BUK7511-55A; BUK7611-55A
TrenchMOS™ standard level FET
Rev. 01 — 1 February 2001
Product specification
1. Description
N-channel enhancement mode field-effect power transistor in a plastic package using
TrenchMOS™ technology, featuring very low on-state resistance.
Product availability:
BUK7511-55A in SOT78 (TO-220AB)
BUK7611-55A in SOT404
(D
2
-PAK).
2. Features
s
s
s
s
TrenchMOS™ technology
Q101 compliant
175
°C
rated
Standard level compatible.
3. Applications
c
c
s
Automotive and general purpose power switching:
x
12 V and 24 V loads
x
Motors, lamps and solenoids.
4. Pinning information
Table 1:
Pin
1
2
3
mb
Pinning - SOT78, SOT404, simplified outline and symbol
Description
gate (g)
mb
Simplified outline
Symbol
drain (d)
source (s)
mounting base;
connected to drain (d)
mb
d
g
s
2
MBK106
MBB076
1
3
MBK116
1 2 3
SOT78 (TO-220AB)
SOT404 (D
2
-PAK)
Philips Semiconductors
BUK7511-55A; BUK7611-55A
TrenchMOS™ standard level FET
5. Quick reference data
Table 2:
V
DS
I
D
P
tot
T
j
R
DSon
Quick reference data
Conditions
T
mb
= 25
°C;
V
GS
= 10 V
T
mb
= 25
°C
V
GS
= 10 V; I
D
= 25 A
T
j
= 25
°C
T
j
= 175
°C
9
−
11
22
Typ
−
−
−
−
Max
55
75
166
175
Unit
V
A
W
°C
drain-source voltage (DC)
drain current (DC)
total power dissipation
junction temperature
drain-source on-state resistance
Symbol Parameter
m
Ω
m
Ω
6. Limiting values
Table 3: Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter
V
DS
V
DGR
V
GS
I
D
drain-source voltage (DC)
drain-gate voltage (DC)
gate-source voltage (DC)
drain current (DC)
T
mb
= 25
°C;
V
GS
= 10 V;
Figure 2
and
3
T
mb
= 100
°C;
V
GS
= 10 V;
Figure 2
I
DM
P
tot
T
stg
T
j
I
DR
I
DRM
W
DSS
peak drain current
total power dissipation
storage temperature
operating junction temperature
reverse drain current (DC)
pulsed reverse drain current
non-repetitive avalanche energy
T
mb
= 25
°C
T
mb
= 25
°C;
pulsed; t
p
≤
10
µs
unclamped inductive load; I
D
= 65 A;
V
DS
≤
55 V; V
GS
= 10 V; R
GS
= 50
Ω;
starting T
mb
= 25
°C
T
mb
= 25
°C;
pulsed; t
p
≤
10
µs;
Figure 3
T
mb
= 25
°C;
Figure 1
R
GS
= 20 kΩ
Conditions
Min
−
−
−
−
−
−
−
−55
−55
−
−
−
Max
55
55
±20
75
61
347
166
+175
+175
75
347
211
Unit
V
V
V
A
A
A
W
°C
°C
A
A
mJ
Source-drain diode
Avalanche ruggedness
9397 750 07817
© Philips Electronics N.V. 2001. All rights reserved.
Product specification
Rev. 01 — 1 February 2001
2 of 15
Philips Semiconductors
BUK7511-55A; BUK7611-55A
TrenchMOS™ standard level FET
03aa24
120
Pder
(%)
100
03na19
120
I
der
(%)
100
80
80
60
60
40
40
20
20
0
0
25
50
75
100
125
150
Tmb
0
175 200
(oC)
0
25
50
75
100
125
150
175 200
o
Tmb ( C)
P
tot
P
der
=
----------------------
×
100%
P
°
tot
(
25 C
)
V
GS
≥
4.5 V
I
D
I
der
=
------------------
×
100%
-
I
°
D
(
25 C
)
Fig 1. Normalized total power dissipation as a
function of mounting base temperature.
103
ID
(A)
Fig 2. Normalized continuous drain current as a
function of mounting base temperature.
