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| UMF28N Transistors Power management (dual transistors) UMF28N 2SA1774 and DTC124XE are housed independently in a UMT package. Application Power management circuit External dimensions (Unit : mm) UMF28N (4) 0.65 1.3 0.65 0.7 0.9 (3) Features 1) Power switching circuit in a single package. 2) Mounting cost and area can be cut in half. 0.2 (6) 1.25 2.1 0.15 Structure Silicon epitaxial planar transistor ROHM : UMT6 EIAJ : SC-88 0.1Min. 0to0.1 Abbreviated symbol : F28 Equivalent circuit (3) (2) (1) DTr2 R2 (4) R1 Tr1 (5) R1=22k R2=47k (6) Packaging specifications Type UMF28N UMT6 Package F28 Marking TR Code Basic ordering unit (pieces) 3000 (1) Each lead has same dimensions 2.0 (5) (2) 1/4 UMF28N Transistors Absolute maximum ratings (Ta=25C) Tr1 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 -60 -50 -6 -150 150 (TOTAL) 150 -55 to +150 Unit V V V mA mW C C 120mW per element must not be exceeded. DTr2 Parameter Supply voltage Input voltage Symbol Limits VCC 50 VIN -10 to +40 IO 100 Output current 100 IC(Max.) PC 150(TOTAL) Power dissipation Tj 150 Junction temperature Tstg -55 to +150 Range of storage temperature 120mW per element must not be exceeded. Each terminal mounted on a recommended land. Unit V V mA mW C C Electrical characteristics (Ta=25C) Tr1 Parameter Collector-base breakdown voltage Collector-emitter breakdown voltage Emitter-base breakdown voltage Collector cutoff current Emitter cutoff current Collector-emitter saturation voltage DC current transfer ratio Transition frequency Output capacitance Symbol BVCBO BVCEO BVEBO ICBO IEBO VCE(sat) hFE fT Cob Min. -60 -50 -6 - - - 180 - - Typ. - - - - - - - 140 4 Max. - - - -0.1 -0.1 -0.5 390 - 5 Unit V V V A A V - MHz pF IC = -50A IC = -1mA IE = -50A VCB = -60V VEB = -6V Conditions IC/IB = -50mA/-5mA VCE = -6V, IC = -1mA VCE = -12V, IE = 2mA, f = 100MHz VCB = -12V, IE = 0A, f = 1MHz DTr2 Parameter Input voltage Output voltage Input current Output current DC current gain Input resistance Resistance ratio Transition frequency Transition frequency of the device. Symbol VI(off) VI(on) VO(on) II IO(off) GI R1 R2/R1 fT Min. - 2.5 - - - 68 15.4 1.7 - Typ. - - 0.1 - - - 22 2.1 250 Max. 0.4 - 0.3 0.36 0.5 - 28.6 2.6 - Unit V V mA A - k - MHz Conditions VCC=5V, IO=100A VO=0.3V, IO=2mA IO=10mA, II=0.5mA VI=5V VCC=50V, VI=0V VO=5V, IO=5mA - - VCE=10V, IE= -5mA, f=100MHz 2/4 UMF28N Transistors Electrical characteristics curves Tr1 -50 COLLECTOR CURRENT : Ic (mA) COLLECTOR CURRENT : IC (mA) COLLECTOR CURRENT : IC (mA) Ta = 100C 25C -20 -40C -10 -5 -2 -1 -0.5 -0.2 -0.1 VCE = -6V -10 -35.0 Ta = 25C -31.5 -28.0 -24.5 -100 Ta = 25C -500 -450 -400 -350 -300 -8 -80 -6 -21.0 -17.5 -60 -250 -200 -4 -14.0 -10.5 -40 -150 -100 -2 -7.0 -3.5A IB = 0 -20 -50A IB = 0 0 -1 -2 -3 -4 -5 -0.2 -0.4 -0.6 -0.8 -1.0 -1.2 -1.4 -1.6 0 -0.4 -0.8 -1.2 -1.6 -2.0 BASE TO EMITTER VOLTAGE : VBE (V) COLLECTOR TO EMITTER VOLTAGE : VCE (V) COLLECTOR TO