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2SA1257-G5 データシート(PDF) 1 Page - Guangdong Kexin Industrial Co.,Ltd

部品番号 2SA1257-G5
部品情報  PNP Transistors
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メーカー  KEXIN [Guangdong Kexin Industrial Co.,Ltd]
ホームページ  http://www.kexin.com.cn/index.asp
Logo KEXIN - Guangdong Kexin Industrial Co.,Ltd

2SA1257-G5 データシート(HTML) 1 Page - Guangdong Kexin Industrial Co.,Ltd

  2SA1257-G5 Datasheet HTML 1Page - Guangdong Kexin Industrial Co.,Ltd 2SA1257-G5 Datasheet HTML 2Page - Guangdong Kexin Industrial Co.,Ltd 2SA1257-G5 Datasheet HTML 3Page - Guangdong Kexin Industrial Co.,Ltd  
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SMD Type
Transistors
1
www.kexin.com.cn
Features
High breakdown voltage.
Small output capacitance.
Absolute Maximum Ratings Ta = 25
ti
n
U
g
n
it
a
R
l
o
b
m
y
S
r
e
t
e
m
a
r
a
P
V
e
g
a
tl
o
v
e
s
a
b
-r
o
t
c
e
ll
o
C
CBO
-180
V
V
e
g
a
tl
o
v
r
e
tt
i
m
e
-r
o
t
c
e
ll
o
C
CEO
-160
V
V
e
g
a
tl
o
v
e
s
a
b
-r
e
tt
i
m
E
EBO
-5
V
I
t
n
e
rr
u
c
r
o
t
c
e
ll
o
C
C
-80
mA
I
)
e
s
l
u
p
(
t
n
e
rr
u
c
r
o
t
c
e
ll
o
C
CP
-150
mA
P
n
o
it
a
p
i
s
s
i
d
r
o
t
c
e
ll
o
C
C
200
mW
T
e
r
u
t
a
r
e
p
m
e
t
n
o
it
c
m
u
J
j
125
T
e
r
u
t
a
r
e
p
m
e
t
e
g
a
r
o
t
S
stg
-55 to +125
PNP Transistors
2SA1257
Very small-sized package permitting the 2SA1257/
2SC3143-applied sets to be made small and slim.
Electrical Characteristics Ta = 25℃
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Collector- base breakdown voltage
VCBO
Ic= -100 μA, IE=0
-180
Collector- emitter breakdown voltage
VCEO
Ic= -1 mA, RBE=∞
-160
Emitter - base breakdown voltage
VEBO
IE= -100μA, IC=0
-5
Collector-base cut-off current
ICBO
VCB= -120 V , IE=0
-100
Emitter cut-off current
IEBO
VEB= -4V , IC=0
-100
Collector-emitter saturation voltage
VCE(sat) IC=-30mA, IB=- 3mA
-0.7
Base - emitter saturation voltage
VBE(sat) IC=-30mA, IB=- 3mA
-1.2
Base - emitter voltage
VBE
VCE= -5V , IC=-10mA
-1.5
DC current gain
hFE
VCE= -5V, IC= -10mA
60
270
Turn-on time
ton
0.15
Storage time
tstg
0.95
Fall time
tf
0.15
Collector output capacitance
Cob
VCB= -10V, f-1MHz
2.4
3.2
pF
Transition frequency
fT
VCE= -10V, IC= -10mA
130
MHz
See Test Circuit.
V
V
us
nA
Classification of hfe
Type
2SA1257-G3
2SA1257-G4
2SA1257-G5
Range
60-120
90-180
135-270
Marking
G3
G4
G5
0.4 +0.1
-0.1
2.9 +0.1
-0.1
0.95 +0.1
-0.1
1.9 +0.1
-0.1
1.Base
2.Emitter
3.collector
1
2
3
Unit: mm
SOT-23
0.1 +0.05
-0.01


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