2N3905 Datasheet, PDF (2/5 Pages) ON Semiconductor – General Purpose Transistors(PNP Silicon)

PNP SILICON PLANAR EPITAXIAL SWITCHING TRANSISTORS
2N3905 / 2N3906
TO-92
Plastic Package
For Lead Free Parts, Device
Part # will be Prefixed with
"T"
E^BC
ELECTRICAL CHARACTERISTICS (T_a=25ºC unless specified otherwise)
SMALL SIGNAL CHARACTERISTICS
DESCRIPTION
SYMBOL
TEST CONDITION
Transistors Frequency
f_T I_C=10mA, V_CE=20V, f=100MHz
Output Capacitance
Input Capacitance
C_ob
V_CB=5V, I_E=0, f=100KHz
C_ib
V_EB=0.5V, I_C=0, f=100KHz
2N3905
>200
< 4.5
<10
2N3906
>250
<4.5
<10
UNITS
MHz
pF
pF
Small Signal Current Gain
Input Inpedence
Out put Adimttance
Voltage Feedback Ratio
Noise Figure
SWITCHING Time
Delay time
Rise time
Storage time
Fall time
ALL f=1kHz
h_fe
I_C=1mA, V_CE=10V
50 - 200 100 - 400
h_ie
I_C=1mA, V_CE=10V
0.5 - 8.0 2.0 -12
h_oe
I_C=1mA, V_CE=10V
1.0 - 40 3.0 - 60
h_re
I_C=1mA, V_CE=10V
0.1 - 5.0 0.1 - 10
NF
I_C=100µA, V_CE=5V, f=10Hz to
15.7 KHz, R_S=1KΩ
< 5.0
< 4.0
kΩ
µmhos
x10 ^-4
dB
t_d
V_CC=3V, V_BE=0.5V
< 35
< 35
ns
t_r
I_C=10mA, I_B1=1mA
< 35
< 35
ns
t_s
V_CC=3V, I_C=10mA
< 200
< 225
ns
t_f
I_B1=1_B2=1mA
< 60
< 75
ns
2N3905_3906Rev_1 071105E
Continental Device India Limited
Data Sheet
Page 2 of 5