Diodes MMBT3904T - Manual (Page 2)

Electrical Characteristics
@T
A
= 25°C unless otherwise specified
DS30270 Rev. 8 - 2 2 of 4
www.diodes.com
MMBT3904T
© Diodes Incorporated
Characteristic Symbol Min Max Unit Test Condition
OFF CHARACTERISTICS (Note 5)
Collector-Base Breakdown Voltage
V
(BR)CBO
60 ⎯ V I
C
= 10 μA, I
E
= 0
Collector-Emitter Breakdown Voltage V
(BR)CEO
40 ⎯ V I
C
= 1.0mA, I
B
= 0
Emitter-Base Breakdown Voltage V
(BR)EBO
6.0 ⎯ V I
E
= 10 μA, I
C
= 0
Collector Cutoff Current I
CEX
⎯ 50 nA V
CE
= 30V, V
EB(OFF)
= 3.0V
Base Cutoff Current I
BL
⎯ 50 nA V
CE
= 30V, V
EB(OFF)
= 3.0V
ON CHARACTERISTICS (Note 5)
DC Current Gain h
FE
40
70
100
60
30
⎯
⎯
300
⎯
⎯
⎯
I
C
= 100µA, V
CE
= 1.0V
I
C
= 1.0mA, V
CE
= 1.0V
I
C
= 10mA, V
CE
= 1.0V
I
C
= 50mA, V
CE
= 1.0V
I
C
= 100mA, V
CE
= 1.0V
Collector-Emitter Saturation Voltage V
CE(SAT)
⎯
0.20
0.30
V
I
C
= 10mA, I
B
= 1.0mA
I
C
= 50mA, I
B
= 5.0mA
Base-Emitter Saturation Voltage V
BE(SAT)
0.65
⎯
0.85
0.95
V
I
C
= 10mA, I
B
= 1.0mA
I
C
= 50mA, I
B
= 5.0mA
SMALL SIGNAL CHARACTERISTICS
Output Capacitance
C
obo
⎯ 4.0 pF V
CB
= 5.0V, f = 1.0MHz, I
E
= 0
Input Capacitance C
ibo
⎯ 8.0 pF V
EB
= 0.5V, f = 1.0MHz, I
C
= 0
Input Impedance h
ie
1.0 10 k Ω
Voltage Feedback Ratio h
re
0.5 8.0 x 10 -4
Small Signal Current Gain h
fe
100 400 ⎯
Output Admittance h
oe
1.0 40 μS
V
CE
= 10V, I
C
= 1.0mA,
f = 1.0kHz
Current Gain-Bandwidth Product f
T
300 ⎯ MHz
V
CE
= 20V, I
C
= 10mA,
f = 100MHz
Noise Figure NF ⎯ 5.0 dB
V
CE
= 5.0Vdc, I
C
= 100 μAdc,
R
S
= 1.0K Ω, f = 1.0MHz
SWITCHING CHARACTERISTICS
Delay Time
t
d
⎯ 35 ns
Rise Time t
r
⎯ 35 ns
V
CC
= 3.0V, I
C
= 10mA,
V
BE(off)
= - 0.5V, I
B1
= 1.0mA
Storage Time t
s
⎯ 200 ns V
CC
= 3.0V, I
C
= 10mA
Fall Time t
f
⎯ 50 ns I
B1
= I
B2
= 1.0mA
Notes: 5. Short duration pulse test used to minimize self-heating effect.
0
100
150
50
200
250
0 100 200
P
, P
O
WE
R
DI
SSI
P
A
T
IO
N (
m
W
)
d
T , AMBIENT TEMPERATURE (°C)
Fig. 1, Power Derating Curve
A
0
5
15
10
0.1 1 10 100
C
, I
N
P
U
T
C
A
P
A
C
IT
A
N
C
E (
p
F
)
C
, OUT
P
U
T
CAP
A
C
IT
A
NCE
(p
F
)
IB
O
OB
O
V , COLLECTOR-BASE VOLTAGE (V)
Fig. 2, Input and Output Capacitance vs.
Collector-Base Voltage
CB