Schottky PowerMod
FST17140 - FST17150
Dim. Inches
N 4 Places
Millimeters
A
Min.
Max. Notes
Max. Min.
1 2 3
Common Cathode
A 1.995
B 0.300
C 0.495
D 0.182
E 0.990
F 2.390
2.005
0.325
0.505
0.192
1.010
2.410
50.67
7.62
12.57
50.93
8.26
12.83
4.88
25.65
61.21
C
E
1
3
B
4.62
25.15
60.71
Dia.
K
L
1 2 3
A=Common Anode
R
G
37.85
38.35
3.30
10.16
1.490
1.510
0.130
0.400
D
H 0.120
---
J
K 0.240
3.05
---
F
G
P
0.260
0.510
0.350
0.195
0.045
0.910
H
6.10
12.45
6.60to Lead C
12.95
L
0.490
L
J
M 0.330
N 0.175
P 0.035
8.38
4.45
0.89
8.90
4.95
1.14
1 2 3
D=Doubler
Dia.
M
Notes:
R
22.61
23.11
0.890
Baseplate: Nickel plated copper
Pins: Nickel plated copper
Schottky Barrier Rectifier
Microsemi
Catalog Number
Working Peak
Reverse Voltage
Repetitive Peak
Reverse Voltage
Guard Ring for Reverse Protection
High Surge Capacity
FST17140*
FST17145*
FST17150*
40V
45V
50V
40V
45V
50V
V
RRM - 40 to 50 Volts
Reverse Energy Tested
ROHS Compliant
*Add Suffix A for Common Anode, D for Doubler
Electrical Characteristics
I
I
T
T
R
C = 120°C, Square wave, 0JC = 0.425°C/W
170 Amps
85 Amps
Average forward current per pkg
Average forward current per leg
Maximum surge current per leg
F(AV)
R
F(AV)
C = 115°C, Square wave, 0JC = 0.85°C/W
I
T
FSM
1200 Amps 8.3 ms, half sine
J = 175°C
I
2 Amps
.58 Volts
.74 Volts
60 mA
2 mA
2300 pF
f = 1 KHz, 25°C, 1µsec Square wave
T
Max repetitive peak reverse current per legR(OV)
V
I
I
Max peak forward voltage per leg
FM
FM = 80A: J = 175°C*
FM = 80A: J = 25°C
T
V
*
Max peak forward voltage per leg
Max peak reverse current per leg
Max peak reverse current per leg
FM
I
V
V
V
T
*
RM
RRM, J = 125°C
RRM, J = 25°C
I
T
RM
C
T
Typical junction capacitance per leg
R = 5.0V, J = 25°C
J
*Pulse test: Pulse width 300µsec, Duty cycle 2%
Thermal and Mechanical Characteristics
T
T
R
R
R
STG
J
-55°C to 175°C
-55°C to 175°C
Storage temp range
Operating junction temp range
Max thermal resistance per leg
Max thermal resistance per pkg.
Typical thermal resistance (greased)
Mounting torque
JC
JC
CS
O
O
O
0.85°C/W Junction to case
0.425°C/W Junction to case
Case to sink
0.1°C/W
15-20 inch pounds
Weight
2.5 ounces (71 grams) typical
www.microsemi.com
January, 2010 - Rev. 2