POSEICO ARF774 Fast recovery diode Datasheet

POSEICO SPA
Via Pillea 42-44, 16153 Genova - ITALY
Tel. + 39 010 8599400 - Fax + 39 010 8682006
Sales Office:
Tel. + 39 010 8599400 - [email protected]
ARF774
FAST RECOVERY DIODE
Repetitive voltage up to
Mean forward current
Surge current
4500 V
2327 A
26 kA
FINAL SPECIFICATION
June 17 - Issue: 5
Symbol
Characteristic
Tj
[°C]
Conditions
Value
Unit
BLOCKING
V
RRM
Repetitive peak reverse voltage
125
4500
V
V
RSM
Non-repetitive peak reverse voltage
125
4600
V
I
RRM
Repetitive peak reverse current
125
150
mA
V=VRRM
CONDUCTING
I
F (AV)
Mean forward current
180° sin, 50 Hz, Th=55°C, double side cooled
2327
A
I
F (AV)
Mean forward current
180°square, 50 Hz, Th=55°C, double side cooled
2340
A
I
FSM
Surge forward current
Sine wave, 10 ms
riappled reverse voltage up to 50% VRSM
125
26
kA
3
3380 x 10
I² t
I² t
V
FM
Forward voltage
V
F(TO)
r
F
Forward current =
2000 A
A²s
25
1,80
V
Threshold voltage
125
1,30
V
Forward slope resistance
125
0,250
mohm
SWITCHING
t rr
Reverse recovery time
Q rr
Reverse recovery charge
I rr
Peak reverse recovery current
s
Softness (s-factor), min
V FR
Peak forward recovery
IF= 1000A
di/dt= 60 A/µs
125
VR= 50V
8,6
µs
1500
µC
350
A
0,5
di/dt =
400 A/µs
150
31
V
MOUNTING
R
th(j-h)
Thermal impedance, DC
Junction to heatsink, double side cooled
R
th(c-h)
Thermal impedance
Case to heatsink, double side cooled
T
j
Operating junction temperature
F
11,0
°C/kW
2,0
°C/kW
-30 / 125
°C
Mounting force
46.0 / 54.0
kN
Mass
1700
ORDERING INFORMATION : ARF774 S 45
standard specification
VRRM/100
g
ARF774 FAST RECOVERY DIODE
FINAL SPECIFICATION
June 17 - Issue: 5
DISSIPATION CHARACTERISTICS
SQUARE WAVE (50Hz)
PF(AV) [W]
7000
DC
180°
6000
90°
120°
60°
5000
30°
4000
3000
2000
1000
0
0
500
1000
1500
2000
2500
3000
3500
IF(AV) [A]
SINE WAVE (50Hz)
PF(AV) [W]
7000
120°
6000
180°
90°
60°
30°
5000
4000
3000
2000
1000
0
0
500
1000
1500
IF(AV) [A]
2000
2500
3000
3500
ARF774 FAST RECOVERY DIODE
FINAL SPECIFICATION
June 17 - Issue: 5
FORWARD RECOVERY VOLTAGE
60
Tj = 125 °C
50
VFR [V]
40
Tj=25°C
30
IF
VFR
20
VF
10
0
0
200
400
600
800
1000
1200
di/dt [A/µs]
REVERSE RECOVERY CURRENT
Tj = 140 °C
REVERSE RECOVERY CHARGE
Tj = 140 °C
3000
1200
1000 A
1100
1000 A
2500
500 A
1000
2000
900
500 A
250A
1500
250 A
Irr [A]
Qrr [µC]
800
700
600
500
1000
400
500
300
200
0
100
0
100
200
300
di/dt [A/µs]
400
0
0
100
200
300
400
di/dt [A/µs]
ta = Irr / (di/dt)
tb = trr - ta
IF
d i/d t
ta
tb
Softness (s factor) s = tb / ta
Energy dissipation during recovery Er = Vr ·(Qrr - Irr ·ta / 2)
Irr
Vr
ARF774 FAST RECOVERY DIODE
FINAL SPECIFICATION
June 17 - Issue: 5
FORWARD CHARACTERISTIC
Tj = 125 °C
SURGE CHARACTERISTIC
Tj = 125 °C
8000
30
7000
25
20
5000
ITSM [kA]
Forward Current [A]
6000
4000
3000
15
10
2000
5
1000
0
0
0
1
2
3
4
1
Forward Voltage [V]
10
n° cycles
TRANSIENT THERMAL IMPEDANCE
DOUBLE SIDE COOLED
12
10
Zth j-h [°C/kW]
8
6
4
2
0
0,001
0,01
0,1
1
10
100
t[s]
Distributed by
All the characteristics given in this data sheet are guaranteed only with uniform clamping force,
cleaned and lubricated heatsink, surfaces with flatness < .03 mm and roughness < 2 µm.
In the interest of product improvement POSEICO SpA reserves the right to change any data
given in this data sheet at any time without previous notice.
If not stated otherwise the maximum value of ratings (simbols over shaded background) and
characteristics is reported.
100
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