SEMTECH_ELEC ST2N3905

ST 2N3905 / 2N3906
PNP Silicon Epitaxial Planar Transistor
for switching and amplifier applications.
As complementary types the NPN transistors
2N3903 and 2N3904 are recommended.
On special request, these transistors can be
manufactured in different pin configurations.
1. Emitter 2. Base 3. Collector
TO-92 Plastic Package
Weight approx. 0.19g
Absolute Maximum Ratings (Ta = 25 OC)
Parameter
Symbol
Value
Unit
Collector Base Voltage
-VCBO
40
V
Collector Emitter Voltage
-VCEO
40
V
Emitter Base Voltage
-VEBO
6
V
Collector Current
-IC
200
mA
Power Dissipation
Ptot
625
mW
Junction Temperature
Tj
150
O
Storage Temperature Range
TS
- 55 to + 150
O
C
C
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 09/03/2007
ST 2N3905 / 2N3906
Characteristics at Ta = 25 OC
Parameter
DC Current Gain
at -VCE = 1 V, -IC = 0.1 mA
at -VCE = 1 V, -IC = 1 mA
at -VCE = 1 V, -IC = 10 mA
at -VCE = 1 V, -IC = 50 mA
at -VCE = 1 V, -IC = 100 mA
2N3905
2N3906
2N3905
2N3906
2N3905
2N3906
2N3905
2N3906
2N3905
2N3906
Collector Cutoff Current
at -VCB = 30 V
Emitter Cutoff Current
at -VEB = 6 V
Collector Base Breakdown Voltage
at -IC = 10 µA
Collector Emitter Breakdown Voltage
at -IC = 1 mA
Emitter Base Breakdown Voltage
at -IE = 10 µA
Collector Emitter Saturation Voltage
at -IC = 10 mA, -IB = 1 mA
at -IC = 50 mA, -IB = 5 mA
Base Emitter Saturation Voltage
at -IC = 10 mA, -IB = 1 mA
at -IC = 50 mA, -IB = 5 mA
Gain Bandwidth Product
at -VCE = 20 V, -IC = 10 mA, f = 100 MHz
Collector Base Capacitance
at -VCB = 5 V, f = 100 KHz
Emitter Base Capacitance
at -VEB = 0.5 V, f = 100 KHz
Thermal Resistance Junction to Ambient
1)
2N3905
2N3906
Symbol
Min.
Max.
Unit
hFE
hFE
hFE
hFE
hFE
hFE
hFE
hFE
hFE
hFE
30
60
40
80
50
100
30
60
15
30
150
300
-
-
-ICBO
-
50
nA
-IEBO
-
50
nA
-V(BR)CBO
40
-
V
-V(BR)CEO
40
-
V
-V(BR)EBO
6
-
V
-VCEsat
-VCEsat
-
0.25
0.4
V
V
-VBEsat
-VBEsat
-
0.85
0.95
V
V
fT
fT
200
250
-
MHz
MHz
Ccb
-
4.5
pF
Ceb
-
10
pF
RthA
-
250
1)
K/W
Valid provided that leads are kept at ambient temperature at a distance of 2 mm from case
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 09/03/2007
ST 2N3905 / 2N3906
DC Current Gain
2
VCE=1V
TJ=125 C
1
hFE (Normalized)
25 C
-55 C
0.2
0.1
0.1
1
100
10
200
I C (mA)
Collector Saturation Region
1
TJ=25 C
30mA
0.8
100mA
I C=1mA
VCE ( V )
0.6
0.4
10mA
0.2
0
0.001
0.1
1
10
I B (mA)
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 09/03/2007