Electrical characteristics – Diodes MMDT4403 User Manual
Page 2

Electrical Characteristics
@T
A
= 25°C unless otherwise specified
Characteristic
Symbol
Min
Max
Unit
Test Condition
OFF CHARACTERISTICS (Note 6)
Collector-Base Breakdown Voltage
V
(BR)CBO
-40
⎯
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
-5.0
⎯
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 6)
DC Current Gain
h
FE
30
60
100
100
20
⎯
⎯
⎯
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
= -2.0V
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
-1.30
V
I
C
= -150mA, I
B
= -15mA
I
C
= -500mA, I
B
= -50mA
SMALL SIGNAL CHARACTERISTICS
Output Capacitance
C
cb
⎯
8.5
pF
V
CB
= -10V, f = 1.0MHz, I
E
= 0
Input Capacitance
C
eb
⎯
30
pF
V
EB
= -0.5V, f = 1.0MHz, I
C
= 0
Input Impedance
h
ie
1.5
15
k
Ω
Voltage Feedback Ratio
h
re
0.1
8.0
x 10
-4
Small Signal Current Gain
h
fe
60
500
⎯
Output Admittance
h
oe
1.0
100
μS
V
CE
= -10V, I
C
= -1.0mA,
f = 1.0kHz
Current Gain-Bandwidth Product
f
T
200
⎯
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:
6. Short duration pulse test used to minimize self-heating effect.
1
10
100
1,000
V,
C
O
LL
E
C
T
O
R
T
O
EM
IT
T
E
R
SA
TURA
TI
O
N
VO
LT
AG
E
(
V
)
CE
(S
A
T
)
I , COLLECTOR CURRENT (mA)
Fig. 2 Collector Emitter Saturation Voltage
vs. Collector Current
C
T = 25°C
A
T = 50°C
A
T = 150°C
A
0
0.1
0.2
0.3
0.4
0.5
I
I
C
B
= 10
0
50
100
25
50
75
100 125
150
175 200
P
,
P
O
WE
R
DIS
S
IP
A
T
IO
N (
m
W
)
D
T , AMBIENT TEMPERATURE (°C)
Fig. 1 Max Power Dissipation vs.
Ambient Temperature
A
150
200
250
0
Note 1
DS30110 Rev. 10 - 2
2 of 4
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