Transistors
Power Transistor (400V, 0.1A)
2SC4505
zFeatures
1) High breakdown voltage. (BV
CEO = 400V)
2) Low saturation voltage,
typically V
CE (sat)= 0.05V at IC / IB = 10mA / 1mA.
3) High switching speed, typically tf = 1.7µs at Ic =100mA.
4) Complements the 2SC4505 and the 2SA1759.
z
Packaging specifications and h
Type 2SC4505
Package
FE
h
Marking
Code
ordering unit
FE
(pieces)
∗
Denotes h
Basic
FE
MPT3
PQ
CE
T100
1000
∗
z
Absolute maximum ratings
Parameter Symbol
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
Collector power dissipation
Junction temperature
Storage temperature
∗
1 Single pulse, Pw=20ms, Duty=1/2
∗
2 When mounted on a 40×40×0.7mm ceramic board.
(T a=25°C)
CBO
V
V
CEO
V
EBO
I
C
P
C
Tj
Tstg
Limits
400
400
7
0.1
0.2 A (Pulse)
0.5
2
150
−55 to +150
z
Electrical characteristics
Parameter Symbol Min. Typ. Max. Unit Conditions
Collector-base breakdown voltage
Collector-emitter breakdown voltage
Emitter-base breakdown voltage
Collector cutoff current
Emitter cutoff current
Collector-emitter saturation voltage
Base-emitter saturation voltage
DC current transfer ratio
Transition frequency
Output capacitance
Turn-on time
Storage time
Fall time
(T a=25°C)
BV
CBO
BVCEO
BVEBO
ICBO
IEBO
VCE(sat)
BE(sat) −−1.5 V IC/IB=10mA/1mA
V
hFE
fT
Cob
on − 1 −µsIC=−100mA RL=1.5kΩ
t
stg − 5.5 −µsIB1=−IB2=10mA
t
t
f − 1.7 −µsVCC~−150V
A (DC)
400
400
7
−
−
−
82
−
−
Unit
V
V
V
W
W
°C
°C
z
Dimensions
MPT3
(1)Base
(2)Collector
(3)Emitter
∗
1
∗
2
−
−
−
−
−
0.05
−
20
7
−
−
−
10
10
0.5
270
−
−
(Unit : mm)
(1)
V
V
V
µA
µA
V
−
MHz
pF
2SC4505
4.5
1.6
(3)(2)
0.5
1.51.5
3.0
C=50µA
I
C=1mA
I
I
E=50µA
V
CB=400V
V
EB=6V
C/IB=10mA/1mA
I
CE=10V , IC=10mA
V
CE=10V , IE=−10mA , f=10MHz
V
V
CB=10V , IE=0A , f=1MHz
1.5
0.5
2.5
4.0
0.4
1.0
0.40.4
Rev.D 1/3
2SC4505
Transistors
z
Electrical characteristics
200
160
(mA)
C
120
80
40
COLLECTOR CURRENT : I
0
0246810
COLLECTOR TO EMITTER VOLTAGE : V
3.5mA
Fig.1 Ground emitter output characteristics
1000
500
Ta=100
200
EF
100
50
20
10
5
DC CURRENT GAIN : h
2
1
0.001 0.002 0.005
°C
−25
°C
0.01 0.02 0.05 0.1 0.2 0.5
COLLECTOR CURRENT : IC (A)
Fig.4 DC current gain vs. collector current ( ΙΙ )
1000
500
(MHz)
T
200
100
50
20
10
5
2
TRANSITION FREQUENCY : f
1
−0.005 −0.01 −0.02 −0.05
EMITTER CURRENT : IE (A)
Fig.7 Gain bandwidth product vs. emitter current
Rev.D 2/3
(T a=25°C)
Ta=25
2.5mA
3.0mA
2.0mA
1.5mA
1.0mA
0.5mA
IB=0mA
VCE=10V
25°C
Ta=25
VCE=10V
−0.1 −0.2 −0.5 −1 −2
°C
CE
(V)
1
0.5
(A)
C
0.2
0.1
0.05
0.02
0.01
0.005
COLLECTOR CURRENT : I
0.002
0.001
°C
°C
°C
25
−25
Ta=100
BASE TO EMITTER VOLTAGE : VBE (V)
Fig.2 Ground emitter propagation characterisitics
10
(V)
5
CE(sat)
2
1
0.5
0.2
IC/IB=20
0.1
0.05
0.02
0.01
1
0.001 0.002 0.005 0.01 0.02 0.05 0.1 0.2 0.5 1
COLLECTOR SATURATION VOLTAGE : V
Fig.5 Collector-emitter saturation voltage
vs. collector current
10
5
COLLECTOR CURRENT : IC (A)
Ta=25
°C
1000
(pF)
ob
500
200
100
50
20
10
5
2
1
COLLECTOR OUTPUT CAPACITANCE : C
0.1 0.2 0.5 1 2 5 10 20 50 100
COLLECTOR TO BASE VOLTAGE : V
Fig.8 Collector output capacitance
vs. collector-base voltage
V
CE
=3V
1.4 1.60.4 0.6 0.8 1.0 1.20.20
Ta=25
f=1MHz
I
E
=0A
CB
1000
500
200
EF
100
50
20
10
5
DC CURRENT GAIN : h
2
1
0.001 0.002 0.005
0.01 0.02 0.05 0.1 0.2 0.5
COLLECTOR CURRENT : IC (A)
Fig.3 DC current gain vs. collector current ( Ι )
