Fairchild Semiconductor FFL25U120DN Datasheet
FFL25U120DN
Features
• High v ol tage and high r el ia bi lity
• High speed switching
• Low forward voltage
Applications
• General purpose
• Switc hing mod e power supp ly
• Free-wheeling diod e for motor application
• Power switching circuits
1 2 3
ULTRA FAST RECOVERY POWER RECTIFIER
TO-264
FFL25U120DN
1. Anode 2.Cathode 3. Anode
Absolute Maximum Ratings
Symbol Parameter Value Units
V
RRM
I
F(AV)
I
FSM
T
J, TSTG
Peak Repetit iv e Rever se Volt age 1200 V
Average Rectified Forward Current @ TC = 100°C25 A
Non-repetitive Peak Surge Current
60Hz Single Half-Sin e Wave
Operating Junction and Storage Temperature - 65 to +150 °C
(per diode) TC=25°°°°C unless otherwise noted
150 A
Thermal Characteristics
Symbol Parameter Value Units
R
θJC
Electrical C haract eri stics
Symbol Parameter Min. Typ. Max. Units
V
FM
*
I
RM
*
t
rr
I
rr
Q
rr
W
AVL
* Pulse Test: Pulse Width=300µs, Duty Cycle=2%
Maxi mum Thermal Resi stance, Junc t ion to C ase 0.72 °C/W
(per diode) TC=25 °°°°C unless otherwise not ed
Maximum Instantaneous Forward Voltage
I
I
Maximum Instantaneous Reverse Current
Maximum Reverse Recovery Time
Maximum Reverse Recovery Current
Maximum Reverse Recovery Charge
(I
=25A, di/dt = 200A/µs)
F
Avalanche Energy 1.0 - - mJ
= 25A
F
= 25A
F
@ rated V
= 25 °C
T
C
T
= 100 °C
C
TC = 25 °C
R
T
= 100 °C
C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3.5
3.2
25
1.5
120
11
550
V
µA
mA
ns
A
nC
©2000 Fai r ch i ld Semiconductor Inter national
Rev. F, September 2000
Typical C h aracteristic s
FFL25U120DN
100
TC = 100oC
[A]
F
10
1
TC = 25oC
Forward Current , I
0.1
0123456
Forward Voltage , VF [V]
Figure 1. Typical Forward Voltage Drop
vs. Forward Current
500
Typical Capacitan ce
400
300
200
at 0V = 455 pF
1000
TC = 100oC
TC = 25oC
0 200 400 600 800 1000 1200
A]
µ
[
Reverse Current , I
R
0.001
100
10
1
0.1
0.01
Reverse Voltag e , VR [V]
Figure 2. Typical Reverse Current
vs. Revers e Voltag e
140
[ns]
rr
120
100
TC = 100oC
VR = 200V
IF = 25A
Capacit anc e , Cj [ pF]
100
0.1 1 10 100
Reverse Voltage , VR [V]
Figure 3. Typical Junction Capacitance
25
VR = 200V
[A]
rr
20
15
10
5
Reverse Recovery Current , I
0
100 500
TC = 100oC
IF = 25A
TC = 25oC
di/dt [A/µs]
Figure 5. Typical Reverse Recovery Current
vs. di/dt
80
Reverse Recovery Time , t
60
100 500
TC = 25oC
di/dt [A/µs]
Figure 4. Typical Reverse Recovery Time
vs. di/dt
40
[A]
35
F(AV)
30
25
20
15
10
5
Averag e Forwa rd Cur rent , I
0
60 80 100 120 140 160
DC
Case Temperature , TC [oC]
Figure 6. Forward Current Derati ng Curve
©2000 Fai r ch i ld Semiconductor Inter national Rev. F, September 2000
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