A Product Line of
Diodes Incorporated
FZT491
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Characteristic
Collector-Base Breakdown Voltage
Collector-Emitter Breakdown Voltage (Note 9)
Emitter-Base Breakdown Voltage
Collector Cut-off Current
Collector Cut-off Current
Emitter Cut-off Current
Collector-Emitter Saturation Voltage (Note 9)
DC Current Gain (Note 9)
Base-Emitter Turn-On Voltage (Note 9)
Base-Emitter Saturation Voltage (Note 9)
Output Capacitance
Current Gain-Bandwidth Product
Symbol
BVCBO
BVCEO
BVEBO
ICBO
ICES
IEBO
VCE(sat)
hFE
VBE(on)
VBE(sat)
Cobo
fT
Min Typ
80
−
60
−
7
8.1
−
<1
−
<1
−
<1
−
100
−
160
100 140
100 150
80
120
30
40
−
830
−
965
−
−
150
−
Notes: 9. Measured under pulsed conditions. Pulse width ≤ 300µs. Duty cycle ≤ 2%
Max
−
−
−
100
100
100
250
500
−
300
−
−
1000
1100
10
−
Unit
V
V
V
nA
nA
nA
mV
mV
mV
pF
MHz
Test Condition
IC = 100µA
IC = 10mA
IE = 100µA
VCB = 60V
VCES = 60V
VEB = 5.6V
IC = 500mA, IB = 50mA
IC =1A, IB = 100mA
IC = 1mA, VCE = 5V
IC = 500mA, VCE = 5V
IC = 1A, VCE = 5V
IC = 2A, VCE = 5V
IC = 1A, VCE = 5V
IC = 1A, IB = 100mA
VCB = 10V, f = 1MHz
VCE = 10V, IC = 50mA
f = 100MHz
FZT491
Document number: DS33135 Rev. 4 - 2
4 of 7
www.diodes.com
December 2012
© Diodes Incorporated