US6T4
Transistors
Rev.A 1/2
Low frequency amplifier
US6T4
Application
Low frequency amplifier
Driver
Features
1) A collector current is large.
2) V
CE(sat)
: max.
-
250mV
At I
C
=
-
1.5A / I
B
=
-
30mA
External dimensions (Unit : mm)
ROHM : TUMT6
0.3
0.77
0.17
0.15Max.
2.0
1.3
0.65
0.65
(2)
(5)
(1)
(3)
(6)
(4)
1.7
0.2
0.2
2.1
0~0.1
0.85Max.
1pin mark
Abbreviated symbol : T04
Absolute maximum ratings (Ta=25
C)
Parameter
Symbol
V
CBO
V
CEO
V
EBO
I
C
I
CP
P
C
Tj
Tstg
Limits
-
15
-
12
-
6
-
3
400
150
-
55 to
+
150
-
6
1
Unit
V
V
V
A
A
mW
C
C
2
1.0
W
3
2 Each Termminal Mounted on a Recommended
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
Power dissipation
Junction temperature
Range of storage temperature
1 Single pulse, P
W
=
1ms
3 Mounted on a 25mm
25mm
0.8mm Ceramic substrate.
t
Equivalent circuit
(4)
(5)
(6)
(1)
(2)
(3)
Electrical characteristics (Ta=25
C)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
V
CB
= -
10V, I
E
=
0A, f
=
1MHz
f
T
-
280
-
MHz
V
CE
= -
2V, I
E
=
500mA, f
=
100MHz
BV
CBO
-
15
-
-
V
I
C
= -
10
A
BV
CEO
-
12
-
-
V
I
C
= -
1mA
BV
EBO
-
6
-
-
V
I
E
= -
10
A
I
CBO
-
-
-
100
nA
V
CB
= -
15V
I
EBO
-
-
-
100
nA
V
EB
= -
6V
V
CE(sat)
-
-
120
-
250
mV
I
C
= -
1.5A, I
B
= -
30mA
h
FE
270
-
680
-
V
CE
= -
2V, I
C
= -
500mA
Cob
-
30
-
pF
Collector-base breakdown voltage
Collector-emitter breakdown voltage
Emitter-base breakdown voltage
Collector cutoff current
Emitter cutoff current
Collector-emitter saturation voltage
DC current gain
Transition frequency
Collector output capacitance
Pulsed
US6T4
Transistors
Rev.A 2/2
Packaging specifications
US6T4
TR
3000
Type
Package
Code
Basic ordering unit (pieces)
Taping
Electrical characteristic curves
Fig1. DC current gain
vs. collector current
0.001
0.01
0.1
10
100
1000
1
10
COLLECTOR CURRENT : I
C
(
A)
DC CURRENT GAIN : h
FE
V
CE
= -
2V
Pulsed
25C
125C
-
40C
Fig.2 Collector-emitter saturation voltage
vs. collector current
COLLECTOR CURRENT : I
C
(
A)
COLLECTOR SATURATION VOLTAGE : V
CE(sat)
(
V)
0.001
0.01
0.1
0.001
0.01
0.1
1
10
I
C
/I
B
=20/1
Pulsed
1
25C
125C
-
40C
10
10
0.1
1
0.001
0.01
0.1
1
I
C
/I
B
=20/1
Pulsed
COLLECTOR CURRENT : I
C
(
A)
BASE SATURATION VOLTAGE : V
BE(sat)
(
V)
Fig.3 Base
-
emitter saturation voltage
vs.collector current
25C
125C
-
40C
BASE TO EMITTER CURRENT : V
BE
(V
)
Fig.4 Grounded emitter propagation
charactereistics
10
COLLECTOR CURRENT : I
C
(A)
0.001
0.01
0.1
1
10
0.1
1
I
C
/I
B
=20/1
Pulsed
25C
125C
-
40C
Fig.5 Gain bandwidth product
vs. emitter current
EMITTER CURRENT : I
E
(A)
TRANSITION FREQUENCY : fr (MHz)
10
100
1000
0.01
0.1
1
10
Ta
=
25
C
V
CE
=
2V
f
=
100MHz
Fig 6. Collector output capacitance vs. collector-base voltage
Emitter input capacitance vs. emitter-base volatage
1000
100
10
0.001
0.01
0.1
1
10
100
EMITTER INPUT CAPACITANCE : Cib (pF)
Cob
COLLECTOR OUTPUT CAPACITANCE : Cob (pF)
EMITTER TO BASE VOLTAGE : V
EB
(V)
COLLECTOR TO BASE VOLTAGE : V
CB
(V)
I
C
=
0A
f=1MHz
Ta=25
C
Cib
Appendix
Appendix1-Rev1.1
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.
Notes
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.
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.
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