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 Rev. 2.0
BSS7728N
SIPMOS(R) Small-Signal-Transistor
Feature * N-Channel * Enhancement mode * Logic Level * dv/dt rated
Product Summary VDS RDS(on) ID 60 5 0.2
SOT-23
Drain pin 3 Gate pin1 Source pin 2
V A
Type
Package
Ordering Code Q67042-S4189
Tape and Reel Information E6327: 3000 pcs/reel
Marking sSK
BSS7728N SOT-23
Maximum Ratings, at Tj = 25 C, unless otherwise specified Parameter Continuous drain current
TA=25C TA=70C
Symbol ID
Value 0.2 0.16
Unit A
Pulsed drain current
TA=25C
I D puls dv/dt VGS Ptot T j , Tstg
0.8 6 20 0.36 -55... +150 55/150/56 kV/s V W C
Reverse diode dv/dt
IS=0.2A, VDS=48V, di/dt=200A/s, Tjmax=150C
Gate source voltage Power dissipation
TA=25C
Operating and storage temperature IEC climatic category; DIN IEC 68-1
Page 1
2003-06-06
Rev. 2.0 Thermal Characteristics Parameter Characteristics Thermal resistance, junction - ambient at minimal footprint Electrical Characteristics, at Tj = 25 C, unless otherwise specified Parameter Static Characteristics Drain-source breakdown voltage
VGS=0, ID=250A
BSS7728N
Symbol min. RthJA -
Values typ. max. 350
Unit
K/W
Symbol min. V(BR)DSS VGS(th) I DSS I GSS RDS(on) RDS(on) 60 1.3
Values typ. 1.9 max. 2.3
Unit
V
Gate threshold voltage, V GS = VDS
ID=26A
Zero gate voltage drain current
VDS=60V, VGS =0, Tj=25C VDS=60V, VGS =0, Tj=150C
A 1 4.3 2.7 0.1 5 10 7.5 5 nA
Gate-source leakage current
VGS=20V, VDS=0
Drain-source on-state resistance
VGS=4.5V, ID=0.05A
Drain-source on-state resistance
VGS=10V, ID=0.5A
Page 2
2003-06-06
Rev. 2.0 Electrical Characteristics, at Tj = 25 C, unless otherwise specified Parameter Dynamic Characteristics Transconductance Input capacitance Output capacitance Reverse transfer capacitance Turn-on delay time Rise time Turn-off delay time Fall time Gate Charge Characteristics Gate to source charge Gate to drain charge Gate charge total Gate plateau voltage Reverse Diode Inverse diode continuous forward current Inv. diode direct current, pulsedISM Inverse diode forward voltage VSD Reverse recovery time Reverse recovery charge trr Qrr
VGS=0, IF=IS VR=30V, IF =lS , diF/dt=100A/s
BSS7728N
Symbol
Conditions min.
Values typ. 0.2 37 7.3 2.9 2.7 2.7 6.1 9 max. 56 11 4.4 4 4.1 9.1 13
Unit
gfs Ciss Coss Crss td(on) tr td(off) tf
VDS2*ID*RDS(on)max, ID=0.16A VGS=0, VDS=25V, f=1MHz
0.1 -
S pF
VDD=30V, VGS=10V, ID=0.2A, RG=6
ns
Q gs Q gd Qg
VDD =48V, ID =0.2A
-
0.12 0.43 1 3.8
0.18 0.65 1.5 -
nC
VDD =48V, ID =0.2A, VGS =0 to 10V
V(plateau) VDD =48V, ID = 0.2 A
V
IS
TA=25C
-
0.84 11.5 2.6
0.2 0.8 1.2 17.5 4
A
V ns nC
Page 3
2003-06-06
Rev. 2.0 1 Power dissipation Ptot = f (TA)
0.38
BSS7728N
BSS7728N
2 Drain current ID = f (TA) parameter: VGS 10 V
0.22
BSS7728N
W
0.32 0.28
A
0.18 0.16
Ptot
ID
20 40 60 80 100 120
0.24 0.2 0.16
0.14 0.12 0.1 0.08
0.12 0.06 0.08 0.04 0 0 0.04 0.02
C
160
0 0
20
40
60
80
100
120
C
160
TA
TA
3 Safe operating area ID = f ( VDS ) parameter : D = 0 , TA = 25 C
10
1 BSS7728N
4 Transient thermal impedance ZthJA = f (tp ) parameter : D = tp /T
