Document
Bulletin I20205 rev. A 09/98
12F(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
12 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
12F(R)
12 144 19 265 280 351 320 100 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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12F(R) Series
Bulletin I20205 rev. A 09/98
ELECTRICAL SPECIFICATIONS Voltage Ratings
Voltage Type number 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
--500 750 950 1150 1350
IRRM max.
@ TJ = 175°C
(1)
mA
10 20 40 12F(R) 60 80 100 120
12
(1) Avalanche version only available from VRRM 400V to 1200V.
Forward Conduction
Parameter
IF(AV) IF(RMS) PR IFSM Max. average forward current @ Case temperature Max. RMS forward current Maximum non-repetitive peak reverse power Max. peak, one-cycle forward, non-repetitive surge current 265 280 225 235 I t
2
12F(R)
12 144 19 7
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 A √s
2
180° conduction, half sine wave
No voltage reapplied 100% VRRM reapplied No voltage reapplied 100% VRRM reapplied Sinusoidal half wave, Initial TJ = TJ max.
Maximum I t for fusing
2
351 320 250 226
I √t
2
Maximum I √ t for fusing
2
3510 0.77
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 voltage V F(TO)2 High level value of threshold voltage r
f1
V 0.97 (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 6.20 1.26 V (I > π x I F(AV)), TJ = TJ max. Ipk= 38A, TJ = 25°C, tp = 400µs rectangular wave
Low level value of forward slope resistance
10.70
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 12F.
2
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12F(R) Series
Bulletin I20205 rev. A 09/98
Thermal and Mechanical Specifications
Parameter
TJ T
stg
12F(R)
-65 to 175 - 65 to 200 2 0.5 1.2 (1.5)
Units
°C
Conditions
Max. junction operating temperature range Max. storage temperature range Max. thermal resistance, junction to case Max. thermal resistance, case to heatsink Mounting torque, ± 10%
RthJC RthCS T
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 increment of thermal resistence RthJC when devices operate at different conduction angles than DC)
Conduction angle
180° 120° 90° 60° 30°
Sinusoidal conduction
0.33 0.41 0.53 0.78 1.28
Rectangular conduction Units
0.26 0.44 0.58 0.81 1.29 K/W
Conditions
TJ = TJ max.
Ordering Information Table
Device Code
A
1
12
2
F
3
R
4
120
5
M
6
1
-
A
= Avalanche diode
None = Standard diode 2 3 4 Current rating: Code = IF(AV) F = Standard device
None = Stud Normal Polarity (Cathode to Stud) R = Stud Reverse Polarity (Anode to Stud)
5 6
-
Voltage code: Code x 10 = VRRM (See Voltage Ratings table) 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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12F(R) Series
Bulletin I20205 rev. A 09/98
Outlines Table
Case Style DO-203AA (DO-4)
All dimensions in millimeters (inches)
M aximum Allowable Case Temperature (°C)
12F(R) Series RthJC (DC) = 2.0 K/W
Maximum Allowable Case Temperature (°C)
180
180 12F(R) Series RthJC (DC) = 2.0 K/W 170
170
Conduction Angle
160
Conduction Period
160
150 30° 60° 140 90° 120° 180° 130 0 4 8 12 16 20 Average Forward Current (A) DC
150 30° 140 0 2 4 6 8 60° 90°
120° 180° 12 14
10
Average Forward Current (A)
Fig. 1 - Current Ratings Characteristics
Fig. 2 - Current Ratings Characteristics
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12F(R) Series
Bulletin I20205 rev. A 09/98
Maximum Average Forward Power Loss (W) 14 12 10 8 6
Conduction Angle
180° 120° 90° 60° 30° RMS Limit
10 K/W 12 K/W
R
thS A
6
=8
K/ W
K/ W
15 K/W
20 K /W
-D elt a
R
30 K/ W
4 2 0 0 2 4 6 8 10 12 14 0 25 50 75 100 Average Forward Current (A) Maximum Allowable Ambient Temperature (°C) 12F(R) Series T J = 175°C
Fig. 3 - Forward Power Loss Characteristics
20 DC 180° 120° 90° 60° 30°
R
8K /W
10 K/W 12 K /W 15 K/W
thS A = 6
M aximum Average Forward Power Loss (W)
16
K/ W
-D elt aR
12
8 RMS Limit
Conduction Period
20 K/W
30 K/W
4
12F(R) Series T J = 175°C 0 4 8 12 16 20 0 25 50 75 100
0 Average Forward Current (A) Maximum Allowabl.