CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation
of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
Electrical Specifications
PARAMETER
T
C
= 25
o
C, Unless Otherwise Specified
SYMBOL
BV
DSS
V
GS(TH)
TEST CONDITIONS
I
D
= 1mA, V
GS
= 0V
V
GS
= V
DS
,
I
D
= 1mA
T
C
= -55
o
C
T
C
= 25
o
C
T
C
= 125
o
C
T
C
= 25
o
C
T
C
= 125
o
C
T
C
= 25
o
C
T
C
= 125
o
C
MIN
250
-
1.5
0.5
-
-
-
TYP
-
-
-
-
-
-
-
MAX
-
5.0
4.0
-
25
250
100
200
3.78
T
C
= 25
o
C
T
C
= 125
o
C
-
-
-
-
-
-
V
GS
= 0V to 20V
V
GS
= 0V to 12V
V
GS
= 0V to 2V
V
DD
= 125V,
I
D
= 6A
-
-
-
-
-
I
D
= 6A, V
DS
= 15V
V
DS
= 25V, V
GS
= 0V,
f = 1MHz
-
-
-
-
-
-
0.450
-
-
-
-
-
-
32
-
7.3
16
7
770
165
40
-
-
0.600
1.08
70
140
120
95
62
41
3.0
11
21
-
-
-
-
2.5
60
UNITS
V
V
V
V
µA
µA
nA
nA
V
Ω
Ω
ns
ns
ns
ns
nC
nC
nC
nC
nC
V
pF
pF
pF
o
C/W
o
C/W
Drain to Source Breakdown Voltage
Gate Threshold Voltage
Zero Gate Voltage Drain Current
I
DSS
V
DS
= 200V,
V
GS
= 0V
V
GS
=
±20V
Gate to Source Leakage Current
I
GSS
Drain to Source On-State Voltage
Drain to Source On Resistance
V
DS(ON)
r
DS(ON)12
V
GS
= 12V, ID = 6A
I
D
= 4A,
V
GS
= 12V
Turn-On Delay Time
Rise Time
Turn-Off Delay Time
Fall Time
Total Gate Charge
Gate Charge at 12V
Threshold Gate Charge
Gate Charge Source
Gate Charge Drain
Plateau Voltage
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Thermal Resistance Junction to Case
Thermal Resistance Junction to Ambient
t
d(ON)
t
r
t
d(OFF)
t
f
Q
g(TOT)
Q
g(12)
Q
g(TH)
Q
gs
Q
gd
V
(PLATEAU)
C
ISS
C
OSS
C
RSS
R
θ
JC
R
θ
JA
V
DD
= 125V, I
D
= 6A,
R
L
= 20.8Ω, V
GS
12V,
R
GS
= 7.5Ω
3-84
FSS234D, FSS234R
Source to Drain Diode Specifications
PARAMETER
Forward Voltage
Reverse Recovery Time
SYMBOL
V
SD
t
rr
I
SD
= 6A
I
SD
= 6A,dI
SD
/dt = 100A/µs
T
C
= 25
o
C, Unless Otherwise Specified
SYMBOL
(Note 3)
(Note 3)
(Notes 2, 3)
(Note 3)
(Notes 1, 3)
(Notes 1, 3)
BV
DSS
V
GS(TH)
I
GSS
I
DSS
V
DS(ON)
r
DS(ON)12
TEST CONDITIONS
V
GS
= 0, I
D
= 1mA
V
GS
= V
DS
, I
D
= 1mA
V
GS
=
±20V,
V
DS
= 0V
V
GS
= 0, V
DS
= 200V
V
GS
= 12V, I
D
= 6A
V
GS
= 12V, I
D
= 4A
MIN
250
1.5
-
-
-
-
MAX
-
4.0
100
25
3.78
0.600
UNITS
V
V
nA
µA
V
Ω
TEST CONDITIONS
MIN
0.6
-
TYP
-
-
MAX
1.8
420
UNITS
V
ns
Electrical Specifications up to 100K RAD
PARAMETER
Drain to Source Breakdown Volts
Gate to Source Threshold Volts
Gate to Body Leakage
Zero Gate Leakage
Drain to Source On-State Volts
Drain to Source On Resistance
NOTES:
1. Pulse test, 300µs Max.
2. Absolute value.
3. Insitu Gamma bias must be sampled for both V
GS
= 12V, V
DS
= 0V and V
GS
= 0V, V
DS
= 80% BV
DSS
.
