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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)
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12F(R) Series
Bulletin I20205 rev. A 09/98
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage
Type number Code
VRRM, maximum
repetitive peak
reverse voltage
V
VRSM, maximum non-
repetitive peak
reverse voltage
V
10 100
150
20 200
275
40 400
500
12F(R)
60
600
725
80 800
950
100 1000
1200
120 1200
1400
(1) Avalanche version only available from VRRM 400V to 1200V.
VR(BR), minimum
avalanche
voltage
V (1)
--
--
500
750
950
1150
1350
IRRM max.
@ TJ = 175°C
mA
12
Forward Conduction
Parameter
12F(R)
Units Conditions
IF(AV) Max. average forward current
@ Case temperature
IF(RMS) Max. RMS forward current
PR Maximum non-repetitive
peak reverse power
12 A 180° conduction, half sine wave
144 °C
19 A
7 K/W 10µs square pulse, TJ = TJ max.
see note (2)
IFSM Max. peak, one-cycle forward,
non-repetitive surge current
265
280
225
235
t = 10ms No voltage
t = 8.3ms reapplied
A
t = 10ms 100% VRRM
t = 8.3ms reapplied Sinusoidal half wave,
I2t Maximum I2t for fusing
351 t = 10ms No voltage Initial TJ = TJ max.
320 t = 8.3ms reapplied
A2s
250 t = 10ms 100% VRRM
226 t = 8.3ms reapplied
I2t Maximum I2t for fusing
3510
A2s t = 0.1 to 10ms, no voltage reapplied
VF(TO)1 Low level value of threshold
voltage
VF(TO)2 High level value of threshold
voltage
0.77
0.97
(16.7% x π x IF(AV) < I < π x IF(AV)), TJ = TJ max.
V
(I > π x IF(AV)), TJ = TJ max.
rf1 Low level value of forward
slope resistance
rf2 High level value of forward
slope resistance
10.70
6.20
(16.7% x π x IF(AV) < I < π x IF(AV)), TJ = TJ max.
m
(I > π x IF(AV)), TJ = TJ max.
VFM Max. forward voltage drop
1.26
V Ipk= 38A, TJ = 25°C, tp = 400µs rectangular wave
(2) Available only for Avalanche version, all other parameters the same as 12F.
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12F(R) Series
Bulletin I20205 rev. A 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%
wt Approximate weight
Case style
12F(R)
Units Conditions
-65 to 175
-65 to 200
°C
2
0.5
1.2
(1.5)
7 (0.25)
DC operation
K/W Mounting surface, smooth, flat and
greased
Nm Lubricated threads
(Not lubricated threads)
g (oz)
DO-203AA (DO-4)
See Outline Table
RthJC Conduction
(The following table shows the increment of thermal resistence R when devices operate at different conduction angles than DC)
thJC
Conduction angle Sinusoidal conduction Rectangular conduction Units Conditions
180°
120°
90°
60°
30°
0.33
0.41
0.53
0.78
1.28
0.26
0.44
0.58
0.81
1.29
K/W
TJ = TJ max.
Ordering Information Table
Device Code
A 12 F
R 120 M
1 2 3 45 6
1 - A = Avalanche diode
None = Standard diode
2 - Current rating: Code = IF(AV)
3 - F = Standard device
4 - None = Stud Normal Polarity (Cathode to Stud)
R = Stud Reverse Polarity (Anode to Stud)
5 - Voltage code: Code x 10 = VRRM (See Voltage Ratings table)
6 - None = Stud base DO-203AA (DO-4) 10-32UNF-2A
M = Stud base DO-203AA (DO-4) M5 X 0.8 - (Not available for Avalanche diodes)
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