GM4PMK's SMD Codebook

Codes beginning with 'U'

Code

Device

Manf

Base

Package

Leaded Equivalent/Data

U

BB545

Sie

I

SOD323

20-2pF varicap

U BB145 Phi I SOD 523 Low Voltage Varicap

U1

BCX19

Mot

N

SOT23

BC337

U1p

BCX19

Phi

N

SOT23

BC337

U1t

BCX19

Phi

N

SOT23

BC337

U1

BGX50A

Sie

BQ

SOT143

quad ring Si sw diodes

U1A

3SK230A

Nec

UQ

SOT143

dg RF mosfet

U1B

3SK230B

Nec

UQ

SOT143

dg RF mosfet

U1C

3SK231C

Nec

UQ

SOT143

dg RF mosfet

U1D

3SK231D

Nec

UQ

SOT143

dg RF mosfet

U1E

3SK252E

Nec

UQ

SOT143

dg RF mosfet

U1E

3SK254E

Nec

UQ

SOT343

dg RF mosfet

U1G

3SK253G

Nec

UQ

SOT143

dg RF mosfet

U1G

3SK255G

Nec

UQ

SOT343

dg RF mosfet

U2

BCX20

Phi

N

SOT23

BC338

U2t

BCX20

Phi

N

SOT23

BC338

U3

BSS64

Phi

N

SOT23

120V 0.25A 0.2W

U4

BCX19R

Phi

R

SOT23R

BC337

U5

BCX20R

Phi

R

SOT23R

BC338

U6

BSS64R

Phi

R

SOT23R

120V 0.25A 0.2W

U7

BSR13

SGS

N

SOT23

2N2222

U7 3SK320 Tosh DW SC61 dg GaAsfet

U7p

BSR13

Phi

N

SOT23

2N2222

U7t

BSR13

Phi

N

SOT23

2N2222

U8

BSR14

SGS

N

SOT23

2N2222A

U8p

BSR14

Phi

N

SOT23

2N2222A

U8t

BSR14

Phi

N

SOT23

2N2222A

U16

2SC4183

Nec

N

 

npn RF 5V fT1GHz hFE 60-120

U17

2SC4183

Nec

N

 

npn RF 5V fT1GHz hFE 90-180

U18

2SC4183

Nec

N

 

npn RF 5V fT1GHz hFE 120-240

U21

2SC4185

Nec

N

 

npn RF 10V fT2.4GHz hFE 40-80

U22

2SC4185

Nec

N

 

npn RF 10V fT2.4GHz hFE 60-120

U23

2SC4185

Nec

N

 

npn RF 10V fT2.4GHz hFE 90-180

U55

3SK134B

Nec

UQ

SOT143

dg mosfet

U55

3SK245

Nec

UQ

SOT343

dg mosfet

U56

3SK134B

Nec

UQ

SOT143

dg mosfet

U56

3SK245

Nec

UQ

SOT343

dg mosfet

U65

3SK135A

Nec

UQ

SOT143

dg mosfet

U66

3SK135A

Nec

UQ

SOT143

dg mosfet

U71

BSR13R

SGS

R

SOT23R

2N2222

U71

3SK177

Nec

UQ

SOT143

dg GaAsfet Idss 5-15mA

U71

3SK299

Nec

UQ

SOT343

dg GaAsfet Idss 5-15mA

U72

3SK177

Nec

UQ

SOT143

dg GaAsfet Idss10-25mA

U72

3SK299

Nec

UQ

SOT343

dg GaAsfet Idss 10-25mA

U73

3SK177

Nec

UQ

SOT143

dg GaAsfet Idss 20-35mA

U73

3SK299

Nec

UQ

SOT343

dg GaAsfet Idss 20-35mA

U74

3SK177

Nec

UQ

SOT143

dg GaAsfet Idss 30-40mA

U74

3SK299

Nec

UQ

SOT343

dg GaAsfet Idss 30-40mA

U76

3SK206

Nec

UQ

SOT143

dg GaAsfet Idss 10-25mA

U77

3SK206

Nec

UQ

SOT143

dg GaAsfet Idss 20-35mA

U78

3SK206

Nec

UQ

SOT143

dg GaAsfet Idss 30-50mA

U79

3SK206

Nec

UQ

SOT143

dg GaAsfet Idss 45-80mA

U81

BSR14R

SGS

R

SOT23R

2N2222A

U87

3SK176A

Nec

UQ

SOT143

dg mosfet

U88

3SK176A

Nec

UQ

SOT143

dg mosfet

U90

3SK223

Nec

UQ

SOT143

dg mosfet

U90

3SK243

Nec

UQ

SOT343

dg mosfet

U91

3SK223

Nec

UQ

SOT143

dg mosfet

U91

3SK243

Nec

UQ

SOT143

dg mosfet

U92

BSR17A

Fch

N

SOT23

2N3904

U92p

BSR17A

Phi

N

SOT23

2N3904

U94

3SK224D

Nec

UQ

SOT143

dg mosfet

U94

3SK244D

Nec

UQ

SOT343

dg mosfet

U95

3SK224E

Nec

UQ

SOT143

dg mosfet

U95

3SK244E

Nec

UQ

SOT143

dg mosfet

UB

2SB852K

Roh

N

 

pnp darlington comp 2SD1383K

UB BZT52C4V3 Dio I SOD123 300 mW zener 5% 4.3V
UF 3SK293 Tosh DW SC61 dg mosfet UHF amp, 3SK291
UH 3SK260 Tosh DW SC61 dg mosfet TV mixer, 3SK151
UI 3SK259 Tosh DW SC61 dg mosfet VHF/UHF amp, 3SK253
UK 3SK294 Tosh DW SC61 dg mosfet VHF/UHF amp, 3SK292
UN 3SK274 Tosh DW SC61 dg GaAsfet UHF amp, 3SK240
UO 3SK249 Tosh DW SC61 dg mosfet UHF amp, 3SK232
UP CMDZ11L CSC I SOD323 zener 250mW Iz 0.5mA 11V
UR 3SK256 Tosh DW SC61 dg mosfet UHF amp, 3SK207
UT 3SK257 Tosh DW SC61 dg mosfet VHF amp, 3SK225
UT5 2SC4555-5 San N SOT23 lf gp hfe 130-270 npn
UT6 2SC4555-6 San N SOT23 lf gp hfe 200-400 npn
UT7 2SC4555-7 San N SOT23 lf gp hfe 300-600 npn
UU 3SK258 Tosh DW SC61 dg mosfet VHF amp, 3SK226
UY 2SC3913 San N SOT23 npn prebiased sw comp 2SA1519

Last Updated on 07/04/2014
By GM4PMK