Features
Short reverse recovery time
Low stored charge
Wide current range
Excellent surge capabilities
Standard JEDEC types
Stud cathode and stud anode versions
Fully characterised reverse recovery conditions
IF(AV) @ TC = 100°C 6 * 12 * 6 12 16 A
IF(RMS) 9.5 19 9.5 19 25 A
IFSM @
50Hz 72 145 110 145 180 A
@ 60Hz 75 * 150 * 115 150 190 A
I2t@
50Hz 26 103 60 103 160 A2s
@ 60Hz 23 94 55 94 150 A2s
I2√t 363 856 1452 1452 2290 I2√s
VRRM range 50 to 400 * 50 to 1000 V
trr range see table ns
TJrange - 65 to 150 °C
Major Ratings and Characteristics
1N3879- 1N3889-
1N3883 1N3893
Parameters 6FL 12FL 16FL Units
* JEDEC registred values.
1
FAST RECOVERY DIODES Stud Version
1N3879(R), 1N3889(R)
6/ 12/ 16FL(R) SERIES
www.irf.com
Bulletin PD-2.030 revG 01/05
Description
This range of fast recovery diodes is
designed for applications in DC power
supplies, inverters, converters, choppers,
ultrasonic systems and for use as a free
wheeling diode.
case style
DO-203AA (DO-4)
1N3879(R), 1N3889(R), 6/ 12/ 16FL(R) Series
2222222222222
12
2
Voltage VRRM max. repetitive VRSM , maximum non- IRRM max. IRRM max. IRRM max.
Type number Code peak and off-state voltage repetitive peak voltage TJ = 25°C TJ = 100°C TJ = 150°C
V V µA mA mA
1N3879. 50 75
1N3880. 100 150
1N3881. - 200 250 15 * 1.0 * 3.0 *
1N3882. 300 350
1N3883. 400 450
1N3889. - 50 75
1N3890. - 100 150
1N3891. - 200 250 25 * 3.0 * 5.0 *
1N3892. - 300 350
1N3893. - 400 450
550 75
10 100 150
6FL.. 20 200 275
12FL.. 40 400 500 50 - 6.0
16FL.. 60 600 725
80 800 950
100 1000 1250
ELECTRICAL SPECIFICATIONS
Voltage Ratings
IF(AV) Max. average forward current 180° conduction, half sine wave.
@ TC = 100°C DC
IF(RMS) Max. RMS current 9.5 9.5 19 25 A
IFSM Max. peak, one-cycle 85 130 170 215 t = 10ms No voltage
non-repetitive forward current 90 135 180 225 t = 8.3ms reapplied
72 110 145 180 t = 10ms 100% VRRM
75 * 115 150 * 190 t = 8.3ms reapplied Sinusoidal half wave
I2t Maximum I2t for fusing 36 86 145 230 t = 10ms No voltage Initial TJ = 150°C
33 78 130 210 t = 8.3ms reapplied
26 60 103 160 t = 10ms 100% VRRM
23 55 94 150 t = 8.3ms reapplied
I2√t Maximum I2√t for fusing 363 856 1452 2290 A2√s t = 0.1 to 10ms, no voltage reapplied
VFM Max. forward voltage 1.4 * 1.4 1.4 * 1.4 TJ = 25°C, IF = rated IF(AV) (D.C.)
1.5 * 1.5 1.5 * 1.5 TC = 100°C, IFM = π x rated IF(AV)
Forward Conduction
1N3879. 1N3889.
Parameter 1N3883. 6FL.. 1N3893. 16FL.. Units Conditions
12FL..
6* 6 12 * 16 A
A
A2s
V
* JEDEC registered value
1N3879(R), 1N3889(R), 6/ 12/ 16FL(R) Series
23
3
Recovery Characteristics
1N3879. 1N3889. 6FL..
Parameter 1N3883. 1N3893. 12FL.. Units Conditions
16FL..
S02 S05
trr Max. reverse recovery time 150 150 ... ... TJ = 25°C, IF = 1A to VR
= 30V, dIF/dt = 100A/µs
300 * 300 * 200 500 TJ = 25°C, dIF/dt = 25A/µs, IFM = p x rated IF(AV)
QRR Max. reverse 400 350 ... ... TJ = 25°C, IF = 1A to VR
= 30V, dIF/dt = 100A/µs
recovered charge 400 400 ... ... TJ = 25°C, dIF/dt = 25A/µs, IFM = p x rated IF(AV)
IRM(REC) Max. peak recovery current 4 * 5 * ... --- IFM = p x rated IF(AV)
ns
nC
* JEDEC registered value
1N3879. 1N3889.
Parameter 1N3883. 1N3893. Units Conditions
6FL.. 12FL.. 16FL..
TJMax. junction operating
temperature range
Tstg Max. storage temperature
range
RthJC Max. thermal resistance,
junction to case
RthCS Max. thermal resistance,
case to heatsink
T Allowable mounting torque 1.5 +0-10%
Nm Not lubricated threads
13 lbf.in
1.2
+0-10% Nm Lubricated threads
10 lbf.in
wt Approximate weight 7 (0.25) g (oz)
Case style DO-203AA(DO-4) JEDEC
-65 to 150
-65 to 175
°C
Thermal and Mechanical Specification
2.5 2.0 1.6 DC operation
0.5 Mounting surface, smooth, flat and greased
C/W
180° 0.58 0.46 0.37 0.33 0.26 0.21
120° 0.60 0.48 0.39 0.58 0.46 0.37
60° 1.28 1.02 0.82 1.28 1.02 0.82
30° 2.20 1.76 1.41 2.20 1.76 1.41
Conduction angle Sinusoidal conduction Rectangular conduction Units Conditions
K/W
1N3879. 1N3889. 1N3879. 1N3889.
1N3883. 1N3893. 1N3883. 1N3893.
6FL.. 12FL.. 16FL.. 6FL.. 12FL.. 16FL..
TJ = 150°C
∆RthJC Conduction
(The following table shows the increment of thermal resistence RthJC when devices operate at different conduction angles than DC)
1N3879(R), 1N3889(R), 6/ 12/ 16FL(R) Series
2222222222222
12
4
Outline Table
Conforms to JEDEC DO-203AA (DO-4)
All dimensions in millimeters
51234
A 16 F L R 60 M S02
7
68
Device Code
Ordering Information Table
1- Omit = Standard or Fast Recovery Diode
A = Avalanche Diode
2- Current Code I(AVG) = Exact Current Rating
3-F = Diode
4-Omit = Standard Recovery Diode
L = Only for Fast Diode
5-Omit = Stud Forward Polarity
R= Stud Reverse Polarity
6- Voltage code: Code x 10 = VRRM (see Voltage Ratings table)
7- Outlines:
Omit = Stud Base UNF Thread
M= Stud Base Metric Thread
8-7trr code only for Fast Diode (see Recovery Characteristics table)
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