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BF494
  BF494
  BF494
 
BF494
  BF494
  BF494
 
BF494
  BF494
 
 
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100DA025D .. 2N1011
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2N3250X .. 2N3514
2N3515 .. 2N3800DCSM
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2N5375 .. 2N573
2N5730 .. 2N6038
2N6039 .. 2N6360
2N6361 .. 2N6677
2N6678 .. 2N834-46
2N834-51 .. 2S140
2S141 .. 2SA1096
2SA1096A .. 2SA1291
2SA1291Q .. 2SA1417T
2SA1418 .. 2SA1586-G
2SA1586-O .. 2SA1855
2SA1856 .. 2SA268
2SA269 .. 2SA505
2SA505-O .. 2SA747
2SA747A .. 2SA939
2SA94 .. 2SB1118U
2SB1119 .. 2SB1271
2SB1271Q .. 2SB1589
2SB159 .. 2SB335
2SB336 .. 2SB522-1
2SB522-2 .. 2SB713
2SB714 .. 2SB883
2SB884 .. 2SC1070
2SC1070B .. 2SC1279S
2SC128 .. 2SC1494
2SC1495 .. 2SC1731
2SC1732 .. 2SC1950
2SC1951 .. 2SC2229
2SC2229-O .. 2SC2434
2SC2435 .. 2SC2668-Y
2SC2669 .. 2SC2859-O
2SC2859-Y .. 2SC3096
2SC3098 .. 2SC3287
2SC3288 .. 2SC346
2SC3460 .. 2SC3649R
2SC3649S .. 2SC3800
2SC3801 .. 2SC4006
2SC4007 .. 2SC4199
2SC4199A .. 2SC4471
2SC4473 .. 2SC48
2SC480 .. 2SC5078
2SC5079 .. 2SC537
2SC5370 .. 2SC5820
2SC5824 .. 2SC693
2SC693F .. 2SC902
2SC903 .. 2SD107
2SD1070 .. 2SD125AH
2SD126 .. 2SD1451
2SD1452 .. 2SD1668Q
2SD1668R .. 2SD1859
2SD186 .. 2SD2104
2SD2105 .. 2SD246
2SD2460 .. 2SD369
2SD37 .. 2SD596-DV4
2SD596-DV5 .. 2SD794A-R
2SD794A-Y .. 2STL1360
2STL2580 .. 40269
40279 .. 40854
40871 .. A748C
A749 .. ACY27
ACY28 .. AF180
AF181 .. ASY90
ASY90-1 .. BC159B
BC159C .. BC251A
BC251B .. BC343
BC344 .. BC487L
BC488 .. BC817-25L
BC817-25LT1 .. BC860AWT1
BC860B .. BCW15K
BCW15L .. BCW99B
BCW99C .. BCY77-8
BCY77-9 .. BD234
BD234-10 .. BD372B
BD372B-10 .. BD635
BD636 .. BD955
BD955F .. BDW25-4
BDW25-6 .. BDY12D
BDY13 .. BF244
BF248 .. BF437
BF439 .. BF871BA
BF871EA .. BFQ43
BFQ43S .. BFS55A
BFS57 .. BFW16A
BFW17 .. BFY87R
BFY87V .. BLY21
BLY22 .. BST16
BST39 .. BSX62-SM
BSX62B .. BTC1510J3
BTC1510T3 .. BU912
BU920 .. BUP39
BUP40 .. BUV98V
BUW11 .. BUY21A
BUY22 .. CCN83
CCS2001 .. CFD2374Q
CFD2375 .. CK28A
CK398 .. CP404
CP405 .. CSA1267Y
CSA1293 .. CSC1684R
CSC1684S .. CSD669A
CSD669AB .. D24A3900A
D26B1 .. D40E4
D40E5 .. D56W2
D6 .. DPLS350E
DPLS350Y .. DTA143XE
DTA143XEA .. DTD113ES
DTD113Z .. ECG13
ECG130 .. ECG482
ECG483 .. ESM3030DV
ESM3045AV .. FCS9018E
FCS9018F .. FJY3009R
FJY3010R .. FMMT6517
FMMT6520 .. FX2369
FX2369A .. GC522
GC522K .. GES5551
GES5551R .. GS-H9033
GS-H9033D .. GT338B
GT338V .. HDA412
HDA420 .. HS5308
HS5810 .. IDD525
IDD526 .. JE9100C
JE9100D .. KRA102
KRA102M .. KRA763U
KRA764E .. KRC836E
KRC836U .. KSB1098-O
KSB1098-R .. KSC2787-R
KSC2787-Y .. KSD5064
KSD5065 .. KST92
KST93 .. KT3198V
KT321A .. KT6134B
KT6134V .. KT814A9
KT814B .. KT897A
KT897B .. KTB1424
KTB1772 .. KTD3055
KTD525 .. MC142
MC150 .. MJ10042
MJ10044 .. MJD350T4
MJD41C .. MJE5851
MJE5852 .. MM869B
MMBA811C5 .. MMBT589
MMBT589L .. MP110B-B
MP110B-G .. MP504A
MP505 .. MPS2925
MPS2926 .. MPSH02
MPSH04 .. MRF905
MRF912 .. NA11HX
NA11HY .. NB013FU
NB013FV .. NB212FY
NB212H .. NKT124
NKT12429 .. NPS5141
NPS5142 .. NTE172A
NTE176 .. OC815
OC816 .. PBSS5160V
PBSS5220T .. PIMD3
PIMH9 .. PN918
PN918R .. RCA1A05
RCA1A06 .. RN1605
RN1606 .. RN2710
RN2710JE .. S15649
S1619 .. SDT9204
SDT9205 .. SGSIF444
SGSIF445 .. SRA2212EF
SRA2212M .. STC5084
STC5085 .. SZD1060
SZD1181 .. TA2470
TA2492 .. TIP140T
TIP141 .. TIS37
TIS38 .. TN4036
TN4037 .. TP929
TP929A .. UN1066
UN1110Q .. UN9218
UN9219 .. ZT403
ZT403P .. ZTX4402L
ZTX4402M .. ZXTP5401FL
ZXTP5401G .. ZXTPS720MC
 
BF494 All Transistors Data Sheet. Parameters and Characteristics. Transistor Database. Cross Reference Search
 

BF494 Transistor Datasheet. Parameters and Characteristics.

