Diodes MMBT3906LP - Manual (Page 4)

MMBT3906LP
Document number: DS31836 Rev. 6 - 2
4 of 6
www.diodes.com
February 2013
© Diodes Incorporated
MMBT3906LP
ADVAN
CE I
N
F
O
RM
ATI
O
N
Electrical Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Characteristic Symbol Min Max Unit Test Condition
OFF CHARACTERISTICS
Collector-Base Breakdown Voltage
BV
CBO
-40  V I
C
= -100µA, I
E
= 0
Collector-Emitter Breakdown Voltage (Note 8) BV CEO
-40  V I C = -10.0mA, I B = 0
Emitter-Base Breakdown Voltage BV
EBO
-6.0  V I
E
= -100µA, I
C
= 0
Collector Cutoff Current
I
CEX
 -50 nA V
CE
= -30V, V
EB(OFF)
= -3.0V
I CBO
 -50 nA V CB = -30V, I E = 0
Base Cutoff Current I
BL
 -50 nA V
CE
= -30V, V
EB(OFF)
= -3.0V
ON CHARACTERISTICS (Note 8)
DC Current Gain h
FE
60 

I C = -100µA, V CE = -1.0V
80 
I
C
= -1.0mA, V
CE
= -1.0V
100 300 I
C
= -10mA, V
CE
= -1.0V
60 
I C = -50mA, V CE = -1.0V
30 
I
C
= -100mA, V
CE
= -1.0V
Collector-Emitter Saturation Voltage V
CE(sat)
 -0.25
V
I
C
= -10mA, I
B
= -1.0mA
 -0.40 I
C
= -50mA, I
B
= -5.0mA
Base-Emitter Saturation Voltage V
BE(sat)
-0.65 -0.85
V
I
C
= -10mA, I
B
= -1.0mA
 -0.95 I
C
= -50mA, I
B
= -5.0mA
SMALL SIGNAL CHARACTERISTICS
Output Capacitance
C
obo
 4.5 pF V
CB
= -5.0V, f = 1.0MHz, I
E
= 0
Input Capacitance C
ibo
 10 pF V
EB
= -0.5V, f = 1.0MHz, I
C
= 0
Input Impedance h
ie
2.0 12 k Ω
V
CE
= 10V, I
C
= 1.0mA,
f = 1.0kHz
Voltage Feedback Ratio h
re
0.1 10 x 10 -4
Small Signal Current Gain h
fe
100 400 
Output Admittance h
oe
3.0 60 µS
Current Gain-Bandwidth Product f
T
300  MHz
V
CE
= -20V, I
C
= -10mA,
f = 100MHz
SWITCHING CHARACTERISTICS
Delay Time
t
d
 35 ns V
CC
= -3.0V, I
C
= -10mA,
V BE(off) = 0.5V, I B1 = -1.0mA Rise Time t
r
 35 ns
Storage Time t
s
 225 ns V
CC
= -3.0V, I
C
= -10mA,
I
B1
= I
B2
= -1.0mA Fall Time t
f
 75 ns
Note: 8. Short duration pulse test used to minimize self-heating effect.
0
0.04
0.08
0.12
0.16
0.20
0 1 2 3 4 5
-V , COLLECTOR-EMITTER VOLTAGE (V)
CE
Fig. 4 Typical Collector Current
vs. Collector-Emitter Voltage
-I
,
C
O
LL
E
C
T
O
R
C
U
R
R
EN
T
(A
)
C
I = -2mA
B
I = -0.2mA
B
I = -0.4mA
B
I = -0.6mA
B
I = -0.8mA
B
I = -1.6mA
B
I = -1.4mA
B
I = -1.2mA
B
I = -1.8mA
B
I = -1mA
B
1 10 100
-I , COLLECTOR CURRENT (mA)
C
Fig. 5 Typical DC Current Gain vs. Collector Current
0
50
100
150
200
250
300
350
400
h,
D
C
C
U
R
R
E
N
T
G
AI
N
FE
T = -55°C
A
T = 25°C
A
T = 150°C
A
T = 125°C
A
T = 85°C
A
V = 1V
CE