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 BUZ 325
SIPMOS (R) Power Transistor
* N channel * Enhancement mode * Avalanche-rated
Pin 1
Pin 2
Pin 3
G
D
S
Type
VDS
ID
RDS(on)
Package
Ordering Code
BUZ 325
400 V
12.5 A
0.35
TO-218 AA
C67078-S3118-A2
Maximum Ratings Parameter Symbol Values Unit
Continuous drain current TC = 27 C Pulsed drain current TC = 25 C Avalanche current,limited by Tjmax Avalanche energy,periodic limited by Tjmax Avalanche energy, single pulse ID = 12.5 A, VDD = 50 V, RGS = 25 L = 7.5 mH, Tj = 25 C Gate source voltage Power dissipation TC = 25 C Operating temperature Storage temperature Thermal resistance, chip case Thermal resistance, chip to ambient DIN humidity category, DIN 40 040 IEC climatic category, DIN IEC 68-1
ID 12.5 IDpuls 50 IAR EAR EAS 12.5 13
A
mJ
670 VGS Ptot 125 Tj Tstg RthJC RthJA -55 ... + 150 -55 ... + 150 C
20
V W
1
75 E 55 / 150 / 56
K/W
Semiconductor Group
1
07/96
BUZ 325
Electrical Characteristics, at Tj = 25C, unless otherwise specified
Parameter
Symbol min.
Values typ. max.
Unit
Static Characteristics
Drain- source breakdown voltage VGS = 0 V, ID = 0.25 mA, Tj = 25 C Gate threshold voltage VGS=VDS, ID = 1 mA Zero gate voltage drain current VDS = 400 V, VGS = 0 V, Tj = 25 C VDS = 400 V, VGS = 0 V, Tj = 125 C Gate-source leakage current VGS = 20 V, VDS = 0 V Drain-Source on-resistance VGS = 10 V, ID = 8 A
V(BR)DSS 400 VGS(th) 2.1 IDSS IGSS RDS(on) 0.28 0.35 10 100 0.1 10 1 100 3 4 -
V
A
nA
Semiconductor Group
2
07/96
BUZ 325
Electrical Characteristics, at Tj = 25C, unless otherwise specified Parameter Symbol min. Dynamic Characteristics Values typ. max. Unit
Transconductance VDS 2 * ID * RDS(on)max, ID = 8 A Input capacitance VGS = 0 V, VDS = 25 V, f = 1 MHz Output capacitance VGS = 0 V, VDS = 25 V, f = 1 MHz Reverse transfer capacitance VGS = 0 V, VDS = 25 V, f = 1 MHz Turn-on delay time VDD = 30 V, VGS = 10 V, ID = 3 A RGS = 50 Rise time VDD = 30 V, VGS = 10 V, ID = 3 A RGS = 50 Turn-off delay time VDD = 30 V, VGS = 10 V, ID = 3 A RGS = 50 Fall time VDD = 30 V, VGS = 10 V, ID = 3 A RGS = 50
gfs 8 Ciss Coss Crss td(on) 110 170 260 400 1900 2500 9.8 -
S
pF
ns
tr
30
45
td(off)
90
135
tf
350
465
-
100
135
Semiconductor Group
3
07/96
BUZ 325
Electrical Characteristics, at Tj = 25C, unless otherwise specified Parameter Symbol min. Reverse Diode Values typ. max. Unit
Inverse diode continuous forward current TC = 25 C Inverse diode direct current,pulsed TC = 25 C Inverse diode forward voltage VGS = 0 V, IF = 25 A Reverse recovery time VR = 100 V, IF=lS, diF/dt = 100 A/s Reverse recovery charge VR = 100 V, IF=lS, diF/dt = 100 A/s
IS ISM VSD trr Qrr 6.8 450 1 1.5 50 12.5
A
V
ns
C
Semiconductor Group
4
07/96
BUZ 325
Power dissipation Ptot = (TC)
Drain current ID = (TC) parameter: VGS 10 V
