No Preview Available !
STANDARD RECOVERY DIODES
Features
High surge current capability
Avalanche types available
Stud cathode and stud anode version
Wide current range
Types up to 1200V VRRM
TypicalApplications
Battery charges
Converters
Power supplies
Machine tool controls
Bulletin I20205 rev. A 09/98
12F(R) SERIES
Stud Version
12 A
Major Ratings and Characteristics
Parameters
IF(AV)
IF(RMS)
@ TC
IFSM @ 50Hz
@ 60Hz
12F(R)
12
144
19
265
280
I2t @ 50Hz
351
@ 60Hz
320
VRRM
TJ
range
range
100 to 1200
- 65 to 175
Units
A
°C
A
A
A
A2s
A2s
V
°C
case style
DO-203AA (DO-4)
www.irf.com
1
12F(R) Series
Bulletin I20205 rev. A 09/98
14
180°
12
120°
90°
60°
10 30°
8 RMS Limit
10
12 K/W
K/W
15 K/W
20 K/W
R
thSA
6 K/W
= 8 K/W- Delta R
6 30 K/W
Conduction Angle
4
2
12F(R) Series
TJ = 175°C
0
0 2 4 6 8 10 12 104 25 50 75 100
Average Forward Current (A)
Maximum Allowable Ambient Temperature (°C)
Fig. 3 - Forward Power Loss Characteristics
20
DC
180°
16 120°
90°
60°
30°
12
8 RMS Limit
4
Conduction Period
12F(R) Series
TJ = 175°C
RthSA
8 K/W
10 K/W
= 6 K/W- Delta R
12 K/W
15 K/W
20 K/W
30 K/W
0
0 4 8 12 16 200 25 50 75 100
Average Forward Current (A)
Maximum Allowable Ambient Temperature (°C)
Fig. 4 - Forward Power Loss Characteristics
250
At Any Rated Load Condition And With
Rated VRRM Applied Following Surge.
225 Initial TJ = 175°C
@60 Hz 0.0083 s
@50 Hz 0.0100 s
200
175
150
125
12F(R) Series
100
1
10 100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Fig. 5 - Maximum Non-Repetitive Surge Current
www.irf.com
275
Maximum Non Repetitive Surge Current
Versus Pulse Train Duration.
250 Initial TJ = 175°C
No Voltage Reapplied
225 Rated VRRM Reapplied
200
175
150
125 12F(R) Series
100
0.01
0.1
1
Pulse Train Duration (s)
Fig. 6 - Maximum Non-Repetitive Surge Current
5