Type Designator: BF494

Material of transistor: Si

Polarity: NPN

Maximum collector power dissipation (Pc), W: 0.3

Maximum collector-base voltage |Ucb|, V: 30

Maximum collector-emitter voltage |Uce|, V: 20

Maximum emitter-base voltage |Ueb|, V: 5

Maximum collector current |Ic max|, A: 0.03

Maksimalna temperatura (Tj), °C: 150

Transition frequency (ft), MHz: 260

Collector capacitance (Cc), pF: 1.6

Forward current transfer ratio (hFE), min: 115

Noise Figure, dB: -

Package of BF494 transistor: TO92

BF494 Equivalent Transistors - Cross-Reference Search

BF494 PDF doc:

1.1. bf494_bf495.pdf Size:48K _philips

BF494
BF494
DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D186 BF494; BF495 NPN medium frequency transistors 1997 Jul 08 Product specification Supersedes data of September 1994 File under Discrete Semiconductors, SC04 Philips Semiconductors Product specification NPN medium frequency transistors BF494; BF495 FEATURES PINNING Low current (max. 30 mA) PIN DESCRIPTION Low voltage (max. 20 V). 1 base 2 emitter APPLICATIONS 3 collector HF applications in radio and television receivers FM tuners Low noise AM mixer-oscillators 1 handbook, halfpage 3 2 IF amplifiers in AM/FM receivers. 3 1 DESCRIPTION 2 MAM258 NPN medium frequency transistor in a TO-92; SOT54 Fig.1 Simplified outline (TO-92; SOT54) plastic package. and symbol. QUICK REFERENCE DATA SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT VCBO collector-base voltage open emitter - 30 V VCEO collector-emitter voltage open base - 20 V ICM peak collector current - 30 mA Ptot total power dissipation T

1.2. bf494.pdf Size:81K _fairchild_semi

BF494
BF494
July 2006 BF494 tm NPN RF Transistor TO-92 1. Collector 2. Emitter 3. Base Absolute Maximum Ratings * Ta = 25C unless otherwise noted Symbol Parameter Value Unit VCEO Collector-Emitter Voltage 20 V VCBO Collector-Base Voltage 30 V VEBO Emitter-Base Voltage 5.0 V IC Collector Current - Continuous 30 mA TJ Junction Temperature 150 C TSTG Storage Temperature Range - 55 ~ 150 C * These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. NOTES: 1) These ratings are based on a maximum junction temperature of 150 degrees C. 2) These are steady state limits. The factory should be consulted on applications involving pulsed or low duty cycle operations Thermal Characteristics Symbol Parameter Value Unit PD Total Device Dissipation, by R?JA 350 mW Derate above 25C 2.8 mW/C R?JC Thermal Resistance, Junction to case 125 C/W R?JA Thermal Resistance, Junction to Ambient 357 C/W Electrical Characteristics* TC = 25C un

1.3. bf494_bf495.pdf Size:142K _cdil

BF494
BF494
Continental Device India Limited An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company NPN SILICON PLANAR EPITAXIAL RF TRANSISTORS BF494 BF495 TO-92 Plastic Package High Voltage Video Transistors ABSOLUTE MAXIMUM RATINGS(Ta=25?C unless specified otherwise) DESCRIPTION SYMBOL Value UNITS VCEO Collector Emitter Voltage 20 V VCBO Collector Base Voltage 30 V VEBO Emitter Base Voltage 5V IC Collector Current (DC) 30 mA ICM Collector Current(peak value) 30 mA Ptot Total Power dissipation up to 300 mW Tamb = 25?C mW/?C Tj, Tstg Operating And Storage Junction -55 to +150 ?C Temperature Range THERMAL RESISTANCE Rth(j-a) Junction to ambient 420 K/W ELECTRICAL CHARACTERISTICS (Ta=25?C Unless Otherwise Specified) DESCRIPTION SYMBOL TEST CONDITION Min Max UNITS ICBO VCB=20V,IE=0 Collector Cut- off Current 500 nA ICBO VCB=20V,IE=0 Collector Cut - off Current Ta =150 ?C 4.0 µA IEBO VEB=4V, IC=0 EmitterCut off Current 500 nA VBE(ON) VCE=10V,IC=1mA Base Emitte

See also transistors datasheet: BF493L , BF493M , BF493P1 , BF493P2 , BF493P5 , BF493Q , BF493S , BF493SP , TIP42C , BF494A , BF494B , BF494C , BF494D , BF495 , BF495B , BF495C , BF495D .

Keywords

 BF494 Datasheet  BF494 Datenblatt  BF494 RoHS  BF494 Distributor
 BF494 Application Notes  BF494 Component  BF494 Circuit  BF494 Schematic
 BF494 Equivalent  BF494 Cross Reference  BF494 Data Sheet  BF494 Fiche Technique

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