BC635; BCP54; BCX54
45 V, 1 A NPN medium power transistor series
Rev. 06 — 25 February 2005
Product data sheet
1. Product profile
1.1 General description
NPN medium power transistor series.
Table 1:
Product overview
Package
Philips
BC635
[2]
BCP54
BCX54
[1]
[2]
Type number
[1]
PNP complement
JEITA
SC-43A
SC-73
SC-62
BC636
BCP51
BCX51
SOT54
SOT223
SOT89
Valid for all available selection groups.
Also available in SOT54A and SOT54 variant packages (see
Section 2).
1.2 Features
s
High current
s
Three current gain selections
1.3 Applications
s
s
s
s
Linear voltage regulators
Low side switches
Supply line switches
MOSFET drivers
1.4 Quick reference data
Table 2:
Symbol
V
CEO
I
C
I
CM
h
FE
Quick reference data
Parameter
collector current (DC)
peak collector current
DC current gain
h
FE
selection -10
h
FE
selection -16
V
CE
= 2 V; I
C
= 150 mA
V
CE
= 2 V; I
C
= 150 mA
V
CE
= 2 V; I
C
= 150 mA
Conditions
Min
-
-
-
63
63
100
Typ
-
-
-
-
-
-
Max
45
1
1.5
250
160
250
Unit
V
A
A
collector-emitter voltage open base
Philips Semiconductors
BC635; BCP54; BCX54
45 V, 1 A NPN medium power transistor
2. Pinning information
Table 3:
Pin
SOT54
1
2
3
base
collector
emitter
1
2
3
001aab347
Pinning
Description
Simplified outline
Symbol
2
1
3
sym056
SOT54A
1
2
3
base
collector
emitter
1
2
3
001aab348
2
1
3
sym056
SOT54 variant
1
2
3
base
collector
emitter
1
2
3
001aab447
2
1
3
sym056
SOT223
1
2
3
4
base
collector
emitter
collector
1
2
3
3
sym016
4
1
2, 4
SOT89
1
2
3
emitter
collector
base
3
2
1
3
1
sym042
2
9397 750 14039
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 06 — 25 February 2005
2 of 17
Philips Semiconductors
BC635; BCP54; BCX54
45 V, 1 A NPN medium power transistor
3. Ordering information
Table 4:
Ordering information
Package
Name
BC635
[2]
BCP54
BCX54
[1]
[2]
Type number
[1]
Description
plastic single-ended leaded (through hole) package;
3 leads
plastic surface mounted package with increased
heatsink; 4 leads
plastic surface mounted package; collector pad for
good heat transfer; 3 leads
Version
SOT54
SOT223
SOT89
SC-43A
SC-73
SC-62
Valid for all available selection groups.
Also available in SOT54A and SOT54 variant packages (see
Section 2
and
Section 9).
4. Marking
Table 5:
BC635
BC635-16
BCP54
BCP54-10
BCP54-16
BCX54
BCX54-10
BCX54-16
Marking codes
Marking code
C635
C63516
BCP54
BCP54/10
BCP54/16
BA
BC
BD
Type number
9397 750 14039
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 06 — 25 February 2005
3 of 17
Philips Semiconductors
BC635; BCP54; BCX54
45 V, 1 A NPN medium power transistor
5. Limiting values
Table 6:
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
V
CBO
V
CEO
V
EBO
I
C
I
CM
I
BM
P
tot
Parameter
collector-base voltage
collector-emitter voltage
emitter-base voltage
collector current (DC)
peak collector current
peak base current
total power dissipation
BC635
BCP54
BCP54
BCP54
BCX54
BCX54
BCX54
T
stg
T
j
T
amb
[1]
[2]
[3]
Conditions
open emitter
open base
open collector
Min
-
-
-
-
-
-
Max
45
45
5
1
1.5
0.2
0.83
0.65
1
1.4
0.5
0.85
1.2
+150
150
+150
Unit
V
V
V
A
A
A
W
W
W
W
W
W
W
°C
°C
°C
T
amb
≤
25
°C
T
amb
≤
25
°C
T
amb
≤
25
°C
T
amb
≤
25
°C
T
amb
≤
25
°C
T
amb
≤
25
°C
T
amb
≤
25
°C
[1]
[1]
[2]
[3]
[1]
[2]
[3]
-
-
-
-
-
-
-
−65
-
−65
storage temperature
junction temperature
ambient temperature
Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard
footprint.
Device mounted on an FR4 PCB, single-sided copper, tin-plated, mounting pad for collector 1 cm
2
.
Device mounted on an FR4 PCB, single-sided copper, tin-plated, mounting pad for collector 6 cm
2
.
9397 750 14039
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 06 — 25 February 2005
4 of 17
Philips Semiconductors
BC635; BCP54; BCX54
45 V, 1 A NPN medium power transistor
1600
P
tot
(mW)
1200
006aaa085
1600
P
tot
(mW)
1200
(2)
(1)
006aaa086
800
800
(3)
400
400
0
−75
−25
0
25
75
125
175
T
amb
(°C)
0
−75
−25
0
25
75
125
175
T
amb
(°C)
FR4 PCB; standard footprint
(1) FR4 PCB; 6 cm
2
mounting pad for collector
(2) FR4 PCB; 1 cm
2
mounting pad for collector
(3) FR4 PCB; standard footprint
Fig 1. Power derating curve; SOT54
1600
P
tot
(mW)
1200
(1)
Fig 2. Power derating curves; SOT223
006aaa087
(2)
800
(3)
400
0
−75
−25
0
25
75
125
175
T
amb
(°C)
(1) FR4 PCB; 6 cm
2
mounting pad for collector
(2) FR4 PCB; 1 cm
2
mounting pad for collector
(3) FR4 PCB; standard footprint
Fig 3. Power derating curves; SOT89
9397 750 14039
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 06 — 25 February 2005
5 of 17