FSF44G ........ FSF48G
4.0 Amp. Glass Passivated Ultrafast Recovery Rectifier
Voltage
200V to 600V
Current
4.0 A
R
DO-201AD (DO-27)
FEATURES
Ultrafast recovery time for high efficiency
Low power losses
Low forward voltage drop
High forward surge current capability
Solder dip 260ºC, 10s
AEC-Q101 qualified
Component in accordance to RoHS 2011/65/EU
and WEEE 2002/96/EC
Meets MSL level 1, per J-STD-020, LF maximum
peak of 260º C
MECHANICAL DATA
Case
:
DO-201AD (DO-27). Epoxy meets UL 94V-0
flammability rating.
Polarity
:
Color band denotes cathode end.
Terminals
:
Matte tin plated leads, solderable per
MIL-STD-750 Method 2026, J-STD-002 and JESD22-B102.
Consumer grade, meets JESD 201 class 1A whisker test.
TYPICAL APPLICATIONS
Used in high frequency rectifier of switching mode power
supplies, inverters, freewheeling diodes, dc-to-dc converters,
and other power switching application.
Maximun Ratings and Electrical Characteristics at 25°C
Marking Code
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
T
rr
C
j
T
j
T
stg
Maximum Recurrent Peak Reverse Voltage (V)
Maximum RMS Voltage (V)
Maximum DC Blocking Voltage (V)
Maximum Average Forward Rectified Current
9.5mm Lead Length @ T
A
= 55 °C
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated Load
(JEDEC Method)
FSF44G
200
140
200
FSF46G
400
280
400
4.0 A
FSF48G
600
420
600
125 A
35 ns
100 pF
80 pF
-65 to +150 °C
-65 to +150 °C
Maximum Reverse Recovery Time from
I
F
= 0.5A; I
R
= 1A; I
RR
= 0.25A
Typical Junction Capacitance at 1 MHz
and reverse voltage of 4V
DC
Operating Temperature Range
Storage Temperature Range
Electrical Characteristics at Tamb = 25 °C
V
F
I
R
R
th (j-a)
Maximum Instantaneous Forward Voltage @ 4.0 A
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Thermal Resistance
(NOTE)
1.0 V
1.3 V
5 µA
500 µA
25 °C/W
1.7 V
@ T
A
= 25 °C
@ T
A
=100 °C
NOTE: Mount on Cu-Pad size 16mm x 16mm on P. C. B.
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Document Name: fsf4g
Revision: 1
Version: Jun-16
Page Number: 1/4
FSF44G ........ FSF48G
4.0 Amp. Glass Passivated Ultrafast Recovery Rectifier
Ordering information
PREFERRED P/N
FSF46G AMP
FSF46G TR
PACKAGE CODE
AMP
TR
DELIVERY MODE
AMMO BOX
13" diameter tape and reel
BASE QUANTITY
500
1,250
UNIT WEIGHT (g)
1.200
1.200
Package Outline Dimensions: (mm)
DO-201AD (DO-27)
ø1.27
±0.05
9.1
±0.3
62.5
±0.5
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Document Name: fsf4g
Revision: 1
ø5.2
±0.1
Version: Jun-16
Page Number: 2/4
FSF44G ........ FSF48G
4.0 Amp. Glass Passivated Ultrafast Recovery Rectifier
Ratings and Characteristics
(Ta 25 ºC unless otherwise noted)
TYPICAL FORWARD CHARACTERISTICS
I
F
, instantaneous forward current (A)
T
j
= 25 °C
Pulse Width = 300 µs
1% Duty Cycle
MAXIMUM AVERAGE FORWARD CURRENT
DERATING
I
F(AV)
, average forward current (A)
6
5
4
3
2
1
0
Single Phase Half Wave 60Hz
Resistive or Inductive Load
9.5mm Lead Length
100
10
F
4
SF
4G
F4
6G
FS
8G
F4
1
FS
0.1
0.01
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0
25
50
75
100
125
150
175
V
F
, forward voltage (V)
MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
I
FSM
, peak forward surge current (A)
175
150
125
100
75
50
25
0
1
2
5
10
20
50
100
8.3ms Single Half Sine Wawe
JEDEC Method
Tamb, ambient temperature (°C)
TYPICAL JUNCTION CAPACITANCE
180
C
j
, junction capacitance (pF)
160
140
120
100
80
60
40
0.1
0.5 1
5 10
50 100
1000
T
j
= 25 °C
FSF44G
FSF46G
-FSF48G
Number of cycles at 60 Hz
V
R
, reverse voltage (V)
TYPICAL REVERSE CHARACTERISTICS
I
R
, Instantaneous reverse current (nA)
1000
T
j
= 100 °C
REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50W
NON INDUCTIVE
10W
NON INDUCTIVE
