YONGYUTAI-MMBT3904W

MMBT3904W  

Mechanical Data  

Features  













Package: SOT-323  











Low profile package  

Lead Finish:Matte Tin  

Ideal for automated placement  

Power Dissipation of 200mW  

High Stability and High Reliability  

RoHS Compliant  

Case Material: “Green” Molding Compound.  

UL Flammability Classification Rating 94V-0  

Moisture Sensitivity: Level 3 per J-STD-020  

Tape Reel :3000pcs  

Appearance Symbo  

Applications  









3

Package

：

SOT-323  

1

：

Base  

2

2

：

Emitter  

3

：

Collector  

1

Marking Information  

AM  

A

M

= Marking Code  

PAGE1  

MMBT3904W  

bsolute Maximum Ratings

(T=25

℃

unless otherwise noted)  

Parameter  

Collector-Base Voltage  

Symbol  

Value  

Units  

V

V

CBO  

V

CEO  

V

EBO  

I

C  

60  

Collector-Emitter Voltage  

Emitter-Base Voltage  

40  

6

V

V

Collector Current – Continuous  

Collector Power Dissipation  

Operating Junction temperature  

Storage Temperature Range  

200  

mA  

mW  

℃

P

C  

200  

T

J  

-55 to +150  

-55 to +150  

T

STG  

℃

Electrical Characteristics

(T=25 unless

 

otherwise note  

Parameter  

Symbol  

V

(BR)CBO  

V

(BR)CEO  

V

(BR)EBO  

I

CES  

Test conditions  

I

C

=10uA  

Min  

Max  

Unit  

60  

40  

6

V

V

Collector-base breakdown voltage  

Collector-emitter breakdown voltage  

Emitter-base breakdown voltage  

Collector Emitter cut-off current  

Emitter Base Cutoff Current  

I

C

=1mA  

I

E

=10uA  

V

V

CE

=30V  

50  

50  

nA  

nA  

V

EB

=3V  

I

EBO  

V

CE

=1V, I

C

=0.1mA  

V

CE

=1V, I

C

=1mA  

V

CE

=1V, I

C

=10mA  

V

CE

=1V, I

C

=50mA  

V

CE

=1V, I

C

=100mA  

I

C

=10mA, I

B

=1mA  

I

C

=50mA, I

B

=5mA  

I

C

=10mA, I

B

=1mA  

I

C

=50mA, I

B

=5mA  

V

CE

=20V, I

E

=10mA,f=100MHz  

V

CB

=10V, I

E

=0, f=100KHz  

40  

70  

h

FE  

300  

DC current gain  

100  

60  

30  

0.2  

0.3  

V

V

Collector-emitter saturation voltage  

Base -emitter saturation voltage  

V

CE(sat)  

0.85  

0.95  

V

0.65  

300  

V

BE(sat)  

V

MHz  

pF  

ns  

ns  

ns  

ns  

Transition frequency  

Collector output capacitance  

Delay time  

f

T  

C

ob  

t

d  

4

35  

35  

200  

50  

V

CC

=3V, V

BE(off)

=0.5V  

I

C

=10mA, I

B1

=1mA  

Rise time  

t

r  

Storage time  

t

s  

V

CC

=3V, I

C

=10mA,  

I

B1

=I

B2

=1mA  

Fall time  

t

f  

PAGE2  

MMBT3904W  

Typical Characteri

 

ti s  

PAGE3  

MMBT3904W  

PAGE4  

`

MMBT3904W  

Soldering parameters  

Pb-Free assembly  

(see as bellow)  

Reflow Condition  

-Temperature Min (T

s(min)  

)

+150

℃

 

+200

℃  

-Temperature Max(T

s(max)  

-Time (Min to Max) (ts)  

)

Pre Heat  

60-180 secs.  

3

℃

/sec. Max  

3

℃

/sec. Max  

+217

℃  

Average ramp up rate (Liquid us Temp (T

L

) to peak)  

T

s(max)

to T

L

– Ramp-up Rate  

-Temperature(T

L

) (Liquid us)  

Reflow  

-Temperature(t

L

)  

Peak Temp (T

p

)  

60-150 secs.  

+260(+0/-5)

℃  

30 secs. Max  

Time within 5

℃

of actual Peak Temp (t

p

)  

Ramp-down Rate  

℃

6 /sec.

 

Max  

Time 25

℃

to Peak Temp (T

P

)  

Do not exceed  

8 min. Max  

+260

℃  

PAGE5  

MMBT3904W  

Package mechanical data  

Millimeters  

max  

Symbol  

min  

0.9  

0

A

A1  

A2  

a

1.1  

0.1  

1.0  

0.9  

(0.45)  

(0.65)  

D

2.0  

2.2  

E

1.15  

2.15  

1.35  

2.45  

E1  

e

e1  

b

1.2  

1.4  

0.25  

0.08  

0.35  

0.15  

c

L

(0.525)  

L1  

θ

0.26  

0°  

0.46  

8°  

Suggested Land Pattern  

Dimension in Millimeters  

Symbol  

Typ.  

(0.5)  

(0.8)  

(1.8)  

X

Y

Z

P

(1.3)  

PAGE6