UNISONIC TECHNOLOGIES CO., LTD
BU406
SILICON NPN SWITCHING
TRANSISTOR
DESCRIPTION
The UTC
BU406
is a NPN expitaxial planar transistor. It is a
fast switching device for use in horizontal deflection output stages
of large screens MTV receivers with 110°C CRT.
NPN PLANAR TRANSISTOR
ORDERING INFORMATION
Order Number
Lead Free
Halogen Free
BU406L-x-TA3-T
BU406G-x-TA3-T
BU406L-x-TF1-T
BU406G-x-TF1-T
BU406L-x-TF3-T
BU406G-x-TF3-T
BU406L-x-T3P-T
BU406G-x-T3P-T
BU406L-x-TQ2-T
BU406G-x-TQ2-T
BU406L-x-TQ2-R
BU406G-x-TQ2-R
Package
TO-220
TO-220F1
TO-220F
TO-3P
TO-263
TO-263
Pin Assignment
1
2
3
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
Packing
Tube
Tube
Tube
Tube
Tube
Tape Reel
MARKING
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., Ltd
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QW-R203-021.F
BU406
ABSOLUTE MAXIMUM RATING
PARAMETER
Collector-Base Voltage (I
E
=0)
Collector-Emitter Voltage (V
BE
=-1.5V)
Collector-Emitter Voltage (I
B
=0)
Emitter-Base Voltage (I
C
=0)
Collector Current
Collector Peak Current (repetitive)
Collector Peak Current (tp=10ms)
Base Current
SYMBOL
V
CBO
V
CEV
V
CEO
V
EBO
I
C
I
CM
I
CM
I
B
NPN PLANAR TRANSISTOR
RATINGS
UNIT
400
V
400
V
200
V
6
V
7
A
10
A
15
A
4
A
TO-220/TO-263
60
Collector Dissipation (T
C
≤25°C)
TO-220F/TO-220F1
P
C
27
W
TO-3P
65
Junction Temperature
T
J
150
°C
Storage Temperature
T
STG
-65 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
TO-220/TO-263
Thermal Resistance, Junction to Case TO-220F/TO-220F1
TO-3P
SYMBOL
θ
JC
RATINGS
2.08
4.63
1.92
UNIT
°C/W
ELECTRICAL CHARACTERISTICS
(T
A
=25°C)
PARAMETER
Collect Cutoff Current (V
BE
=0)
SYMBOL
I
CES
TEST CONDITIONS
V
CE
=400V
V
CE
=250V, T
C
=150°C
V
CE
=250V
V
BE
=6V
I
C
=5A, I
B
=0.5A
I
C
=5A, I
B
=0.5A
V
CE
=10V, I
C
=500mA
I
C
=500mA, V
CE
=10V
I
C
=5A, I
B
=0.5A
V
CE
=40V, t=10ms
MIN
TYP
MAX UNIT
5
mA
100
μA
1
mA
1
mA
1
V
1.2
V
240
MHz
0.75
μs
A
Emitter Cut-off Current (I
C
=0)
I
EBO
Collector-Emitter Saturation Voltage
V
CE(SAT)*
Base-Emitter Saturation Voltage
V
BE(SAT)*
DC Current Gain
h
FE
Transition Frequency
f
T
Turn-off Time
t
OFF
Second Breakdown Collector Current
Is/b
Note: Pulse duration=300μs, duty cycle 1.5%.
70
10
4
CLASSIFICATION OF h
FE
RANK
RANGE
A
70 ~ 120
B
110 ~ 240
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2 of 4
QW-R203-021.F
BU406
TYPICAL CHARACTERISTICS
NPN PLANAR TRANSISTOR
Saturation Voltage, V
CE(SAT)
(V), V
BE(SAT)
(V)
10000
Base-Emitter Saturation Voltage
Collector-Emitter Saturation Voltage
I
C
= 10I
B
V
BE(SAT)
Capacitance, C
ob
(pF)
Collector Output Capacitance
1000
f = 1MHz
1000
100
100
V
CE(SAT)
10
10
0
1000
100
10
Collector Current, I
C
(mA)
10000
1
1
10
Collector-Base Voltage, V
CB
(V)
100
Safe Operating Area
80
70
10
I
C
Max. (Pulsed)
I
C
Max. (Continuous)
ss
Di
Power Derating
Power Dissipation, P
C
(W)
Collector Current, I
C
(A)
60
50
40
30
20
10
0
0
25
50
75
100 125 150 175 200
s
1m
ms
10
s
0m
ited
10
m
Li
n
io
at
ip
TO-220
1
0.1
1
10
100
Collector-Base Voltage, V
CE
(V)
V
CE
MAX.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
bL
S/
im
ite
d
Case Temperature, T
C
(°C)
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QW-R203-021.F
BU406
NPN PLANAR TRANSISTOR
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R203-021.F
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