參數(shù)資料
型號(hào): MMBT4258D87Z
廠(chǎng)商: FAIRCHILD SEMICONDUCTOR CORP
元件分類(lèi): 小信號(hào)晶體管
英文描述: Si, PNP, RF SMALL SIGNAL TRANSISTOR
文件頁(yè)數(shù): 10/14頁(yè)
文件大?。?/td> 739K
代理商: MMBT4258D87Z
Typical Characteristics (continued)
Storage Time vs.
Turn-On / Turn-Off Base Currents
0
0.1
0.2
0.3
0.4
0.5
0
0.1
0.2
0.3
0.4
0.5
I
- TURN-OFF BASE CURRENT (mA)
I
-
T
U
RN
-O
N
BA
S
E
CU
R
E
N
T
(
m
A
)
B2
B1
I = 1.0 mA
C
5.0 ns
8.0 ns
3.0 ns
V
= -1.5V
CC
t = 12 ns
s
Storage Time vs.
Turn-On / Turn-Off Base Currents
0123
45
0
1
2
3
4
5
I
- TURN-OFF BASE CURRENT (mA)
I
-
T
U
R
N
-O
N
BA
S
E
CU
R
E
N
T
(m
A
)
B2
B1
I
= 10 mA
C
10 ns
15 ns
6.0 ns
V
= -1.5V
CC
t = 20 ns
s
Storage Time vs.
Turn-On / Turn-Off Base Currents
024
68
10
0
2
4
6
8
10
I
- TURN-OFF BASE CURRENT (mA)
I
-
T
U
RN
-O
N
BA
S
E
CU
R
E
N
T
(
m
A
)
B2
B1
I
= 50 mA
C
10 ns
15 ns
5.0 ns
V
= -1.5V
CC
t = 20 ns
s
Fall Time vs. Turn-On / Turn-Off
Base Currents
0
0.1
0.2
0.3
0.4
0.5
0
0.1
0.2
0.3
0.4
0.5
I
- TURN-OFF BASE CURRENT (mA)
I
-
T
U
RN
-O
N
BA
S
E
CU
R
E
N
T
(
m
A
)
B2
B1
I = 1.0 mA
C
45 ns
40 ns
V
= -1.5V
CC
t = 50 ns
f
Fall Time vs. Turn-On / Turn-Off
Base Currents
012
345
0
1
2
3
4
5
I
- TURN-OFF BASE CURRENT (mA)
I
-
T
U
RN
-O
N
BA
S
E
CU
R
E
N
T
(
m
A
)
B2
B1
I
= 10 mA
C
5.0 ns
4.0 ns
V
= -1.5V
CC
t = 6.0 ns
f
Fall Time vs. Turn-On / Turn-Off
Base Currents
024
68
10
0
2
4
6
8
10
I
- TURN-OFF BASE CURRENT (mA)
I
-
T
U
R
N
-O
N
BA
S
E
CU
R
E
N
T
(m
A
)
B2
B1
I
= 50 mA
C
4.0 ns
6.0 ns
3.0 ns
V
= -1.5V
CC
t = 8.0 ns
f
PN4258
/
MMBT4258
PNP Switching Transistor
(continued)
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