Electrical characteristics – Diodes MMBT4401T User Manual
Page 2
Electrical Characteristics
@T
A
= 25°C unless otherwise specified
DS30272 Rev. 8 - 2
2 of 4
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MMBT4401T
© Diodes Incorporated
Characteristic
Symbol
Min
Max
Unit
Test Condition
OFF CHARACTERISTICS (Note 5)
Collector-Base Breakdown Voltage
V
(BR)CBO
60
⎯
V
I
C
= 100
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
= 100
μA, I
C
= 0
Collector Cutoff Current
I
CEX
⎯
100
nA
V
CE
= 35V, V
EB(OFF)
= 0.4V
Base Cutoff Current
I
BL
⎯
100
nA
V
CE
= 35V, V
EB(OFF)
= 0.4V
ON CHARACTERISTICS (Note 5)
DC Current Gain
h
FE
20
40
80
100
40
⎯
⎯
⎯
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
= 150mA, V
CE
= 1.0V
I
C
= 500mA, V
CE
= 2.0V
Collector-Emitter Saturation Voltage
V
CE(SAT)
⎯
0.40
0.75
V
I
C
= 150mA, I
B
= 15mA
I
C
= 500mA, I
B
= 50mA
Base-Emitter Saturation Voltage
V
BE(SAT)
0.75
⎯
0.95
1.2
V
I
C
= 150mA, I
B
= 15mA
I
C
= 500mA, I
B
= 50mA
SMALL SIGNAL CHARACTERISTICS
Output Capacitance
C
obo
⎯
6.5
pF
V
CB
= 5.0V, f = 1.0MHz, I
E
= 0
Input Capacitance
C
ibo
⎯
30
pF
V
EB
= 0.5V, f = 1.0MHz, I
C
= 0
Input Impedance
h
ie
1.0
15
k
Ω
Voltage Feedback Ratio
h
re
0.1
8.0
x 10
-4
Small Signal Current Gain
h
fe
40
500
⎯
Output Admittance
h
oe
1.0
30
μS
V
CE
= 10V, I
C
= 1.0mA,
f = 1.0kHz
Current Gain-Bandwidth Product
f
T
250
⎯
MHz
V
CE
= 10V, I
C
= 20mA,
f = 100MHz
SWITCHING CHARACTERISTICS
Delay Time
t
d
⎯
15
ns
Rise Time
t
r
⎯
20
ns
V
CC
= 30V, I
C
= 150mA,
V
BE(off)
= 2.0V, I
B1
= 15mA
Storage Time
t
s
⎯
225
ns
Fall Time
t
f
⎯
30
ns
V
CC
= 30V, I
C
= 150mA,
I
B1
= I
B2
= 15mA
Notes:
5. Short duration pulse test used to minimize self-heating effect.
0
100
150
50
200
250
0
160
200
P
,
P
O
WE
R
DIS
S
IP
A
T
IO
N (
m
W
)
d
T , AMBIENT TEMPERATURE (°C)
Fig. 1 Power Derating Curve
A
120
80
40
1
10
1,000
100
0.1
1
10
1,000
100
h,
D
C
C
U
R
R
EN
T
G
AI
N
FE
I , COLLECTOR CURRENT (mA)
Fig. 2 Typical DC Current Gain vs.
Collector Current
C
T = -25°C
A
T = 25°C
A
T = 125°C
A
V
= 1.0V
CE