ANSALDO
Ansaldo Trasporti s.p.a.
Unita' Semiconduttori
Via N. Lorenzi 8 - I 16152 GENOVA - ITALY
Tel. int. +39/(0)10 6556549 - (0)10 6556488
Fax Int. +39/(0)10 6442510
Tx 270318 ANSUSE I -
FAST RECOVERY DIODE
ARF526
Repetitive voltage up to
Mean forward current
Surge current
1600
V
1345
A
20
kA
TARGET SPECIFICATION
feb 97 - ISSUE : 02
Symbol
Characteristic
Conditions
Tj
[°C]
Value
Unit
BLOCKING
V
RRM
V
RSM
I
RRM
Repetitive peak reverse voltage
Non-repetitive peak reverse voltage
Repetitive peak reverse current
V=VRRM
125
125
125
1600
1700
50
V
V
mA
CONDUCTING
I
I
I
F (AV)
Mean forward current
Mean forward current
Surge forward current
I² t
Forward voltage
Threshold voltage
Forward slope resistance
180° sin ,50 Hz, Th=55°C, double side cooled
180° square,50 Hz,Th=55°C,double side cooled
Sine wave, 10 ms
reapplied reverse voltage up to 50% VRSM
125
1345
1350
20
2000 x1E3
A
A
kA
A²s
V
V
mohm
F (AV)
FSM
I² t
V
FM
V
F(TO)
r
F
Forward current =
2000 A
125
125
125
1.6
1.00
0.300
SWITCHING
t rr
Q rr
I rr
s
V
FR
Reverse recovery time
Reverse recovery charge
Peak reverse recovery current
Softness (s-factor), min
Peak forward recovery
di/dt=
100 A/µs
125
I F = 1000 A
di/dt=
VR =
100 A/µs
50 V
145
0.5
15
V
A
125
3.5
250
µs
µC
MOUNTING
R
th(j-h)
T
F
j
Thermal impedance
Operating junction temperature
Mounting force
Mass
Junction to heatsink, double side cooled
26
-30 / 125
18.0 / 20.0
500
°C/kW
°C
kN
g
ORDERING INFORMATION : ARF526 S 16
standard specification
VRRM/100
ARF526 FAST RECOVERY DIODE
TARGET SPECIFICATION
feb 97 - ISSUE : 02
ANSALDO
FORWARD CHARACTERISTIC
Tj = 125 °C
4500
4000
3500
Forward Current [A]
3000
2500
2000
1500
6
1000
500
0
0.6
1.1
1.6
2.1
2.6
Forward Voltage [V]
4
2
0
1
ITSM [kA]
20
18
16
14
12
10
8
SURGE CHARACTERISTIC
Tj = 125 °C
10
n° cycles
100
TRANSIENT THERMAL IMPEDANCE
DOUBLE SIDE COOLED
30.0
25.0
20.0
Zth j-h [°C/kW]
15.0
10.0
5.0
0.0
0.001
0.01
0.1
t[s]
1
10
100
Distributed by
All the characteristics given in this data sheet are guaranteed only with
clamping force, cleaned and lubricated heatsink, surfaces with flatness <
and roughness < 2 µm.
In the interest of product improvement ANSALDO reserves the right to
any data given in this data sheet at any time without previous notice.
If not stated otherwise the maximum value of ratings (simbols over
background) and characteristics is reported.
uniform
.03 mm
change
shaded
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