MMBT3904
NPN General
Purpose Amplifier
SOT-23
Suggested Solder
Pad Layout
Features
• Capable of 350mWatts of Power Dissipation and 200mA Ic.
DIMENSIONS
INCHES MM
DIM MIN MAX MIN MAX NOTE
A .110 .120 2.80 3.04
B.083.104 2.102.64
C .047 .055 1.20 1.40
D .035 .041 .89 1.03
E .070 .081 1.78 2.05
F .018 .024 .45 .60
G .0005 .0039 .013 .100
H .035 .044 .89 1.12
J .003 .007 .085 .180
K .015 .020 .37 .51
Electrical Characteristics @ 25°C Unless Otherwise Specified
Symbol Parameter Min Max Units
OFF CHARACTERISTICS
V
(BR)CEO
Collector-Emitter Breakdown Voltage*
(I
C
=1.0mAdc, I
B
=0)
40 Vdc
V
(BR)CBO
Collector-Base Breakdown Voltage
(I
C
=10µAdc, I
E
=0)
60 Vdc
V
(BR)EBO
Emitter-Base Breakdown Voltage
(I
E
=10µAdc, I
C
=0)
6.0 Vdc
I
CBO
Collector Cutoff Current
(V
CB
=30Vdc, V
BE
=3.0Vdc)
50 nAdc
I
CEX
Collector Cutoff Current
(V
CE
=30Vdc, V
BE
=3.0Vdc)
50 nAdc
ON CHARACTERISTICS
h
FE
DC Current Gain*
(I
C
=0.1mAdc, V
CE
=1.0Vdc)
(I
C
=1.0mAdc, V
CE
=1.0Vdc)
(I
C
=10mAdc, V
CE
=1.0Vdc)
(I
C
=50mAdc, V
CE
=1.0Vdc)
(I
C
=100mAdc, V
CE
=1.0Vdc)
40
70
100
60
30
300
V
CE(sat)
Collector-Emitter Saturation Voltage
(I
C
=10mAdc, I
B
=1.0mAdc)
(I
C
=50mAdc, I
B
=5.0mAdc)
0.2
0.3
Vdc
V
BE(sat)
Base-Emitter Saturation Voltage
(I
C
=10mAdc, I
B
=1.0mAdc)
(I
C
=50mAdc, I
B
=5.0mAdc)
0.65 0.85
0.95
Vdc
SMALL-SIGNAL CHARACTERISTICS
f
T
Current Gain-Bandwidth Product
(I
C
=10mAdc, V
CE
=20Vdc, f=100MHz) 300 MHz
C
obo
Output Capacitance
(V
CB
=5.0Vdec, I
E
=0, f=1.0MHz) 4.0 pF
C
ibo
Input Capacitance
(V
BE
=0.5Vdc, I
C
=0, f=1.0MHz) 8.0 pF
NF Noise Figure
(I
C
=100µAdc, V
CE
=5.0Vdc, R
S
=1.0kΩ
f=10Hz to 15.7kHz)
5.0 dB
SWITCHING CHARACTERISTICS
t
d
Delay Time (V
CC
=3.0Vdc, V
BE
=0.5Vdc 35 ns
t
r
Rise Time I
C
=10mAdc, I
B1
=1.0mAdc) 35 ns
t
s
Storage Time (V
CC
=3.0Vdc, I
C
=10mAdc 200 ns
t
f
Fall Time I
B1
=I
B2
=1.0mAdc) 50 ns
*Pulse Width ≤ 300µs, Duty Cycle ≤ 2.0%
.079
2.000
in
h
mm
.
1
.800
.035
.900
.950
.037
.950
K
A
B
C
D
E
F
G
H
omponents
20736 Marilla Street Chatsworth
!"#
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MCC
TM
Micro Commercial Components
x
Operating and Storage Junction Temperatures: -55
ć
to 150
ć
x
Surface Mount SOT-23 Package
E
B
C
xMarking Code:1AM
www.mccsemi.com
1 of 6
• Lead Free Finish/RoHS Compliant ("P" Suffix designates
RoHS Compliant. See ordering information)
• Epoxy meets UL 94 V-0 flammability rating
• Moisure Sensitivity Level 1
Revision: D 2013/01/01
x
Thermal Resistance Junction to Ambient: 385
o
C/W
x
Thermal Resistance Junction to Case: 185
o
C/W
Halogen free available upon request by adding suffix "-HF"
x
