85HF120 Vishay, 85HF120 Datasheet - Page 3

• Manufacturer Part Number: 85HF120
• Description: DIODE STD REC 1200V 85A DO-5
• Manufacturer: Vishay

Specifications of 85HF120

• Diode Type: Standard
• Voltage - Forward (vf) (max) @ If: 1.2V @ 267A
• Voltage - Dc Reverse (vr) (max): 1200V (1.2kV)
• Current - Average Rectified (io): 85A
• Current - Reverse Leakage @ Vr: 9mA @ 1200V
• Speed: Standard Recovery >500ns, > 200mA (Io)
• Mounting Type: Chassis, Stud Mount
• Package / Case: DO-203AB, DO-5, Stud
• Product: Standard Recovery Rectifier
• Configuration: Single
• Reverse Voltage: 1200 V
• Forward Voltage Drop: 1.2 V @ 267 A
• Forward Continuous Current: 85 A
• Max Surge Current: 1800 A
• Reverse Current Ir: 9000 uA
• Mounting Style: Stud
• Maximum Operating Temperature: + 180 C
• Minimum Operating Temperature: - 65 C
• Repetitive Reverse Voltage Vrrm Max: 1.2kV
• Forward Current If(av): 85A
• Forward Voltage Vf Max: 1.2V
• Forward Surge Current Ifsm Max: 1.5kA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Reverse Recovery Time (trr): -
• Capacitance @ Vr, F: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: *85HF120; VS-85HF120; VS-85HF120; VS85HF120; VS85HF120

Note
•
Document Number: 93529
Revision: 25-May-09
ΔR
CONDUCTION ANGLE
The table above shows the increment of thermal resistance R
thJC
CONDUCTION
180°
120°
90°
60°
30°
180
170
160
150
140
130
180
170
160
150
140
130
Fig. 2 - Current Ratings Characteristics
0
0 10 20 30 40 50 60 70 80 90 100
Fig. 1 - Current Ratings Characteristics
20
A
30°
A
v
v
85HF(R) Series (100V to 1200V)
RthJC (DC) = 0.35 K/W
85HF(R) Series (100V to 1200V)
RthJC (DC) = 0.35 K/W
e
e
a r
a r
40
30°
60°
g
g
e
SINUSOIDAL CONDUCTION
e
F
F
60
r o
r o
90°
60°
w
w
a
a
120°
d r
d r
Conduction Period
80 100 120 140
Conduction Angle
90°
C
C
r u
r u
For technical questions, contact:
180°
e r
e r
0.10
0.11
0.13
0.17
0.26
120°
n
n
( t
( t
) A
) A
180°a
Standard Recovery Diodes,
DC
(Stud Version), 85 A
RECTANGULAR CONDUCTION
thJC
when devices operate at different conduction angles than DC
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0.08
0.11
0.13
0.17
0.26
150
140
130
120
110
100
150
140
130
120
110
100
Fig. 4 - Current Ratings Characteristics
Vishay High Power Products
0
0 10 20 30 40 50 60 70 80 90 100
Fig. 3 - Current Ratings Characteristics
20
30 °
Average Forward Current (A)
Average Forward Current (A)
40
TEST CONDITIONS
85HF(R) Series (1400V to 1600V)
RthJC (DC) = 0.35 K/W
85HF(R) Series (1400V to 1600V)
RthJC (DC) = 0.35 K/W
60 °
30°
T
J
= T
60
90 °
60°
85HF(R) Series
J
120 °
maximum
Conduction Period
80 100 120 140
Conduction Angle
90°
180 °
120°
180°
DC
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UNITS
K/W
3