VS-18TQ040PBF Vishay, VS-18TQ040PBF Datasheet - Page 3

• Manufacturer Part Number: VS-18TQ040PBF
• Description: SCHOTTKY RECTIFIER, 18A, 40V, TO-220AC
• Manufacturer: Vishay

Specifications of VS-18TQ040PBF

• Repetitive Reverse Voltage Vrrm Max: 40V
• Forward Current If(av): 18A
• Forward Voltage Vf Max: 600mV
• Forward Surge Current Ifsm Max: 1.8kA
• Diode Case Style: TO-220AC
• Diode Type: Schottky
• Product: Schottky Rectifiers
• Peak Reverse Voltage: 40 V
• Forward Continuous Current: 18 A
• Max Surge Current: 1800 A
• Configuration: Single
• Forward Voltage Drop: 0.72 V at 36 A
• Maximum Reverse Leakage Current: 2500 uA
• Operating Temperature Range: - 55 C to + 175 C
• Mounting Style: Through Hole
• Package / Case: TO-220AC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Document Number: 94149
Revision: 10-Nov-09
Fig. 1 - Maximum Forward Voltage Drop Characteristics
1000
100
0.1
0.001
10
0.01
1
0.1
10
0.00001
0
1
0.2
V
FM
0.4
- Forward Voltage Drop (V)
(thermal resistance)
0.0001
Single pulse
0.6
0.8
Fig. 4 - Maximum Thermal Impedance Z
10 000
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Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage
T
T
T
1000
1.0
J
J
J
100
= 175 °C
= 125 °C
= 25 °C
0.001
0
1.2
Schottky Rectifier, 18 A
t
1
1.4
- Rectangular Pulse Duration (s)
10
V
R
1.6
- Reverse Voltage (V)
0.01
20
D = 0.50
D = 0.33
D = 0.25
D = 0.17
D = 0.08
30
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0.1
thJC
40
0.0001
0.001
1000
Characteristics
0.01
100
0.1
10
1
Notes:
1. Duty factor D = t
2. Peak T
0
Fig. 2 - Typical Values of Reverse Current vs.
Vishay High Power Products
50
1
T
J
T
J
10
J
= P
T
= 25 °C
= 50 °C
V
J
R
DM
18TQ0..PbF Series
P
= 75 °C
DM
- Reverse Voltage (V)
x Z
Reverse Voltage
T
1
10
J
/t
t
1
thJC
20
2
= 100 °C
t
2
T
.
J
+ T
= 125 °C
T
T
C
J
J
= 150 °C
= 175 °C
30
.
100
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40
50
3