BUX85G
Switch‐mode NPN Silicon
Power Transistors
The BUX85G is designed for high voltage, high speed power
switching applications like converters, inverters, switching regulators,
motor control systems.
Features
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•
These Devices are Pb−Free and are RoHS Compliant*
MAXIMUM RATINGS
Rating
Collector−Emitter Voltage
Collector−Emitter Voltage
Emitter−Base Voltage
Collector Current
Collector Current
Base Current
Base Current
− Continuous
− Peak (Note 1)
− Continuous
− Peak (Note 1)
Symbol
V
CEO(sus)
V
CES
V
EBO
I
C
I
CM
I
B
I
BM
I
BM
P
D
T
J
, T
stg
Value
450
1000
5
2
3.0
0.75
1.0
1
50
0.4
−65 to +150
Unit
Vdc
Vdc
Vdc
Adc
Adc
Adc
Adc
Adc
W
W/_C
_C
2.0 AMPERES
POWER TRANSISTOR
NPN SILICON
450 VOLTS, 50 WATTS
COLLECTOR
2,4
1
BASE
3
EMITTER
4
Reverse Base Current − Peak
Total Device Dissipation @ T
C
= 25_C
Derate above 25°C
Operating and Storage Junction
Temperature Range
Stresses exceeding those listed in the Maximum Ratings table may damage the
device. If any of these limits are exceeded, device functionality should not be
assumed, damage may occur and reliability may be affected.
1. Pulse Test: Pulse Width = 5 ms, Duty Cycle
≤
10%.
TO−220
CASE 221A
STYLE 1
1
2
3
THERMAL CHARACTERISTICS
Characteristics
Thermal Resistance, Junction−to−Case
Thermal Resistance, Junction−to−Ambient
Maximum Lead Temperature for Soldering
Purposes 1/8″ from Case for 5 Seconds
Symbol
R
qJC
R
qJA
T
L
Max
2.5
62.5
275
Unit
_C/W
_C/W
_C
MARKING DIAGRAM
BUX85G
AY WW
BUX85
A
Y
WW
G
= Device Code
= Assembly Location
= Year
= Work Week
= Pb−Free Package
ORDERING INFORMATION
Device
*For additional information on our Pb−Free strategy and soldering details, please
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
BUX85G
Package
TO−220
(Pb−Free)
Shipping
50 Units / Rail
©
Semiconductor Components Industries, LLC, 2015
1
March, 2015 − Rev. 18
Publication Order Number:
BUX85/D
BUX85G
ELECTRICAL CHARACTERISTICS
(T
C
= 25_C unless otherwise noted)
Characteristic
OFF CHARACTERISTICS
(Note 2)
Collector−Emitter Sustaining Voltage
(I
C
= 100 mAdc, (L = 25 mH) See Figure 1
Collector Cutoff Current
(V
CES
= Rated Value)
(V
CES
= Rated Value, T
C
= 125_C)
Emitter Cutoff Current
(V
EB
= 5 Vdc, I
C
= 0)
ON CHARACTERISTICS
(Note 2)
DC Current Gain
(I
C
= 0.1 Adc, V
CE
= 5 V)
Collector−Emitter Saturation Voltage
(I
C
= 0.3 Adc, I
B
= 30 mAdc)
(I
C
= 1 Adc, I
B
= 200 mAdc)
Base−Emitter Saturation Voltage
(I
C
= 1 Adc, I
B
= 0.2 Adc)
DYNAMIC CHARACTERISTICS
Current−Gain − Bandwidth Product
(I
C
= 500 mAdc, V
CE
= 1 0 Vdc, f = 1 MHz)
SWITCHING CHARACTERISTICS
Turn−on Time
Storage Time
Fall Time
Fall Time
V
CC
= 250 Vdc, I
C
= 1 A
I
B1
= 0.2 A, I
B2
= 0.4 A
See Figure 2
Same above cond. at T
C
= 95_C
t
on
t
s
t
f
t
f
−
−
−
−
0.3
2
0.3
−
0.5
3.5
−
1.4
ms
ms
ms
ms
f
T
4
−
−
MHz
h
FE
V
CE(sat)
−
−
V
BE(sat)
−
−
−
−
0.8
1
1.1
Vdc
30
50
−
−
Vdc
V
CEO(sus)
I
CES
−
−
I
EBO
−
−
−
−
0.2
1.5
1
mAdc
450
−
−
Vdc
mAdc
Symbol
Min
Typ
Max
Unit
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product
performance may not be indicated by the Electrical Characteristics if operated under different conditions.
2. Pulse Test: PW = 300
ms,
Duty Cycle
≤2%.
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2
BUX85G
PACKAGE DIMENSIONS
TO−220
CASE 221A−09
ISSUE AH
−T−
B
4
SEATING
PLANE
F
T
S
C
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION Z DEFINES A ZONE WHERE ALL
BODY AND LEAD IRREGULARITIES ARE
ALLOWED.
DIM
A
B
C
D
F
G
H
J
K
L
N
Q
R
S
T
U
V
Z
INCHES
MIN
MAX
0.570
0.620
0.380
0.415
0.160
0.190
0.025
0.038
0.142
0.161
0.095
0.105
0.110
0.161
0.014
0.024
0.500
0.562
0.045
0.060
0.190
0.210
0.100
0.120
0.080
0.110
0.045
0.055
0.235
0.255
0.000
0.050
0.045
---
---
0.080
MILLIMETERS
MIN
MAX
14.48
15.75
9.66
10.53
4.07
4.83
0.64
0.96
3.61
4.09
2.42
2.66
2.80
4.10
0.36
0.61
12.70
14.27
1.15
1.52
4.83
5.33
2.54
3.04
2.04
2.79
1.15
1.39
5.97
6.47
0.00
1.27
1.15
---
---
2.04
Q
1 2 3
A
U
K
H
Z
L
V
G
D
N
R
J
STYLE 1:
PIN 1.
2.
3.
4.
BASE
COLLECTOR
EMITTER
COLLECTOR
ON Semiconductor and the
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or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and
specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. “Typical” parameters which may be provided in SCILLC data sheets
and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each
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PUBLICATION ORDERING INFORMATION
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Phone:
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Sales Representative
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