Abbreviated symbol : R02 2.9±0.2 SMT3 1.1 +0.2 −0.1 1.9±0.2 <SC-59> 0.8±0.1 0.95 0.95 (2) 1.6 +0.2 −0.1 (1) 2.8±0.2 zEquivalent circuit 0.1Min. zFeatures In addition to the features of regular digital transistors. 1) Low saturation voltage, typically VCE (sat) =40mV at IC / IB=50mA / 2.5mA, makes these transistors ideal for muting circuits. 2) These transistors can be used at high current levels, IC=600mA. B 0.4 +0.1 −0.05 R R=2.2kΩ E (1) Emitter (2) Base (3) Collector 0.15 +0.1 −0.06 0.3Min. (3) C Each lead has same dimensions Abbreviated symbol : R02 B : Base C : Collector E : Emitter zAbsolute maximum ratings (Ta=25°C) Parameter Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current Collector power dissipation Junction temperature Storage temperature Symbol VCBO VCEO VEBO IC PC Tj Tstg Limits 20 20 12 600 200 150 −55 to +150 Unit V V V mA mW °C °C 1/2 DTC623TU / DTC623TK Transistors zElectrical characteristics (Ta=25°C) Parameter Symbol Min. Typ. Max. Unit Conditions BVCBO 20 − − V IC=50µA Collector-base breakdown voltage 20 − − V IC=1mA Collector-emitter breakdown voltage BVCEO BVEBO 12 − − V IE=50µA Emitter-base breakdown voltage ICBO Collector cutoff current − − 0.5 µA VCB=20V − − 0.5 µA VEB=12V IEBO Emitter cutoff current Collector-emitter saturation voltage VCE (sat) − 40 150 mV IC=50mA, IB=2.5mA VCE=5V, IC=50mA hFE 820 − 2700 − DC current transfer ratio Input resistance 1.54 2.2 2.86 kΩ R1 − Transition frequency − 150 − MHz VCE=10V, IE= −50mA, f=100MHz fT Output "ON" resistance Ron − 0.4 − Ω VI=5V, RL=1kΩ, f=1kHz ∗ ∗Transition frequency of the device. zPackaging specifications and hFE Type Package UMT3 SMT3 Packaging type Taping Taping Code T106 T146 Basic ordering unit (pieces) 3000 3000 − DTC623TU − DTC623TK zElectrical characteristic curves 100°C 25°C 1000 −40°C 100 0.1 1 10 100 1000 IC / IB=20 / 1 ON RESISTANCE : Ron (Ω) 10000 VCE=5V COLLECTOR SATURATION VOLTAGE : VCE (sat) (mV) DC CURRENT GAIN : hFE 10000 1000 100 100°C 25°C 10 −40°C 1 0.1 1000 COLLECTOR CURRENT : IC (mA) 1 10 100 1000 COLLECTOR CURRENT : IC (mA) Fig.1 DC Current Gain vs. Collector Current Fig.2 Collector-Emitter Saturation Voltage vs. Collector Current Ta=25°C f=1kHz RL=1kΩ hFE=1500 (5V / 50mA) 100 10 1 0.1 0.1 1 10 100 INPUT VOLTAGE : VI (V) Fig.3 "ON" resistance vs. Input Voltage zRon measurement circuit RL=1kΩ Input vi 100mV (rms) f=1kHz Ron= v0 ×RL vi−v0 V Output v0 vI Fig.4 Output "ON" resistance (Ron) measurement circuit 2/2 Appendix Notes No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. Application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. Please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. Any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. 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