10 3
BSS7728N
A
K/W
10 2 10
0 t = 33.0s p
/ ID =V
ID
DS
ZthJA
100 s
10
-1
R
) (on DS
1 ms
10 1
10 ms
D = 0.50 10
0
0.20 0.10
10
-2
0.05 DC 10 -1 single pulse 0.02 0.01
10
-3
10
0
10
1
V
10
2
10 -2 -7 10
10
-6
10
-5
10
-4
10
-3
10
-2
s
10
0
VDS
Page 4
tp
2003-06-06
Rev. 2.0 5 Typ. output characteristic ID = f (VDS) parameter: Tj = 25 C, VGS
0.8
BSS7728N
6 Typ. drain-source on resistance RDS(on) = f (ID) parameter: Tj = 25 C, VGS
10
10V 7V 6V 5V 0.6 4.5V 4.1V 3.7V 0.5 3.5V 3.1V
A
8
7 6 5 4 3
3.1V 3.5V 3.7V 4.1V 4.5V 5V 6V 7V 10V
0.4
0.3
0.2 2 0.1 1 0 0
0 0
0.5
1
1.5
2
2.5
3
3.5
4
V
RDS(on)
ID
5
0.1
0.2
0.3
0.4
0.5
0.6
A
0.8
VDS
ID
7 Typ. transfer characteristics ID = f ( VGS ); VDS 2 x ID x RDS(on)max parameter: Tj = 25 C
0.8
A
8 Typ. forward transconductance gfs = f(ID) parameter: Tj = 25 C
0.4
S
0.32 0.6 0.28 0.5
gfs
V
ID
0.24 0.2 0.16 0.12
0.4
0.3
0.2 0.08 0.1 0.04 0 0
0 0
1
2
3
4
6
0.1
0.2
0.3
0.4
0.5
0.6
A
0.8
VGS
Page 5
ID
2003-06-06
Rev. 2.0 9 Drain-source on-state resistance RDS(on) = f (Tj ) parameter : ID = 0.5 A, VGS = 10 V
BSS7728N
BSS7728N
10 Typ. gate threshold voltage VGS(th) = f (Tj ) parameter: VGS = VDS ; ID =26A
2.8
15
12
V Vgs(th)
98%
RDS(on)
11 10 9 8 7 6 5 4 3 2 1 0 -60 -20 20 60 100
C 2%
typ.
1.8 98%
1.3 typ
180
0.8 -60
-20
20
60
100
C Tj
160
Tj
11 Typ. capacitances C = f (VDS) parameter: VGS =0, f=1 MHz, Tj = 25 C
10
2
12 Forward character. of reverse diode IF = f (VSD) parameter: Tj
10 0
BSS7728N
A
Ciss pF
10 -1
C
10
1
Coss
IF
10 -2
Crss
Tj = 25 C typ Tj = 150 C typ Tj = 25 C (98%) Tj = 150 C (98%)
10
0
0
4
8
12
16
20
24
28
V
36
10 -3 0
0.4
0.8
1.2
1.6
2
2.4 V
3
VDS
Page 6
VSD
2003-06-06
Rev. 2.0 13 Typ. gate charge VGS = f (QG); parameter: V DS , ID = 0.5 A pulsed, Tj = 25 C
16
V
BSS7728N BSS7728N
BSS7728N
14 Drain-source breakdown voltage V(BR)DSS = f (Tj )
72
V
V(BR)DSS
1.4 nC
12
68 66 64 62
VGS
10 0.2 VDS max
0.5 VDS max
8 0.8 V DS max 6 60 4 58 56 54 -60
2
0 0
0.2
0.4
0.6
0.8
1
1.2
1.8
-20
20
60
100
C
180
QG
Tj
Page 7
2003-06-06
Rev. 2.0
Published by Infineon Technologies AG, Bereichs Kommunikation St.-Martin-Strasse 53, D-81541 Munchen (c) Infineon Technologies AG 1999 All Rights Reserved.
BSS7728N
Attention please! The information herein is given to describe certain components and shall not be considered as warranted characteristics. Terms of delivery and rights to technical change reserved. We hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding circuits, descriptions and charts stated herein. Infineon Technologies is an approved CECC manufacturer. Information For further information on technology, delivery terms and conditions and prices please contact your nearest Infineon Technologies Office in Germany or our Infineon Technologies Reprensatives worldwide (see address list). Warnings Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system Life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may be endangered.
Page 8
2003-06-06


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