FST6035 - FST6050
A
N 4-PLCS.
1
2
3
Common Cathode
C
1
L
P
1.200
9 Pins eq at .150
F
G
J
1
2
3
D=Doubler
K
1
2
3
A=Common Anode
2
3
E
Dim. Inches
Millimeter
Minimum Maximum Minimum Maximum Notes
A
C
E
F
G
H
J
K
L
M
N
P
1.995
0.495
0.990
2.390
1.490
0.120
---
0.240
0.490
0.040
0.175
0.032
2.005
0.506
1.010
2.410
1.510
0.130
0.400
0.260
0.510
.050
0.195
0.052
50.67
12.57
25.15
60.71
37.85
3.05
---
6.10
12.45
1.02
4.45
0.81
50.93
12.83
25.65
61.21
38.35
3.30
10.16
6.60to Lead C
L
12.95
Square
1.27
Dia
4.95
1.32
Schottky Powermod
H
M
Notes:
Baseplate: Nickel plated copper;
electrically isolated
Pins: Nickel plated copper
Working Peak
Reverse Voltage
35V
40V
45V
50V
Repetitive Peak
Reverse Voltage
35V
40V
45V
50V
Microsemi
Catalog Number
FST6035*
FST6040*
FST6045*
FST6050*
Schottky Barrier Rectifier
Guard Ring for Reverse Protection
V RRM 35 to 50 Volts
High surge capacity
Reverse Energy Tested
ROHS Compliant
*Add Suffix A for Common Anode, D for Doubler
Electrical Characteristics
I F(AV) 120 Amps
Average forward current per pkg
I F(AV) 60 Amps
Average forward current per leg
I FSM 1200 Amps
Maximum surge current per leg
Maximum repetitive reverse current per leg I R(OV) 2 Amps
VFM
0.56 Volts
Max peak forward voltage per leg
VFM
0.74 Volts
Max peak forward voltage per leg
I RM
30 mA
Max peak reverse current per leg
I RM
1.5 mA
Max peak reverse current per leg
CJ
Typical junction capacitance per leg
2300 pF
T C = 135°C, square wave, R 0JC = 0.6°C/W
T C = 135°C, square wave, R 0JC = 1.0°C/W
8.3ms, half sine,T J = 175°C
f = 1 KHz, 25°C, 1µsec square wave
I FM = 60A:T J = 175°C*
I FM = 60A:T J = 25°C*
VRRM, TJ = 125°C*
VRRM, TJ = 25°C
VR = 5.0V,T C = 25°C
*Pulse test: Pulse width 300µsec, Duty cycle 2%
Thermal and Mechanical Characteristics
Storage temp range
Operating junction temp range
Max thermal resistance per leg
Max thermal resistance per pkg
Typical thermal resistance (greased)
Mounting Torque
Weight
T STG
TJ
R0 JC
R0 JC
R0 CS
-55°C to 175°C
-55°C to 175°C
Junction to case
1.0°C/W
0.6°C/W
Junction to case
Case to sink
0.1°C/W
15 - 20 inch pounds
2.5 ounces (71 grams) typical
www.microsemi.com
January, 2010 - Rev. 4
FST6035 - FST6050
Figure 1
Typical Forward Characteristics - Per Leg
1000
800
600
400
Junction Capacitance - pF
175 C
25 C
Figure 3
Typical Junction Capacitance - Per Leg
10000
6000
4000
2000
1000
600
400
200
100
0.1
200
100
80
60
40
Instantaneous Forward Current - Amperes
0.5
1.0
5.0
10
50
100
Reverse Voltage - Volts
Figure 4
Forward Current Derating - Per Leg
175
165
155
145
135
125
115
105
0
60 90 120 180
10
20
30
40
50
60
70
DC
80
90
100
20
10
8.0
6.0
4.0
2.0
1.0
0
.2
.4
.6
.8
1.0
1.2
1.4
Instantaneous Forward Voltage - Volts
Maximum Allowable Case Temperature - C
Maximum Power Dissipation - Watts
175 C
Average Forward Current - Amperes
Figure 5
Maximum Forward Power Dissipation - Per Leg
70
60
50
40
30
60
20
10
0
0
10
20
30
40
50
60
70
80
90
100
90
120
180
DC
Figure 2
Typical Reverse Characteristics - Per Leg
100
Typical Reverse Current - mA
10
1.0 125 C
0.1
75 C
.01
.001
25 C
0
10
20
30
40
50
Reverse Voltage - Volts
Average Forward Current - Amperes
www.microsemi.com
January, 2010 - Rev. 4
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