Single Event Effects (SEB, SEGR)
(Note 4)
ENVIRONMENT
(NOTE 5)
ION
SPECIES
Ni
Br
Br
Br
Br
NOTES:
4. Testing conducted at Brookhaven National Labs; sponsored by Naval Surface Warfare Center (NSWC), Crane, IN.
5. Fluence = 1E5 ions/cm
2
(typical), T = 25
o
C.
6. Does not exhibit Single Event Burnout (SEB) or Single Event Gate Rupture (SEGR).
TYPICAL LET
(MeV/mg/cm)
26
37
37
37
37
TYPICAL
RANGE (µ)
43
36
36
36
36
APPLIED
V
GS
BIAS
(V)
-20
-5
-10
-15
-20
(NOTE 6)
MAXIMUM
V
DS
BIAS
(V)
250
250
200
125
50
TEST
Single Event Effects Safe Operating
Area
SYMBOL
SEESOA
Typical Performance Curves
300
Unless Otherwise Specified
LET = 26MeV/mg/cm
2
, RANGE = 43
µ
LET = 37MeV/mg/cm
2
, RANGE = 36
µ
FLUENCE = 1E5 IONS/cm
2
(TYPICAL)
LIMITING INDUCTANCE (HENRY)
1E-3
1E-4
ILM = 10A
30A
1E-5
100A
300A
1E-6
200
V
DS
(V)
100
0
0
TEMP = 25
o
C
-5
-10
-15
V
GS
(V)
-20
-25
1E-7
10
30
100
DRAIN SUPPLY (V)
300
1000
FIGURE 1. SINGLE EVENT EFFECTS SAFE OPERATING AREA
FIGURE 2. DRAIN INDUCTANCE REQUIRED TO LIMIT
GAMMA DOT CURRENT TO I
AS
3-85
FSS234D, FSS234R
Typical Performance Curves
8
Unless Otherwise Specified
(Continued)
50
T
C
= 25
o
C
I
D
, DRAIN CURRENT (A)
6
I
D
, DRAIN (A)
10
100µs
4
1
OPERATION IN THIS
AREA MAY BE
LIMITED BY r
DS(ON)
0.1
1ms
2
10ms
100ms
0
-50
0
50
100
T
C
, CASE TEMPERATURE (
o
C)
150
1
10
100
700
V
DS
, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 3. MAXIMUM CONTINUOUS DRAIN CURRENT vs
CASE TEMPERATURE
FIGURE 4. FORWARD BIAS SAFE OPERATING AREA
2.5
PULSE DURATION = 250ms, V
GS
= 12V, I
D
= 4A
2.0
12V
Q
G
NORMALIZED r
DS(ON)
1.5
Q
GS
V
G
Q
GD
1.0
0.5
CHARGE
0.0
-80
-40
0
40
80
120
160
T
J
, JUNCTION TEMPERATURE (
o
C)
FIGURE 5. BASIC GATE CHARGE WAVEFORM
10
FIGURE 6. NORMALIZED r
DS(ON)
vs JUNCTION TEMPERATURE
NORMALIZED
THERMAL RESPONSE (Z
θJC
)
1
0.5
0.2
0.1
0.05
0.02
0.01
0.01
SINGLE PULSE
NOTES:
DUTY FACTOR: D = t
1
/t
2
PEAK T
J
= P
DM
x Z
θJC
+ T
C
10
-4
10
-3
10
-2
10
-1
t
1
t
2
10
0
10
1
P
DM
0.1
0.001
10
-5
t, RECTANGULAR PULSE DURATION (s)
FIGURE 7. NORMALIZED MAXIMUM TRANSIENT THERMAL RESPONSE
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ADI Reference Circuit
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