GLASS PASSIVATED SUPER FAST RECTIFIER
VOLTAGE RANGE 50 to 600 Volts CURRENT 2.0 Amperes
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
resistive or inductive load.
SF21
THRU
SF27
MAXIMUM RATINGS
(@ T
A
=25
OC unless otherwise noted)
ELECTRICAL CHARACTERISTICS
(@T
A
=25
OC unless otherwise noted)
Dimensions in inches and (millimeters)
FEATURES
* High reliability
* Low leakage
* Low forward voltage
* High current capability
* Super fast switching speed
* High surge capability
* Good for switching mode circuit
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: Device has UL flammability classification 94V-O
* Lead: MIL-STD-202E method 208C guaranteed
* Mounting position: Any
* Weight: 0.35 g ram
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at T
A
= 55
o
C
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 3)
Current Squarad Time
Typical Junction Capacitance (Note 2)
SYMBOL
V
RRM
V
DC
I
FSM
I
2
t
C
J
T
J
, T
STG
V
RMS
UNITS
Volts
Volts
Amps
2.0
75
23.3
15
40
50
Amps
A2/Sec
0
C/W
0
C
Operating and Storage Temperature Range
R
θJL
R
θJA
I
O
-55 to + 150
pF
Volts
30
100 300150
SF21 SF23 SF25SF22 SF24
200 400
SF26
50
100 300150 200 40050
70 210105 140 28035
600
SF27
600
420
NOTES : 1. Test Conditions: I
F
= 0.5A, I
R
= -1.0A, I
RR
= -0.25A
2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
3. Typical Thermal Resistance : At 9.5mm lead lengths,PCB mounted.
4. "Fully ROHS complaint", "100% Sn plating (Pb-free)"
2009-09
REV:A
CHARACTERISTICS
at Rated DC Blocking Voltage
Maximum Reverse Recovery Time (Note 1)
V
F
SYMBOL
I
R
nSec
uAmps
Maximum DC Reverse Current
Maximum Instantaneous Forward Voltage at 2.0A DC Volts
5.0
35
@T
A
= 100
o
C
@T
A
= 25
o
C
trr
0.95 1.25
100
50
UNITS
SF21 SF23 SF25
SF22 SF24 SF26 SF27
1.50
DO-15
1.0 (25.4)
MIN.
.230 (5.8)
.300 (7.6)
1.0 (25.4)
MIN.
.140 (3.6)
.104 (2.6) DIA.
.034 (0.9)
.028 (0.7) DIA.
AMBIENT TEMPERATURE, (
O
C)
(,TNERRUCESREVERSUOENATNATSNI M)A
25
2.5
00
2
1.5
1
0.5
7550 175100 125 150
RATING AND CHARACTERISTICS CURVES (SF21 THRU SF27 )
FIG.2 TYPICAL FORWARD CURRENT
DERA
T
TING CURVE
FIG.1 TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
)A(,TNERRUCDRAWROFEGAREVA
0
1.0
0.1
100
1000
10
6020 40 80 100 120 140
FIG.3 TYPICAL REVERSE
CHARACTERISTICS
trr
+0.5A
50
NONINDUCTIVE
10
NONINDUCTIVE
0
-0.25A
-1.0A
1cm
SET TIME BASE FOR 10/1 ns/cm
NOTES:
1 Rise Time = 7ns max. Input Impedance =
1 megohm. 22pF.
2. Rise Time = 10ns max. Source Impedance =
50 ohms.
