2SC4081-A Specs and Replacement
Type Designator: 2SC4081-A
SMD Transistor Code: BQ
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.2 W
Maximum Collector-Base Voltage |Vcb|: 60 V
Maximum Collector-Emitter Voltage |Vce|: 50 V
Maximum Emitter-Base Voltage |Veb|: 7 V
Maximum Collector Current |Ic max|: 0.15 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 180 MHz
Collector Capacitance (Cc): 2 pF
Forward Current Transfer Ratio (hFE), MIN: 120
Noise Figure, dB: -
Package: SOT323
- BJT ⓘ Cross-Reference Search
2SC4081-A datasheet
..1. Size:233K mcc
2sc4081-a.pdf 
2SC4081-A MCC Micro Commercial Components TM 2SC4081-B 20736 Marilla Street Chatsworth Micro Commercial Components CA 91311 2SC4081-C Phone (818) 701-4933 Fax (818) 701-4939 Features Lead Free Finish/RoHS Compliant ("P" Suffix designates NPN Silicon RoHS Compliant. See ordering information) Low Cob . Cob=2.0pF(Typ) Epitaxial Transistors Complementary to 2SC157... See More ⇒
6.1. Size:233K mcc
2sc4081-b.pdf
2SC4081-A MCC Micro Commercial Components TM 2SC4081-B 20736 Marilla Street Chatsworth Micro Commercial Components CA 91311 2SC4081-C Phone (818) 701-4933 Fax (818) 701-4939 Features Lead Free Finish/RoHS Compliant ("P" Suffix designates NPN Silicon RoHS Compliant. See ordering information) Low Cob . Cob=2.0pF(Typ) Epitaxial Transistors Complementary to 2SC157... See More ⇒
6.2. Size:233K mcc
2sc4081-c.pdf
2SC4081-A MCC Micro Commercial Components TM 2SC4081-B 20736 Marilla Street Chatsworth Micro Commercial Components CA 91311 2SC4081-C Phone (818) 701-4933 Fax (818) 701-4939 Features Lead Free Finish/RoHS Compliant ("P" Suffix designates NPN Silicon RoHS Compliant. See ordering information) Low Cob . Cob=2.0pF(Typ) Epitaxial Transistors Complementary to 2SC157... See More ⇒
7.1. Size:140K rohm
2sc4081ub.pdf
General purpose small signal amplifier (50V, 0.15A) 2SC4081UB Applications Dimensions (Unit mm) General purpose small signal amplifier UMT3F 2.0 0.9 0.32 Features 1) Low Cob. (3) Cob=2.0pF (Typ.) 2) Complements the 2SA1576UB. (1) (2) 0.13 0.65 0.65 1.3 Structure NPN silicon epitaxial planar transistor Each lead has same dimensions (1) Base (2) Emitt... See More ⇒
7.2. Size:1029K rohm
2sc4081u3hzg.pdf
2SC4081U3 HZG Datasheet General purpose small signal amplifier(50V, 150mA) AEC-Q101 Qualified lOutline l SOT-323 Parameter Value SC-70 VCEO 50V IC 150mA UMT3 lFeatures lInner circuit l l 1)Low Cob.Cob=2.0pF(Typ.) 2)Complements the 2SA1576U3 HZG. lApplication l GENERAL PURPOSE SMALL SIGNAL AMPLIFIER lPackaging specifications l P... See More ⇒
7.3. Size:171K rohm
2sc2412k 2sc4081 2sc4617 2sc5658 2sc1740s.pdf
General purpose transistor (50V, 0.15A) 2SC2412K / 2SC4081 / 2SC4617 / 2SC5658 / 2SC1740S Features Dimensions (Unit mm) 1. Low Cob. Cob=2.0pF (Typ.)Cob=2.0pF (Typ.) 2SC2412K 2SC4081 2SC4617 2. Complements the 2SA1037AK / 2SA1576A / 2SA1774H / 2SA2029 / 2SA933AS. (1) (2) (3) 1.25 1.6 0.8 2.1 2.8 1.6 Structure Epitaxial planar type 0.1Min. 0.1Min. 0.3Min. NPN ... See More ⇒
7.5. Size:2718K rohm
2sc5658 2sc4617eb 2sc4617 2sc4081ub 2sc4081u3 2sc2412k.pdf
2SC5658 / 2SC4617EB / 2SC4617 2SC4081UB / 2SC4081U3 / 2SC2412K Datasheet General purpose small signal amplifier (50V, 150mA) lOutline l Parameter Value SC-105AA SOT-416FL VCEO 50V IC 150mA 2SC5658 2SC4617EB (VMT3) (EMT3F) lFeatures SOT-416 SOT-323FL l 1)Low Cob.Cob=2.0pF(Typ.) 2)Complements the 2SA2029/ 2SC4617 2SC4081UB 2SA1774EB/2SA... See More ⇒
