6F(R) SERIES
STANDARD RECOVERY DIODES
6 A
1
Stud Version
Bulletin I20206 rev. A 09/98
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Features
High surge current capability
Avalanche types available
Stud cathode and stud anode version
Wide current range
Types up to 1200V VRRM
Typical Applications
Battery charges
Converters
Power supplies
Machine tool controls
Parameters 6F(R) Units
IF(AV) 6A
@ TC160 °C
IF(RMS) 9.5 A
IFSM @ 50Hz 159 A
@ 60Hz 167 A
I2t@
50Hz 134 A2s
@ 60Hz 141 A2s
VRRM range 100 to 1200 V
TJrange - 65 to 175 °C
Major Ratings and Characteristics
case style
DO-203AA (DO-4)
6F(R) Series
2
Bulletin I20206 rev. A 09/98
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Voltage VRRM, maximum VRSM, maximum non- VR(BR), minimum IRRM max.
Type number Code repetitive peak repetitive peak avalanche @ TJ = 175°C
reverse voltage reverse voltage voltage
VVV(1) mA
10 100 150 --
20 200 275 --
40 400 500 500
6F(R) 60 600 725 750 12
80 800 950 950
100 1000 1200 1150
120 1200 1400 1350
ELECTRICAL SPECIFICATIONS
Voltage Ratings
IF(AV) Max. average forward current 6 A 180° conduction, half sine wave
@ Case temperature 160 °C
IF(RMS) Max. RMS forward current 9.5 A
PRMaximum non-repetitive 4 K/W 10µs square pulse, TJ = TJ max.
peak reverse power see note (2)
IFSM Max. peak, one-cycle forward, 15 9 t = 10ms No voltage
non-repetitive surge current 167 t = 8.3ms reapplied
134 t = 10ms 100% VRRM
141 t = 8.3ms reapplied Sinusoidal half wave,
I2t Maximum I2t for fusing 12 7 t = 10ms No voltage Initial TJ = TJ max.
116 t = 8.3 ms reapplied
90 t = 10ms 100% VRRM
82 t = 8.3ms reapplied
I2√t Maximum I2√t for fusing 1270 A2√s 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
rf1Low level value of forward
slope resistance
rf2High level value of forward
slope resistance
VFM Max. forward voltage drop 1.10 V Ipk= 19A, TJ = 25°C, tp = 400µs rectangular wave
Parameter 6F(R) Units Conditions
5. 6 (I > π x I F(AV)), TJ = TJ max.
15.7 (16.7% x π x IF(AV) < I < π x IF(AV)), TJ = TJ max.
mΩ
0.86 (I > π x IF(AV)), TJ = TJ max.
0.63 (16.7% x π x IF(AV) < I < π x IF(AV)), TJ = TJ max.
V
A2s
A
Forward Conduction
(2) Available only for Avalanche version, all other parameters the same as 6F.
(1) Avalanche version only available from VRRM 400V to 1200V.
6F(R) Series
3
Bulletin I20206 rev. A 09/98
www.irf.com
180° 0.34 0.29 TJ = TJ max.
120° 0.44 0.48
90° 0.57 0.63
60° 0.85 0.88
30° 1.37 1.39
Conduction angle Sinusoidal conduction Rectangular conduction Units Conditions
K/W
∆RthJC Conduction
(The following table shows the increment of thermal resistence RthJC when devices operate at different conduction angles than DC)
Ordering Information Table
1234 5
Device Code A6FR120M
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 = V RRM (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)
6
Parameter 6F(R) Units Conditions
TJMax. junction operating temperature range -65 to 175
Tstg Max. storage temperature range -65 to 200
RthJC Max. thermal resistance, junction to case 2.5 DC operation
RthCS Max. thermal resistance, case Mounting surface, smooth, flat and
to heatsink greased
T Mounting torque, ± 10% 1.2 Nm Lubricated threads
(1.5) (Not lubricated threads)
wt Approximate weight 7 (0.25) g (oz)
Case style DO-203AA (DO-4) See Outline Table
°C
0.5 K/W
Thermal and Mechanical Specifications
6F(R) Series
4
Bulletin I20206 rev. A 09/98
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Outlines Table
Fig. 1 - Current Ratings Characteristics Fig. 2 - Current Ratings Characteristics
155
160
165
170
175
01234567
30°60° 90°120°
180°
Maximum Allowable Case Temperature (°C)
Conduction Angle
A verage Fo rwar d Cur r ent ( A)
6F(R) Series
R (DC) = 2.5 K/W
thJC
155
160
165
170
175
0246810
DC
30°60° 90°120°180°
Maximum Allowable Case Temperature (°C)
Conduction Period
Av erage Forward Current (A)
6F(R) Series
R (DC ) = 2 .5 K/W
thJC
Case Style DO-203AA (DO-4)
All dimensions in millimeters (inches)
6F(R) Series
5
Bulletin I20206 rev. A 09/98
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Fig. 3 - Forward Power Loss Characteristics
Fig. 4 - Forward Power Loss Characteristics
Fig. 5 - Maximum Non-Repetitive Surge Current Fig. 6 - Maximum Non-Repetitive Surge Current
0 255075100
Maximum Allowable Am bient Te m per atur e (°C)
15 K/W
R = 20 K/W - Delta R
thSA
30 K/W
40 K/W
50 K/W
0
1
2
3
4
5
6
0123456
A verage Forward Current ( A)
RMS Limit
Maximum Aver age Forward P ow er Lo s s (W)
Conduction Angle
180°
120°
90°
60°
30°
6F (R) S er ies
T = 1 75°C
J
0 255075100
M axim um Allow able Am bient Temp erature (°C)
20 K/W
30 K/W
40 K/W
50 K/W
R = 15 K/W - Delta R
10 K/W
thSA
0
1
2
3
4
5
6
7
8
0246810
DC
180°
120°
90°
60°
30°
A verage Forwar d Current (A )
RM S Limit
M ax imu m Avera ge Forw ar d Pow er Los s (W )
Co nd uc tio n P er iod
6F(R) Series
T = 175°C
J
40
50
60
70
80
90
100
110
120
130
140
150
1 10 100
P eak H alf Sine Wave Fo rward Current (A)
Number Of Equal Amplitude Half Cycle Current Pulses (N)
I nitia l T = 17 5°C
@ 60 Hz 0.0 083 s
@ 50 Hz 0.0 100 s
6 F (R) S er ie s
At Any R ated Load C ond ition And W ith
Rated V Applied Following Surge.
RRM J
30
40
50
60
70
80
90
100
110
120
130
140
150
160
0.01 0.1 1
Peak Half Sine W ave Forward Current (A)
Puls e T rain Dur ation (s )
6F(R) Series
Initial T = 175°C
No Voltage R eapplied
Rated V R eappl ie d
V ersus P ulse Train Dura tio n.
Maximum Non Repetitive Surge Current
RRM
J
6F(R) Series
6
Bulletin I20206 rev. A 09/98
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Fig. 7 - Forward Voltage Drop Characteristics Fig. 8 - Thermal Impedance ZthJC Characteristics
1
10
100
1000
00.511.522.5
T = 25°C
J
In stantaneous Fo rward Curr ent (A)
In stantaneous For ward V oltag e (V)
6F(R) Series
T = 175°C
J
0.1
1
10
0.001 0.01 0.1 1 10
S quare Wave P uls e Duratio n (s)
thJC
Transient Therma l Im pedance Z (K/W )
6F(R) Series
S teady Stat e Value
R = 2 .5 K/W
(D C O per ation)
thJC
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