13 A 11 ID 10 9 8 7 6 5 4 3 2 1
130 W 110 Ptot 100 90 80 70 60 50 40 30 20 10 0 0 20 40 60 80 100 120 C 160
0 0
20
40
60
80
100
120
C
160
TC
TC
Safe operating area ID = (VDS) parameter: D = 0.01, TC = 25C
10 2
tp = 3.1s
Transient thermal impedance Zth JC = (tp) parameter: D = tp / T
10 1
A
/I
10 s
K/W ZthJC
ID 10 1
DS
D
100 s
10 0
(o
n)
=
V
DS
R
1 ms
10 -1
10 ms
D = 0.50 0.20
10
0
0.10 10 -2 DC single pulse 0.05 0.02 0.01
10 -1 0 10
10
1
10
2
V 10
3
10 -3 -7 10
10
-6
10
-5
10
-4
10
-3
10
-2
10
-1
s 10
0
VDS
tp
Semiconductor Group
5
07/96
BUZ 325
Typ. output characteristics ID = (VDS) parameter: tp = 80 s
28 A 24 ID 22 20 18 16 14 12 10 8 6
c d e
Typ. drain-source on-resistance RDS (on) = (ID) parameter: VGS
1.1
Ptot = 125W l
kj ih
g
V [V] f GS a b c d e f g h i j k l 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 9.0 10.0 20.0
RDS (on) 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2
a
b
c
d
e
f g h j i k VGS [V] =
4 2 0 0
a
b
0.1 0.0 V 22 0 4 8 12 16
a 4.0 4.5
b 5.0
c 5.5
d 6.0
f e 6.5 7.0
g 7.5
j h i k 8.0 9.0 10.0 20.0
4
8
12
16
20
A
26
VDS
ID
Typ. transfer characteristics ID = f (VGS)
Typ. forward transconductance gfs = f (ID)
parameter: tp = 80 s VDS2 x ID x RDS(on)max
22 A 18 16 14 12 10 8
parameter: tp = 80 s, VDS2 x ID x RDS(on)max
15 S 13
\SYMBOL.ID\
gfs
12 11 10 9 8 7 6 5
6 4 2 0 0 1 2 3 4 5 6 7 8 V
VGS
4 3 2 1 0 0
10
2
4
6
8
10
12
14
16
ID
A
20
Semiconductor Group
6
07/96
BUZ 325
Drain-source on-resistance RDS (on) = (Tj) parameter: ID = 8 A, VGS = 10 V
1.4
Gate threshold voltage VGS (th) = (Tj) parameter: VGS = VDS, ID = 1 mA
4.6 V 4.0 VGS(th) 3.6 3.2 2.8 2.4 2.0 2% typ 98%
1.2 RDS (on) 1.1 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 -60 98% typ
1.6 1.2 0.8 0.4 0.0 -60 -20 20 60 100 C 160
-20
20
60
100
C
160
Tj
Tj
Typ. capacitances
C = f (VDS) parameter:VGS = 0V, f = 1MHz
10 1
Forward characteristics of reverse diode IF = (VSD) parameter: Tj, tp = 80 s
10 2
nF
C Ciss
A IF 10 1
10 0
Coss
10 -1
Crss
10 0 Tj = 25 C typ Tj = 150 C typ Tj = 25 C (98%) Tj = 150 C (98%)
10 -2 0
5
10
15
20
25
30
V
VDS
40
10 -1 0.0
0.4
0.8
1.2
1.6
2.0
2.4
V
3.0
VSD
Semiconductor Group
7
07/96
BUZ 325
Avalanche energy EAS = (Tj) parameter: ID = 12.5 A, VDD = 50 V RGS = 25 , L = 7.5 mH
700 mJ 600 EAS 550 500 450 400 350 300 250 200
Typ. gate charge VGS = (QGate) parameter: ID puls = 21 A
16
V VGS
12
10
0,2 VDS max
0,8 VDS max
8
6
4 150 100 50 0 20 2 0 0
40
60
80
100
120
C
160
20
40
60
80
100
120 nC 150
Tj
QGate
Drain-source breakdown voltage V(BR)DSS = (Tj)
480 V 460 V(BR)DSS 450 440 430 420 410 400 390 380 370 360 -60 -20 20 60 100 C 160
Tj
Semiconductor Group
8
07/96
BUZ 325
Package Outlines
TO-218 AA Dimension in mm
Semiconductor Group
9
07/96


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