FFA40UP20DN Ultrafast Recovery Power Rectifier
February 2006
FFA40UP20DN
Ultrafast Recovery Power Rectifier
Features
• Ultrafast with Soft Recovery : < 45ns (@I
F
= 20A)
• High Reverse Voltage : V
RRM
= 200V
• Avalanche Energy Rated
• Planar Construction
Applications
• Output Rectifiers
• Switching Mode Power Supply
• Free-wheeling diode for motor application
• Power switching circuits
1
1
2
3
TO-3PN
1. Anode 2. Cathode 3. Anode
1.Anode 2.Cathode 3.Anode
Absolute Maximum Ratings
Symbol
V
RRM
V
RWM
V
R
I
F(AV)
I
FSM
T
J,
T
STG
(per diode) T
C
= 25°C unless otherwise noted
Parameter
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Average Rectified Forward Current
Non-repetitive Peak Surge Current
60Hz Single Half-Sine Wave
Operating Junction and Storage Temperature
@ T
C
= 120°C
Value
200
200
200
20
200
- 65 to +150
Units
V
V
V
A
A
°C
Thermal Characteristics
Symbol
R
θJC
Parameter
Maximum Thermal Resistance, Junction to Case
Max
1.9
Units
°C/W
Package Marking and Ordering Information
Device Marking
F40UP20DN
Device
FFA40UP20DNTU
Package
TO-3PN
Reel Size
-
Tape Width
-
Quantity
30
©2005 Fairchild Semiconductor Corporation
1
www.fairchildsemi.com
FFA40UP20DN Rev. A
FFA40UP20DN Ultrafast Recovery Power Rectifier
Typical Performance Characteristics
Figure 1. Typical Forward Voltage Drop
100
Figure 2. Typical Reverse Current
10
FORWARD CURRENT, I
F
[A]
REVERSE CURRENT, I
R
[A]
T
C
= 75 C
10
o
1
T
C
= 125 C
o
o
T
C
= 125 C
o
o
T
C
= 100 C
0.1
T
C
= 25 C
1
T
C
= 75 C
0.01
o
T
C
= 25 C
o
0.1
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1E-3
0
50
100
150
200
FORWARD VOLTAGE, V
F
[V]
REVERSE VOLTAGE, V
R
[V]
Figure 3. Typical Junction Capacitance
400
350
300
250
200
150
100
50
0
0.1
Figure 4. Typical Reverse Recovery Time
52
REVERSE RECOVERY TIME, trr [ns]
JUNCTION CAPACITANCE, C
J
[pF]
f = 1MHz
48
44
40
36
32
28
24
20
100
I
F
= 20A
T
C
= 125 C
o
T
C
= 75 C
o
T
C
= 25 C
o
1
10
100
200
300
400
500
REVERSE VOLTAGE, V
R
[V]
di/dt [A/
µ
s]
Figure 5. Typical Reverse Recovery Current
REVERSE RECOVERY CURRENT, Irr [A]
12
Figure 6. Forward Current Deration Curve
AVERAGE FORWARD CURRENT, I
F(AV)
[A]
30
I
F
= 20A
10
25
8
20
T
C
= 125 C
6
o
DC
15
T
C
= 75 C
4
o
10
2
T
C
= 25 C
o
5
0
100
200
300
400
500
0
100
110
120
130
o
140
150
di/dt [A/
µ
s]
CASE TEMPERATURE, T
C
[ C]
FFA40UP20DN Rev. A
3
www.fairchildsemi.com
FFA40UP20DN Ultrafast Recovery Power Rectifier
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DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY
PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY
ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT
CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR
SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION.
As used herein:
1. Life support devices or systems are devices or systems which,
(a) are intended for surgical implant into the body, or (b) support
or sustain life, or (c) whose failure to perform when properly used
in accordance with instructions for use provided in the labeling,
can be reasonably expected to result in significant injury to the
user.
2. A critical component is any component of a life support device
or system whose failure to perform can be reasonably expected
to cause the failure of the life support device or system, or to
affect its safety or effectiveness.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification
Advance Information
Product Status
Formative or In
Design
First Production
Definition
This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
This datasheet contains preliminary data, and
supplementary data will be published at a later date.
Fairchild Semiconductor reserves the right to make
changes at any time without notice in order to improve
design.
This datasheet contains final specifications. Fairchild
Semiconductor reserves the right to make changes at
any time without notice in order to improve design.
This datasheet contains specifications on a product
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.
Preliminary
No Identification Needed
Full Production
Obsolete
Not In Production
Rev. I18
5
FFA40UP20DN Rev. A
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