7.6. Size:2688K rohm
2sc5658 2sc4617eb 2sc4617 2sc4081ub 2sc4081 2sc2412k.pdf
2SC5658 / 2SC4617EB / 2SC4617 2SC4081UB / 2SC4081 / 2SC2412K Datasheet General purpose small signal amplifier (50V, 150mA) lOutline l Parameter Value SC-105AA SOT-416FL VCEO 50V IC 150mA 2SC5658 2SC4617EB (VMT3) (EMT3F) lFeatures SOT-416 SOT-323FL l 1)Low Cob.Cob=2.0pF(Typ.) 2)Complements the 2SA2029/ 2SC4617 2SC4081UB 2SA1774EB/2SA17... See More ⇒
7.7. Size:998K mcc
2sc4081.pdf
2SC4081 Features Low Cob Complementary to 2SC1576A Halogen Free. Green Device (Note 1) NPN Silicon Moisture Sensitivity Level 1 Epoxy Meets UL 94 V-0 Flammability Rating Epitaxial Transistors Lead Free Finish/RoHS Compliant ("P" Suffix Designates RoHS Compliant. See Ordering Information) Maximum Ratings @ 25 C Unless Otherwise Specified Operating... See More ⇒
7.8. Size:42K onsemi
2sc4081rt1-d.pdf
2SC4081RT1 General Purpose Amplifier Transistor NPN Surface Mount http //onsemi.com Features Moisture Sensitivity Level 1 COLLECTOR Pb-Free Package is Available 3 MAXIMUM RATINGS (TA = 25 C) Rating Symbol Value Unit Collector-Base Voltage V(BR)CBO 60 Vdc Collector-Emitter Voltage V(BR)CEO 50 Vdc 1 2 BASE EMITTER Emitter-Base Voltage V(BR)EBO 7.0 Vdc Collector Current ... See More ⇒
7.9. Size:636K secos
2sc4081f.pdf
2SC4081F 0.15A , 60V NPN Plastic-Encapsulate Transistor Elektronische Bauelemente RoHS Compliant Product A suffix of -C specifies halogen & lead-free SOT-323 FEATURES Low Cob. Cob=2.0pF (Typ.) Excellent hFE linearity A L Complementary to 2SA1576A 3 3 Top View C B 1 1 2 2 K E CLASSIFICATION OF hFE D H J Product-Rank 2SC4081F-Q 2SC4081F-R 2SC4081F-S F G... See More ⇒
7.10. Size:1960K jiangsu
2sc4081.pdf
JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD SOT-323 Plastic-Encapsulate Transistors SOT-323 2SC4081 TRANSISTOR (NPN) FEATURES 1. BASE 2. EMITTER Excellent hFE linearity 3. COLLECTOR Complements the 2A1576A MAXIMUM RATINGS (Ta=25 unless otherwise noted) Symbol Parameter Value Unit VCBO Collector-Base Voltage 60 V VCEO Collector-Emitter Voltage 50 V VEBO... See More ⇒
7.11. Size:802K htsemi
2sc4081.pdf
2SC4081 TRANSISTOR (NPN) SOT-323 FEATURES Excellent hFE linearity Complements the 2A1576A 1. BASE 2. EMITTER MAXIMUM RATINGS (TA=25 unless otherwise noted) 3. COLLECTOR Symbol Parameter Value Units VCBO Collector-Base Voltage 60 V VCEO Collector-Emitter Voltage 50 V VEBO Emitter-Base Voltage 7 V IC Collector Current -Continuous 150 mA PC Collector Power Dissipat... See More ⇒
7.12. Size:279K lge
2sc4081 sot-323.pdf
2SC4081 SOT-323 Transistor(NPN) 1. BASE SOT-323 2. EMITTER 3. COLLECTOR Features Excellent hFE linearity Complements the 2A1576A MAXIMUM RATINGS (TA=25 unless otherwise noted) Symbol Parameter Value Units VCBO Collector-Base Voltage 60 V Dimensions in inches and (millimeters) VCEO Collector-Emitter Voltage 50 V VEBO Emitter-Base Voltage 7 V IC Collector Current... See More ⇒
7.13. Size:679K wietron
2sc4081.pdf
2SC4081 General Purpose Transistor COLLECTOR 3 3 NPN Silicon P b Lead(Pb)-Free 1 1 2 BASE 2 FEATURES SOT-323(SC-70) EMITTER Excellent hFE linearity Complements the 2A1576A MAXIMUM RATINGS (TA=25 unless otherwise noted) Parameter Symbol Value Units Collector-Base Voltage VCBO 60 V Collector-Emitter Voltage VCEO V 50 7 V Emitter-Base Voltage VEBO Collector Current -C... See More ⇒
