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SOT223 NPN SILICON PLANAR
MEDIUM POWER TRANSISTOR
ISSUE 1 - FEBRUARY 1999
FZT491A
PARTMARKING DETAIL – FZT491A
ABSOLUTE MAXIMUM RATINGS.
PARAMETER
SYMBOL
Collector-Base Voltage
VCBO
Collector-Emitter Voltage
VCEO
Emitter-Base Voltage
VEBO
Peak Pulse Current
ICM
Continuous Collector Current
IC
Base Current
IB
Power Dissipation at Tamb=25°C
Ptot
Operating and Storage Temperature Range Tj:Tstg
ELECTRICAL CHARACTERISTICS (at Tamb = 25°C).
PARAMETER
SYMBOL MIN. TYP. MAX.
Breakdown Voltage
Collector Cut-Off
Current
V(BR)CBO
V(BR)CEO
V(BR)EBO
ICBO
Emitter Cut-Off Current IEBO
Collector-Emitter Cut-Off ICES
Current
40
40
5
100
100
100
Collector-Emitter
Saturation Voltage
VCE(sat)
0.3
0.5
Base-Emitter
Saturation Voltage
VBE(sat)
1.1
Base-Emitter Turn-On
Voltage
VBE(on)
1.0
Static Forward Current hFE
300
300
200
35
900
Transition Frequency
fT
150
Output Capacitance
Cobo
10
*Measured under pulsed conditions. Pulse width=300µs.
For typical characteristics graphs see FMMT491A datasheet
VALUE
40
40
5
2
1
200
2
-55 to +150
UNIT
V
V
V
A
A
mA
W
°C
UNIT
V
V
V
nA
CONDITIONS.
IC=100µA
IC=10mA*
IE=100µA
VCB=30V
nA VEB=4V
nA VCES=30V
V IC=500mA, IB =50mA*
V IC=1A, IB =100mA*
V IC=1A, IB=100mA*
V IC =1A, VCE =5V*
MHz
pF
IC=1mA, VCE =5V
IC =500mA, VCE =5V*
IC =1A, VCE =5V*
IC = 2A, VCE =5V*
IC=50mA, VCE=10V,
f =100MHz
VCB=10V, f=1MHz
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