MMDT3904

RoHS
COMPLIANT

Dual NPN Small Signal TransistorFeatures● Epoxy meets UL-94 V-0 flammability rating● Surface mount package ideally Suited for Automatic Insertion● NPN

Mechanical Data
● Package: SOT-363● Terminals: Tin plated leads, solderable per
J-STD-002 and JESD22-B102● Marking: K6N■Equivalent circuit

1/5
S-S2843
Rev.1.1,20-Aug-20

Yangzhou Yangjie Electronic Technology Co., Ltd.

www.21yangjie.com

MMDT3904■ Maximum Ratings (Ta=25℃ Unless otherwise specified）
Item

SymbolUnitConditions

ValueCollector-Emitter Voltage

VCEOVIC=1mAdc, IB=040

Collector-Base Voltage

VCBO

V

IC=10uAdc, IE=060

Emitter-Base Voltage

VEBO

V

IE=10uAdc, IC=06

Collector Current

ICmA

200Collector Power Dissipation

PCmW

200

Junction Temperature

Tj℃-55 to +150

Storage Temperature

Tstg

℃

-55 to +150

■ Electrical Characteristics (Ta=25℃ unless otherwise specified)
Item

SymbolUnitConditions

Min

Collector-base breakdown voltage

VCBO

V

IC=10μA,IE=060

Collector-emitter breakdown voltage

VCEO

VIC =1mA,IB=040

Emitter-base breakdown voltage

VEBO

V

IE=10μA,IC=06Collector-Base cut-off current

ICBOnA

VCB=30V,IE=050

Collector-Emitter cut-off current

ICEOnA

VCE=30V,IB=050

Emitter-Base Cut-off current

IEBOnA

VEB=5V,IC=050hFE(1)VCE=1V,IC=10mA

100hFE(2)VCE=1V,IC=50mA

60

TYP

Max

300

DC current gainCollector-emitter saturation voltage

VCE(sat)

IC=10mA,IB=1mA

0.2

IC=50mA,IB=5mA

0.3

V

IC=10mA,IB=1mA
Baser-emitter saturation voltage

Collector-base Output Capacitance

VBE(sat)

0.65

0.85

V
IC=50mA,IB=5mA

0.95
4CobopF

VCB=5.0Vdc, f=1.0MHz, IE=0

Transition frequency

fTMHz

VCE=20V,IC=10mA,f=100MHz

Noise figure

NFdB

VCE=5V,Ic=0.1mA,
f=1kHz,Rg=1KΩ300
5■ Ordering Information (Example)
PREFERED P/N

PACKINGCODE

UNIT WEIGHT(g)MINIMUM
PACKAGE(pcs)

INNER BOXQUANTITY(pcs)

OUTER CARTONQUANTITY(pcs)

DELIVERY MODE

MMDT3904

F2Approximate 0.009g

3000

30000

120000

7” reel

2/5
S-S2843
Rev.1.1,20-Aug-20

Yangzhou Yangjie Electronic Technology Co., Ltd.

www.21yangjie.com

MMDT3904■ Characteristics (Typical)

3/5
S-S2843Rev.1.1,20-Aug-20

Yangzhou Yangjie Electronic Technology Co., Ltd.

www.21yangjie.com

MMDT3904■SOT-363 Package Outline Dimensions■SOT-363 Soldering Footprint

Unit：mm

4/5
S-S2843
Rev.1.1,20-Aug-20

Yangzhou Yangjie Electronic Technology Co., Ltd.

www.21yangjie.com

MMDT3904
Disclaimer
The information presented in this document is for reference only. Yangzhou Yangjie Electronic Technology Co., Ltd. reserves theright to make changes without notice for the specification of the products displayed herein to improve reliability, function or designor otherwise.
The product listed herein is designed to be used with ordinary electronic equipment or devices, and not designed to be used withequipment or devices which require 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 safetydevices), Yangjie or anyone on its behalf, assumes no responsibility or liability for any damages resulting from such improper useof sale.
This publication supersedes & replaces all information previously supplied. For additional information, please visit our websitehttp:// www.21yangjie.com , or consult your nearest Yangjie’s sales office for further assistance.

5/5
S-S2843
Rev.1.1,20-Aug-20

Yangzhou Yangjie Electronic Technology Co., Ltd.

www.21yangjie.com