Page 1
N-channel 150 V, 0.045 Ω, 6 A PowerFLAT™ (6x5)
Features
R
Type V
STL25N15F3 150 V < 0.057 Ω 6 A
1. The value is rated according R
■ Improved die-to-footprint ratio
■ Very low profile package (1mm max)
■ Very low thermal resistance
■ Low on-resistance
DSS
Application
■ Switching application
DS(on)
max
thj-pcb
STL25N15F3
STripFET™ III Power MOSFET
I
D
(1)
PowerFLAT™(6x5)
Figure 1. Internal schematic diagram
Description
This product utilizes the latest advanced design
rules of ST’s proprietary STripFET™ technology
which is suitable for the most demanding DC-DC
converter applications where high efficiency is
required.
Table 1. Device summary
Order code Marking Package Packaging
STL25N15F3 L25N15F3 PowerFLAT™ (6x5) Tape and reel
March 2009 Rev 1 1/12
www.st.com
12
Page 2
Contents STL25N15F3
Contents
1 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.1 Electrical characteristics (curves) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3 Test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
4 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
5 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2/12
Page 3
STL25N15F3 Electrical ratings
1 Electrical ratings
Table 2. Absolute maximum ratings
Symbol Parameter Value Unit
V
DS
V
GS
(1)
I
D
I
D
I
D
I
DM
P
TOT
P
TOT
T
T
stg
1. The value is rated according R
2. The value is rated according R
3. Pulse width limited by safe operating area
Drain-source voltage (VGS = 0) 150 V
Gate-source voltage ± 20 V
Drain current (continuous) at TC = 25 °C 25 A
(2)
Drain current (continuous) at TC = 25 °C 6 A
(2)
Drain current (continuous) at TC = 100 °C 3.75 A
(3)
Drain current (pulsed) 24 A
(1)
Total dissipation at TC = 25 °C 80 W
(2)
Total dissipation at TC = 25 °C 4 W
Operating junction temperature
J
Storage temperature
thj-c
thj-pcb
-55 to 150 °C
Table 3. Thermal resistance
Symbol Parameter Value Unit
R
thj-case
R
thj-pcb
1. When mounted on FR-4 board of 1inch², 2oz Cu, t < 10 sec
Thermal resistance junction-case (Drain)
(steady state)
(1)
Thermal resistance junction-pcb 31.3 °C/W
1.56 °C/W
Table 4. Avalanche data
Symbol Parameter Value Unit
I
AS
E
AS
Avalanche current repetitive or not repetitive,
(pulse width limited by Tj Max)
Single pulse avalanche energy
(starting Tj=25 °C, I
D=IAS
, VDD=50 V)
2.5 A
300 mJ
3/12
Page 4
Electrical characteristics STL25N15F3
2 Electrical characteristics
(T
= 25 °C unless otherwise specified)
CASE
Table 5. On/off states
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
(BR)DSS
I
DSS
I
GSS
V
GS(th)
R
DS(on)
Drain-source breakdown
voltage
Zero gate voltage drain
current (VGS = 0)
Gate body leakage current
= 0)
(V
DS
= 1 mA, VGS= 0 150 V
I
D
= Max rating,
V
DS
= Max rating @125 °C
V
DS
V
= ±20 V ±100 nA
GS
1
10
Gate threshold voltage VDS= VGS, ID = 250 µA 2 4 V
Static drain-source on
resistance
V
= 10 V, ID= 3 A 0.045 0.057 Ω
GS
Table 6. Dynamic
Symbol Parameter Test conditions Min. Typ. Max. Unit
C
C
C
Input capacitance
iss
Output capacitance
oss
Reverse transfer
rss
capacitance
V
=25 V, f=1 MHz,
DS
=0
V
GS
1300
140
20.5
µA
µA
pF
pF
pF
Q
Q
Q
Total gate charge
g
Gate-source charge
gs
Gate-drain charge
gd
VDD=15 V, ID = 6 A
V
=10 V
GS
Figure 14
29
3.6
14.6
nC
nC
nC
f=1 MHz Gate DC Bias = 0
R
Gate input resistance
G
Test signal level = 20 mV
3.7 Ω