°C
°C
(V)
5
CE(sat)
(V)
2
BE(sat)
1
Ta=−25
0.5
25
0.2
0.1
0.05
25
0.02
BASE SATURATION VOLTAGE :V
COLLECTOR SATURATION VOLTAGE :V
0.01
0.001 0.002 0.005 0.01 0.02 0.05 0.1 0.2 0.5 1
COLLECTOR CURRENT : IC (A)
Fig.6 Collector-emitter saturation voltage
Collector-base saturation voltage
1
Ic Max. (Pulse∗)
(A)
C
0.1
0.01
Ta=25°C
COLLECTOR CURRENT : I
∗Single
nonrepetitive pulse
0.001
0.1 1 10
COLLECTOR TO EMITTER VOLTAGE : V
°C
°C
Ta=100
°C
100
°C
−25
V
°C
°C
DC
BE(sat)
Pw=100m
10
(V)
Fig.9 Safe operating area
°C
1
C/IB
=10
5V
V
Ta=25
VCE=10V
I
CE(sat)
vs. collector current
Pw=10m
Pw=1m
100 1000
CE
(V)
2SC4505
Transistors
Base current wave form
_~
CC
−V
150V
Collector current wave form
90%
I
B1
I
B2
I
C
10%
t
f
t
t
on
stg
V
IN
Pw
Pw_~50µs
duty cycle 1%
R
L
=1.5kΩ
I
B1
TUT
I
B2
_~
−V
BB
6V
Fig.10 Switching time mesurement circuit
Rev.D 3/3
Appendix
No technical content pages of this document may be reproduced in any form or transmitted by any
means without prior permission of ROHM CO.,LTD.
The contents described herein are subject to change without notice. The specifications for the
product described in this document are for reference only. Upon actual use, therefore, please request
that specifications to be separately delivered.
Application circuit diagrams and circuit constants contained herein are shown as examples of standard
use and operation. Please pay careful attention to the peripheral conditions when designing circuits
and deciding upon circuit constants in the set.
Any data, including, but not limited to application circuit diagrams information, described herein
are intended only as illustrations of such devices and not as the specifications for such devices. ROHM
CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any
third party's intellectual property rights or other proprietary rights, and further, assumes no liability of
whatsoever nature in the event of any such infringement, or arising from or connected with or related
to the use of such devices.
Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or
otherwise dispose of the same, no express or implied right or license to practice or commercially
exploit any intellectual property rights or other proprietary rights owned or controlled by
ROHM CO., LTD. is granted to any such buyer.
Products listed in this document are no antiradiation design.
Notes
The products listed in this document are designed to be used with ordinary electronic equipment or devices
(such as audio visual equipment, office-automation equipment, communications devices, electrical
appliances and electronic toys).
Should you intend to use these products with equipment or devices which require an extremely high level of
reliability and the malfunction of with would directly endanger human life (such as medical instruments,
transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other
safety devices), please be sure to consult with our sales representative in advance.
About Export Control Order in Japan
Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control
Order in Japan.
In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause)
on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction.
Appendix1-Rev1.1
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