BU2508-E3/72 Vishay, BU2508-E3/72 Datasheet - Page 2

• Manufacturer Part Number: BU2508-E3/72
• Manufacturer: Vishay

Specifications of BU2508-E3/72

• Phase Type: Single Phase
• Number Of Elements: 1
• Peak Rep Rev Volt: 800V
• Peak Non-repetitive Surge Current (max): 300A
• Avg. Forward Curr (max): 3.5A
• Rev Curr: 5uA
• Forward Voltage: 1.05V
• Operating Temp Range: -55C to 150C
• Pin Count: 4
• Mounting: Through Hole
• Operating Temperature Classification: Military
• Lead Free Status / Rohs Status: Compliant

BU2506 thru BU2510
Vishay General Semiconductor
Note:
(1) Pulse test: 300 µs pulse width, 1 % duty cycle
Notes:
(1) With 60 W air cooled heatsink
(2) Without heatsink, free air
RATINGS AND CHARACTERISTICS CURVES
(T
www.vishay.com
2
ELECTRICAL CHARACTERISTICS (T
PARAMETER
Maximum instantaneous forward
voltage per diode
Maximum reverse current per diode
Typical junction capacitance per diode
THERMAL CHARACTERISTICS (T
PARAMETER
Typical thermal resistance
ORDERING INFORMATION (Example)
PREFERRED P/N
BU2506-E3/45
BU2506-E3/51
BU25065S-E3/45
A
= 25 °C unless otherwise noted)
30
25
20
15
10
5
0
Figure 1. Derating Curve Output Rectified Current
0
T
C
Measured at Device Bottom
20
(1)
40
T
C
Case Temperature (°C)
UNIT WEIGHT (g)
60
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80
4.84
4.84
4.84
T
C
100
With Heatsink
Sine-Wave, R-Load
120
I
rated V
4.0 V, 1 MHz
F
= 12.5 A
TEST CONDITIONS
PREFERRED PACKAGE CODE
140
R
A
= 25 °C unless otherwise noted)
160
A
= 25 °C unless otherwise noted)
T
T
T
T
A
A
A
A
SYMBOL
R
R
= 25 °C
= 125 °C
= 25 °C
= 125 °C
θJC
θJA
45
51
45
(1)
(2)
SYMBOL
BU2506
V
C
I
R
F
J
5
4
3
2
1
0
BASE QUANTITY
0
Figure 2. Forward Current Derating Curve
Without Heatsink
Sine-Wave, R-Load
Free Air, T
25
250
20
20
TYP.
0.97
0.87
120
125
BU2508
Ambient Temperature (°C)
-
A
2.0
20
50
75
100
DELIVERY MODE
BU2510
MAX.
Document Number: 84805
1.05
0.95
350
5.0
-
Paper tray
Tube
Tube
125
Revision: 08-Jan-09
150
UNIT
UNIT
°C/W
µA
pF
V