7.14. Size:437K willas
2sc4081xt1.pdf
FM120-M WILLAS THRU 2SC4081xT1 SOT-323 Plastic-Encapsulate Transistors FM1200-M 1.0A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS -20V- 200V SOD-123 PACKAGE Pb Free Product Package outline Features Batch process design, excellent power dissipation offers TRANSISTOR (NPN) better reverse leakage current and thermal resistance. SOD-123H Low profile surface mounted appli... See More ⇒
7.15. Size:369K blue-rocket-elect
2sc4081w.pdf
2SC4081W(BR3DG4081W) Rev.C Feb.-2015 DATA SHEET / Descriptions SOT-323 NPN Silicon NPN transistor in a SOT-323 Plastic Package. / Features Low Cob. / Applications General amplifier. / Equivalent Circuit / Pinning 3 2 1 PIN1 Emit... See More ⇒
7.16. Size:185K lrc
l2sc4081qt1g l2sc4081rt1g l2sc4081st1g.pdf
LESHAN RADIO COMPANY, LTD. General Purpose Transistors NPN Silicon L2SC4081QT1G Series FEATURE Low Cob,Cob=2pF(Typ.). S-L2SC4081QT1G Series Epitaxial planar type. PNP complement L2SA1576A We declare that the material of product compliance with RoHS requirements. 3 S- Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101... See More ⇒
7.17. Size:188K lrc
l2sc4081qt1g.pdf
LESHAN RADIO COMPANY, LTD. General Purpose Transistors NPN Silicon L2SC4081QT1G Series FEATURE Low Cob,Cob=2pF(Typ.). S-L2SC4081QT1G Series Epitaxial planar type. PNP complement L2SA1576A 3 We declare that the material of product compliance with RoHS requirements. S- Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101... See More ⇒
7.18. Size:185K lrc
l2sc4081qt1g l2sc4081qt3g l2sc4081rt1g l2sc4081rt3g l2sc4081st1g l2sc4081st3g.pdf
LESHAN RADIO COMPANY, LTD. General Purpose Transistors NPN Silicon L2SC4081QT1G Series FEATURE Low Cob,Cob=2pF(Typ.). S-L2SC4081QT1G Series Epitaxial planar type. PNP complement L2SA1576A We declare that the material of product compliance with RoHS requirements. 3 S- Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101... See More ⇒
7.19. Size:185K lrc
l2sc4081st1g.pdf
LESHAN RADIO COMPANY, LTD. General Purpose Transistors NPN Silicon L2SC4081QT1G Series FEATURE Low Cob,Cob=2pF(Typ.). S-L2SC4081QT1G Series Epitaxial planar type. PNP complement L2SA1576A 3 We declare that the material of product compliance with RoHS requirements. S- Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101... See More ⇒
7.20. Size:185K lrc
l2sc4081rt1g.pdf
LESHAN RADIO COMPANY, LTD. General Purpose Transistors NPN Silicon L2SC4081QT1G Series FEATURE Low Cob,Cob=2pF(Typ.). S-L2SC4081QT1G Series Epitaxial planar type. PNP complement L2SA1576A We declare that the material of product compliance with RoHS requirements. 3 S- Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101... See More ⇒
7.21. Size:999K kexin
2sc4081.pdf
SMD Type Transistors NPN Transistors 2SC4081 Features Low Cob. Cob=2.0pF (Typ.) Complementary to 2SA1576A 1 Base 2 Emitter 3 Collector Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector - Base Voltage VCBO 60 Collector - Emitter Voltage VCEO 50 V Emitter - Base Voltage VEBO 7 Collector Current - Continuous IC 150 mA Collector Power D... See More ⇒
Detailed specifications: 2SC3649T-TD-E, 2SC3649T-TD-H, 2SC3679B, 2SC3794A, 2SC3852-220FA, 2SC3866-220F, 2SC3906KFRA, 2SC3969-220, 2SC1815, 2SC4081-B, 2SC4081-C, 2SC4081FRA, 2SC4097FRA, 2SC4097GP, 2SC4097-P, 2SC4097-Q, 2SC4097-R
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