03nd26
RDSon = VDS/ ID
tp = 10 us
100 us
102
10
P
δ
=
tp
T
1 ms
D.C.
10 ms
100 ms
tp
T
t
1
1
10
VDS (V)
102
T
mb
= 25
°C;
I
DM
single pulse.
Fig 3. Safe operating area; continuous and peak drain currents as a function of drain-source voltage.
9397 750 07817
© Philips Electronics N.V. 2001. All rights reserved.
Product specification
Rev. 01 — 1 February 2001
3 of 15
Philips Semiconductors
BUK7511-55A; BUK7611-55A
TrenchMOS™ standard level FET
7. Thermal characteristics
Table 4:
Symbol
R
th(j-a)
Thermal characteristics
Parameter
thermal resistance from junction to ambient
Conditions
vertical in still air; SOT78 package
mounted on printed circuit board;
minimum footprint; SOT404
package
R
th(j-mb)
thermal resistance from junction to mounting
base
Figure 4
Value
60
50
Unit
K/W
K/W
0.9
K/W
7.1 Transient thermal impedance
1
Zth(j-mb)
03nd27
(K/W)
δ
= 0.5
0.2
10-1
0.1
0.05
0.02
10-2
Single Shot
P
δ
=
tp
T
tp
t
T
10-3
10-6
10-5
10-4
10-3
10-2
10-1
tp (s)
1
Fig 4. Transient thermal impedance from junction to mounting base as a function of pulse duration.
9397 750 07817
© Philips Electronics N.V. 2001. All rights reserved.
Product specification
Rev. 01 — 1 February 2001
4 of 15
Philips Semiconductors
BUK7511-55A; BUK7611-55A
TrenchMOS™ standard level FET
8. Characteristics
Table 5: Characteristics
T
j
= 25
°
C unless otherwise specified
Symbol
V
(BR)DSS
Parameter
drain-source breakdown
voltage
Conditions
I
D
= 0.25 mA; V
GS
= 0 V
T
j
= 25
°C
T
j
=
−55 °C
V
GS(th)
gate-source threshold voltage I
D
= 1 mA; V
DS
= V
GS
;
Figure 9
T
j
= 25
°C
T
j
= 175
°C
T
j
=
−55 °C
I
DSS
drain-source leakage current
V
DS
= 55 V; V
GS
= 0 V
T
j
= 25
°C
T
j
= 175
°C
I
GSS
R
DSon
gate-source leakage current
drain-source on-state
resistance
V
GS
=
±20
V; V
DS
= 0 V
V
GS
= 10 V; I
D
= 25 A;
Figure 7
and
8
T
j
= 25
°C
T
j
= 175
°C
Dynamic characteristics
C
iss
C
oss
C
rss
t
d(on)
t
r
t
d(off)
t
f
L
d
input capacitance
output capacitance
reverse transfer capacitance
turn-on delay time
rise time
turn-off delay time
fall time
internal drain inductance
from drain lead 6 mm from
package to centre of die
from contact screw on
mounting base to centre of
die SOT78
from upper edge of drain
mounting base to centre of
die SOT404
L
s
internal source inductance
from source lead to source
bond pad
V
DD
= 30 V; R
L
= 1.2
Ω;
V
GS
= 10 V; R
G
= 10
Ω;
V
GS
= 0 V; V
DS
= 25 V;
f = 1 MHz;
Figure 12
−
−
−
−
−
−
−
−
−
2230
510
290
18
90
84
68
4.5
3.5
3093
645
467
−
−
−
−
−
−
pF
pF
pF
ns
ns
ns
ns
nH
nH
−
−
9
−
11
22
mΩ
mΩ
−
−
−
0.05
−
2
10
500
100
µA
µA
nA
2
1
−
3
−
−
4
−
4.4
V
V
V
55
50
−
−
−
−
V
V
Min
Typ
Max
Unit
Static characteristics
−
2.5
−
nH
−
7.5
−
nH
9397 750 07817
© Philips Electronics N.V. 2001. All rights reserved.
Product specification
Rev. 01 — 1 February 2001
5 of 15