RATING AND CHARACTERISTIC CURVES (FMMT619-G)
2000
Collector Current, Ic (mA)
0
1
800
10
1000
100
200
400
600
1000
β = 40
Fig.6 - Cob/Cib — VCB/VEB
Capacitance, C (pF)
Reverse Voltge, V (V)
General Purpose Transistor
Fig.1 - Static Characteristic
Collector Current, IC (mA)
Collector-Emitter Voltage, VCE (V)
0
100
200
300
500
400
1
2
3 4 5
6
COMMON
EMITTER
Ta=25°C
0
0.5mA
IB=0.05mA
0.45mA
0.4mA
0.35mA
0.3mA
0.25mA
0.2mA
0.15mA
0.1mA
Collector Current, Ic (mA)
DC Current Gain, hFE
1 10
2000
0
Fig.2 - hFE — IC
1200
200
600
400
800
Ta=100°C
Ta=25°C
VCE=2V
100
1000
1000
Fig.3 - VBEsat — IC
B
as
e
-E
mi
tte
r S
a
t
u
ra
t
io
n
Vo
lt
a
g
e, V
B
E
sat
(
mV)
Ta=100°C
Ta= 25°C
Collector Current, Ic (mA)
0
300
400
200
1
10 100 1000
100
β = 20
C
o
lle
c
to
r
-
Em
i
t
t
e
r
S
a
tur
a
t
i
o
n
V
o
lta
g
e
, VC
Es
at (m
V)
Fig.4 - VCEsat — IC
2000
Ta= 25°C
Ta=100°C
Fig.5 - FT — IC
Collector Current, IC (mA)
40 8060
0
100
Transtion frequency, fT (MHZ)
100
150
200
50
0
20
Ta= 25°C
VCE=10V
Cib
Cob
100
1000
10
0
10 20
1
0.1
f=1MHZ
IE=0/IC=0
Ta=25°C
QW-BTR55
Page 3
REV A:
Comchip Technology CO., LTD.
Company reserves the right to improve product design , functions and reliability without notice.