open drain
4/12
Page 5
STL25N15F3 Electrical characteristics
Table 7. Switching times
Symbol Parameter Test conditions Min. Typ. Max. Unit
t
d(on)
t
d(off)
Turn-on delay time
t
Rise time
r
Turn-off delay time
t
Fall time
f
=15 V, ID= 3 A,
V
DD
= 4.7 Ω, VGS=10 V
R
G
Figure 13
9
13
46
20
Table 8. Source drain diode
Symbol Parameter Test conditions Min Typ. Max Unit
I
SD
I
SDM
V
SD
t
Q
I
RRM
1. Pulse width limited by safe operating area
2. Pulsed: pulse duration=300µs, duty cycle 1.5%
Source-drain current 6 A
(1)
Source-drain current (pulsed) 24 A
(2)
Forward on voltage ISD=6 A, VGS=0 1.3 V
Reverse recovery time
rr
Reverse recovery charge
rr
Reverse recovery current
= 6 A,
I
SD
di/dt = 100 A/µs,
=120 V, Tj=150 °C
V
DD
110
497
9.1
ns
ns
ns
ns
ns
nC
A
5/12
Page 6
Electrical characteristics STL25N15F3
2.1 Electrical characteristics (curves)
Figure 2. Safe operating area Figure 3. Thermal impedance
I
D
(A)
100
DS(on)
10
Operation in this area is
Limited by max R
AM03313v1
Tj=150°C
Tc=25°C
Sinlge
pulse
10ms
1
100ms
0.1
1s
0.01
0.1
1
10
100
V
DS
(V)
Figure 4. Output characteristics Figure 5. Transfer characteristics
Figure 6. Normalized BV
vs temperature Figure 7. Static drain-source on resistance
DSS
6/12
Page 7
STL25N15F3 Electrical characteristics
Figure 8. Capacitance variations Figure 9. Gate charge vs gate-source voltage
Figure 10. Normalized gate threshold voltage
vs temperature
Figure 12. Source-drain diode forward
characteristics
Figure 11. Normalized on resistance vs
temperature
7/12
Page 8
Test circuit STL25N15F3
3 Test circuit
Figure 13. Switching times test circuit for
PW
resistive load
VD
VGS
RG
RL
D.U.T.
2200
µF
3.3
µF
AM01468v1
V
DD
Figure 15. Test circuit for inductive load
G
25
Ω
switching and diode recovery times
A
D
D.U. T.
S
B
R
FAST
DIODE
G
A
A
L=100µH
B
B
D
G
S
3.3
µF
1000
µF
V
DD
Figure 14. Gate charge test circuit
V
i=20V=VGMAX
PW
2200
µF
1kΩ
12V
IG=CONST
2.7kΩ
47kΩ
47kΩ
100Ω
1kΩ
100nF
D.U.T.
AM01469v1
Figure 16. Unclamped inductive load test
circuit
L
VD
ID
Vi
D.U. T.
2200
µF
3.3
µF
VDD
V
VDD
G
Pw
AM01470v1
Figure 17. Unclamped inductive waveform Figure 18. Switching time waveform
V(BR)DSS
VD
IDM
ID
VDD
VDD
AM01472v1
8/12
0
0
10%
tdon
ton
90%
toff
tr
10%
tdoff
VDS
90%
V
GS
AM01471v1
tf
90%
10%
AM01473v1
Page 9
STL25N15F3 Package mechanical data
4 Package mechanical data
In order to meet environmental requirements, ST offers these devices in different grades of
ECOPACK
specifications, grade definitions and product status are available at: www.st.com. ECOPACK
is an ST trademark.
®
packages, depending on their level of environmental compliance. ECOPACK®
9/12
Page 10
Package mechanical data STL25N15F3
PowerFLAT™ (6x5) MECHANICAL DATA
DIM.
A 0.80 0.83 0. 93 0.031 0.032 0.036
A1 0.02 0. 05 0.0007 0.0019
A3 0.20 0.007
b 0.35 0.4 0 0.47 0.013 0.015 0.018
D 5.00 0.196
D1 4.75 0.187
D2 4.15 4.2 0 4.25 0.163 0.165 0.167
E 6.00 0.236
E1 5.75 0.226
E2 3.43 3.48 3.53 0.135 0.137 0.139
E4 2.58 2.63 2.68 0.103 0.105
e 1.27 0.050
L 0.70 0.8 0 0.90 0.027 0.031 0.035
MIN. TYP MAX. MIN. TYP. MAX.
mm. inch
10/12
Page 11
STL25N15F3 Revision history
5 Revision history
Table 9. Document revision history
Date Revision Changes
03-Mar-2009 1 Initial release
11/12
Page 12
STL25N15F3
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