SF25-B Rectron, SF25-B Datasheet - Page 2

• Manufacturer Part Number: SF25-B
• Description: Rectifiers 2A 300v 35ns
• Manufacturer: Rectron

Specifications of SF25-B

• Product Category: Rectifiers
• Rohs: yes
• Product: Ultra Fast Recovery Rectifiers
• Configuration: Single
• Reverse Voltage: 300 V
• Forward Voltage Drop: 1.25 V
• Recovery Time: 35 ns
• Forward Continuous Current: 2 A
• Max Surge Current: 75 A
• Reverse Current Ir: 2 uA
• Mounting Style: Through Hole
• Package / Case: DO-15
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 55 C
• Factory Pack Quantity: 500

RATING AND CHARACTERISTICS CURVES ( SF21 THRU SF27 )
2.5
1.5
0.5
NOTES: 1 Rise Time = 7ns max. Input Impedance =
2
1
0
0
50 W
NONINDUCTIVE
25 Vdc
(approx)
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
( + )
( - )
FIG.2 TYPICAL FORWARD CURRENT
25
2. Rise Time = 10ns max. Source Impedance =
1 megohm. 22pF.
50 ohms.
FIG.1 TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
AMBIENT TEMPERATURE, (
1
NON-
INDUCTIVE
50
D.U.T
DERATING CURVE
10 W
NONINDUCTIVE
75
OSCILLOSCOPE
100
(NOTE 1)
125
O
C)
150
GENERATOR
(NOTE 2)
PULSE
175
( + )
( - )
-0.25A
+0.5A
-1.0A
1000
100
1.0
0.1
10
0
0
T
T
T
A
A
A
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
= 25
= 100
= 75
20
O
O
C
C
O
C
SET TIME BASE FOR 50/100 ns/cm
FIG.3 TYPICAL REVERSE
40
CHARACTERISTICS
trr
1cm
60
80
100
120
140