D.U.T
25 Vdc
(approx)
(-)
(-)
(+)
(+)
1
NON-
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
PULSE
GENERATOR
(NOTE 2)
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
T
A
=25
O
C
T
A
= 100
O
C
NUMBER OF CYCLES AT 60Hz
PEAK FORWARD SURGE CURRENT, (A)
INSTANTANEOUS FORWARD VOLTAGE, (V)
1
10
30
20
50
100
200
INSTANTANEOUS FORWARD CURRENT, (A)
1.0
0.3
0.1
0.03
0.01
3.0
10
20
105 50 100
2.52.01.51.00.50 3.0 3.5
RATING AND CHARACTERISTICS CURVES ( SF21 THRU SF27 )
FIG.4 TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS FIG.5 MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
REVERSE VOLTAGE, (V)
JUNCTION CAPACITANCE, (pF)
4
6
40
20
10
60
200
100
0.20.1
2
10.4 21.0 4 10 20 40 100
FIG.6 TYPICAL JUNCTION CAPACITANCE
8.3ms Single Half Sine-Wave
(JEDED Method)
Pulse Width=300uS
1% Duty Cycle
T
J
= 25
O
C
TJ = 25
O
C
SF21~SF24
SF25~SF26
SF27
SF25~SF27
SF21~SF24
RECTRON
Attachment information about SF2X
1. Internal Circuit
Cathode
2. Marking on the body
Anode
V X X
S F 2 X
Cathode Band
Plant - code
Rectron Logo
Year – code
(Y: Last digit of year &
A:2010,B:2011……)
Month – code
(M:1~9,O,N,D)
Part No.
Voltage-code
1-------50V 5------300V
2-------100V 6-------400V
3-------150V 7-------600V
4-------200V
RECTRON
Attachment information about SF2X
4. Items marked on the reel box and carton
4.1 On the reel (for –T)
CUSTOMER
TYPE
QUANTITY
LOT NO.
Q.A.
REMARK
4.2 On the box (for –E & -F)
TYPE
QUANTITY
LOT NO.
Q.A.
4.3 On the carton
CUSTOMER
TYPE
QUANTITY
LOT NO.
REMARK
PACKAGING OF DIODE AND BRIDGE RECTIFIERS
AMMO PACK
PACKAGE PACKING
CODE
REEL
( EA )
COMPONENT
SPACE(mm) (mm) (mm)
TAPE SPACE BOX SIZE CARTON
SIZE(mm)
CARTON
( EA )
GROSS
WEIGHT (Kg)
DO-15 -F 1,500 5.0 52 255*73*100 400*268*225 15,000 8.8
BULK PACK
PACKAGE
DO-15
EA PER BOX INNER BOX SIZE
(mm) CARTON SIZE
(mm) EA PER CARTON GROSS
WEIGHT(Kg)
500 194*84*21 415*220*255 25,000 12.74
PACKING CODE
-B
REEL PACK
PACKAGE GROSS
WEIGHT(Kg)
EA PER
REEL
COMPONENT
SPACE TAPE SPACE
(mm)
CARTON SIZE
(mm) (mm)
EA PER
CARTON
REEL DIA
DO-15 4,000 5.0 52 330 355*350*335 16,000 10.05
-T
PACKING
CODE (mm)
EA PER
BOX
4,000
INNER
Rectron Inc reserves the right to make changes without notice to any product
specification herein, to make corrections, modifications, enhancements or other
changes. Rectron Inc or anyone on its behalf assumes no responsibility or liabi-
lity for any errors or inaccuracies. Data sheet specifications and its information
contained are intended to provide a product description only. "Typical" paramet-
ers which may be included on RECTRON data sheets and/ or specifications ca-
n and do vary in different applications and actual performance may vary over ti-
me. Rectron Inc does not assume any liability arising out of the application or
use of any product or circuit.
Rectron products are not designed, intended or authorized for use in medical,
life-saving implant or other applications intended for life-sustaining or other rela-
ted applications where a failure or malfunction of component or circuitry may di-
rectly or indirectly cause injury or threaten a life without expressed written appr-
oval of Rectron Inc. Customers using or selling Rectron components for use in
such applications do so at their own risk and shall agree to fully indemnify Rect-
ron Inc and its subsidiaries harmless against all claims, damages and expendit-
ures.
DISCLAIMER NOTICE