EMITTER VOLTAGE : VCE (V) Fig.1 Grounded emitter propagation characteristics Fig.2 Grounded emitter output characteristics ( ) Fig.3 Grounded emitter output characteristics ( ) 500 Ta = 25C VCE = -5V -3V -1V DC CURRENT GAIN : hFE 500 COLLECTOR SATURATION VOLTAGE : VCE(sat) (V) -1 Ta = 100C 25C 200 Ta = 25C DC CURRENT GAIN : hFE -0.5 200 -40C -0.2 100 100 IC/IB = 50 -0.1 20 10 50 50 -0.05 VCE = -6V -0.2 -0.5 -1 -2 -5 -10 -20 -50 -100 -0.2 -0.5 -1 -2 -5 -10 -20 -50 -100 -0.2 -0.5 -1 -2 -5 -10 -20 -50 -100 COLLECTOR CURRENT : IC (mA) COLLECTOR CURRENT : IC (mA) COLLECTOR CURRENT : IC (mA) Fig.4 DC current gain vs. collector current ( ) Fig.5 DC current gain vs. collector current ( ) Fig.6 Collector-emitter saturation voltage vs. collector current ( ) COLLECTOR SATURATION VOLTAGE : VCE(sat) (V) -1 1000 COLLECTOR OUTPUT CAPACITANCE : Cob (pF) EMITTER INPUT CAPACITANCE : Cib (pF) TRANSITION FREQUENCY : fT (MHz) lC/lB = 10 Ta = 25C VCE = -12V 20 Cib 10 -0.5 500 Ta = 25C f = 1MHz IE = 0A IC = 0A Co b -0.2 200 5 -0.1 Ta = 100C 25C -40C 100 2 -0.05 50 0.5 1 2 5 10 -0.2 -0.5 -1 -2 -5 -10 -20 -50 -100 20 50 100 -0.5 -1 -2 -5 -10 -20 COLLECTOR CURRENT : IC (mA) EMITTER CURRENT : IE (mA) COLLECTOR TO BASE VOLTAGE : VCB (V) EMITTER TO BASE VOLTAGE : VEB (V) Fig.7 Collector-emitter saturation voltage vs. collector current ( ) Fig.8 Gain bandwidth product vs. emitter current Fig.9 Collector output capacitance vs. collector-base voltage Emitter input capacitance vs. emitter-base voltage 3/4 UMF28N Transistors DTr2 100 50 20 10 5 2 1 500m 200m 100m 100 200 500 1m 2m 5m 10m 20m 50m 100m Ta=-40C 25C 100C OUTPUT CURRENT : Io (A) INPUT VOLTAGE : VI(on) (V) VO=0.3V 10m 5m 2m VCC=5V 1k 500 Ta=100C 25C -40C VO=5V DC CURRENT GAIN : GI 2.5 3.0 1m 500 200 100 50 20 10 5 2 1 0 Ta=100C 25C -40C 200 100 50 20 10 5 2 0.5 1.0 1.5 2.0 1 100 200 500 1m 2m 5m 10m 20m 50m 100m OUTPUT CURRENT : IO (A) INPUT VOLTAGE : VI(off) (V) OUTPUT CURRENT : IO (A) Fig.1 Input voltage vs. output current (ON characteristics) Fig.2 Output current vs. input voltage (OFF characteristics) Fig.3 DC current gain vs. output current 1 500m OUTPUT VOLTAGE : VO(on) (V) lO/lI=20 200m 100m 50m 20m 10m 5m 2m 1m 100 200 Ta=100C 25C -40C 500 1m 2m 5m 10m 20m 50m 100m OUTPUT CURRENT : IO (A) Fig.4 Output voltage vs. output current 4/4 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. ROHM CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by ROHM CO., LTD. is granted to any such buyer. Products listed in this document are no antiradiation design. The products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). Should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. About Export Control Order in Japan Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control Order in Japan. In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause) on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction. Appendix1-Rev1.1 |
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