+0.5A
trr
100
10
1
0.1
0.01
T
j
= 25 °C
(+)
50vDC
(APPROX)
(-)
DUT
(-)
PULSE
GENERATOR
(NOTE 2)
(+)
0
-0.25A
1W
NON
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
-1.0A
NOTES: 1. Rise Time = 7ns max. Input Impedance =
1 megohm 22 pf
2. Rise Time = 10 ns max. Sourse Impedance =
50 ohms
1cm
SET TIME BASE FOR
5/ 10ns/ cm
0
20
40
60
80
100
120
140
Percent of rated peak reverse voltage (%)
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Document Name: fsf4g
Revision: 1
Version: Jun-16
Page Number: 3/4
FSF44G ........ FSF48G
4.0 Amp. Glass Passivated Ultrafast Recovery Rectifier
Revision History
Date
Jun-2008
Jun-2016
Revision
0
1
Original Data Sheet
Format update
Description of Changes
Disclaimer
All product, product specifications and data are subject to change without notice to improve reliability,
function or design or otherwise.
Fagor Electrónica, S.Coop., its affiliates, agents, and employees, and all persons acting on its or their
behalf (collectively, "Fagor"), disclaim any and all liability for any errors, inaccuracies or incompleteness contained
in any datasheet or in any other disclosure relating to any product.
Fagor makes no warranty, representation or guarantee regarding the suitability of the products for any particular
purpose or the continuing production of any product. To the maximum extent permitted by applicable law,
Fagor disclaims (i) any and all liability arising out of the application or use of any product, (ii) any and all
liability, including without limitation special, consequential or incidental damages, and (iii) any and all implied
warranties, including warranties of fitness for particular purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Fagor's knowledge
of typical requirements that are often placed on Fagor products in generic applications. Such statements are not
binding statements about the suitability of products for a particular application. It is the customer's responsibility
to validate that a particular product with the properties described in the product specification is suitable for use in a
particular application. Parameters provided in datasheets and/or specifications may vary in different applications
and performance may vary over time. All operating parameters, including typical parameters, must be validated
for each customer application by the customer's technical experts. Product specifications do not expand or
otherwise modify Fagor's terms and conditions of purchase, including but nos limited to the warranty expressed
therein.
Except as expressly indicated in writing. Fagor products are not designed for use in medical, life-saving, or
life-sustaining applications or for any other application in which the failure of the Fagor product could result in
personal injury or death. Customers using or selling Fagor products not expressly indicated for use in such
applications do so at their own risk and agree to fully indemnify and hold Fagor and its distributors harmless from
and against any and all claims, liabilities, expenses and damages arising or resulting in connection with such use
or sale, including attomeys fees, even if such claim alleges that Fagor or its distributor was negligent regarding
the design or manufacture of the part. Please contact authorized Fagor personnel to obtain written terms and
conditions regarding products designed for such applications.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Fagor, Product names and markings noted herein may be trademarks of their
respective owners.
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Document Name: fsf4g
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