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Bulletin I2018 rev. B 09/98
25F(R) SERIES
STANDARD RECOVERY DIODES Stud Version
Features
High surge current capability Avalanche types available Stud cathode and stud anode version Wide current range Types up to 1200V VRRM
25 A
TypicalApplications
Battery charges Converters Power supplies Machine tool controls
Major Ratings and Characteristics
Parameters
IF(AV) @ TC IF(RMS) IFSM @ 50Hz @ 60Hz I2t @ 50Hz @ 60Hz VRRM TJ range range
25F(R)
25 120 40 356 373 636 580 100 to 1200 - 65 to 175
Units
A °C A A A A2s A2 s V °C
case style DO-203AA (DO-4)
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25F(R) Series
Bulletin I2018 rev. B 09/98
ELECTRICAL SPECIFICATIONS Voltage Ratings
Type number Voltage Code VRRM, maximum repetitive peak reverse voltage V
100 200 400 600 800 1000 1200
VRSM, maximum nonrepetitive peak reverse voltage V
150 275 500 725 950 1200 1400
VR(BR), minimum avalanche voltage V (1)
--500 750 950 1150 1350
IRRM max.
@ TJ = 175°C
mA
10 20 25F(R) 40 60 80 100 120
12
(1) Avalanche version only available from VRRM 400V to 1200V.
Forward Conduction
Parameter
IF(AV) Max. average forward current @ Case temperature IF(RMS) Max. RMS forward current PR IFSM Maximum non-repetitive peak reverse power Max. peak, one-cycle forward, non-repetitive surge current 356 373 300 314 I 2t Maximum I2t for fusing 636 580 450 410 I2 √ t Maximum I2√ t for fusing voltage V F(TO)2 High level value of threshold voltage r
f1
25F(R)
25 120 40 10
Units Conditions
A °C A K/W 10µs square pulse, TJ = T J max. see note (2) t = 10ms t = 8.3ms A t = 10ms t = 8.3ms t = 10ms t = 8.3ms A2 s t = 10ms t = 8.3ms A2 √s No voltage reapplied 100% VRRM reapplied No voltage reapplied 100% VRRM reapplied Sinusoidal half wave, Initial TJ = TJ max. 180° conduction, half sine wave
6360 0.80
t = 0.1 to 10ms, no voltage reapplied (16.7% x π x IF(AV) < I < π x IF(AV)), TJ = TJ max.
V F(TO)1 Low level value of threshold
V 0.90 (I > π x I F(AV)), TJ = TJ max. (16.7% x π x IF(AV) < I < π x IF(AV)), TJ = TJ max. mΩ 5.70 1.30 V (I > π x I F(AV)), TJ = TJ max. I = 78A, TJ = 25°C, t = 400µs rectangular wave
pk p
Low level value of forward slope resistance
6.80
r
f2
High level value of forward slope resistance
VFM
Max. forward voltage drop
(2) Available only for Avalanche version, all other parameters the same as 25F.
2
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25F(R) Series
Bulletin I2018 rev. B 09/98
Thermal and Mechanical Specifications
Parameter
TJ Tstg RthJC RthCS T Max. junction operating temperature range Max. storage temperature range Max. thermal resistance, junction to case Max. thermal resistance, case to heatsink Mounting torque, ± 10%
25F(R)
-65 to 175 -65 to 200 1.5 0.5 1.2 (1.5)
Units
°C
Conditions
DC operation K/W Nm Mounting surface, smooth, flat and greased Lubricated threads (Not lubricated threads) g (oz) See Outline Table
wt
Approximate weight Case style
7 (0.25) DO-203AA (DO-4)
∆RthJC Conduction
(The following table shows the incremen.