SF57 Datasheet PDF - Rectron Semiconductor


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SF57
Rectron Semiconductor

Part Number SF57
Description GLASS PASSIVATED SUPER FAST RECTIFIER
Page 5 Pages

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GLASS PASSIVATED SUPER FAST RECTIFIER
VOLTAGE RANGE 50 to 600 Volts CURRENT 5.0 Ampere
SF51
THRU
SF57
FEATURES
* High reliability
* Low le ak ag e
* 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: 1.18 grams
DO-201AD
1.0 (25.4)
MIN.
.052 (1.3)
.048 (1.2) DIA.
.375 (9.5)
.335 (8.5)
.220 (5.6)
.197 (5.0) DIA.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
1.0 (25.4)
MIN.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS (@ TA=25 OC unless otherwise noted)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at TA = 55oC
Peak Forward Surge Current 8.3 ms single half sine-wa ve
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 3)
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range
SYMBOL
VRRM
VRMS
VDC
IO
IFSM
Rq JA
Rq JL
CJ
TJ, TSTG
SF51
50
35
50
ELECTRICAL CHARACTERISTICS(@TA=25 OC unless otherwise noted)
CHARACTERISTICS
Maximum Instantaneous Forward Voltage at 5.0A DC
Maximum DC Reverse Current
at Rated DC Blocking Voltage
@TA = 25oC
@TA = 100oC
Maximum Reverse Recovery Time (Note 1)
SYMBOL
VF
IR
trr
SF51
NOTES : 1. Test Conditions: IF = 0.5A, IR = -1.0A, IRR = -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)"
SF52
100
70
100
SF53
150
105
150
SF54
200
140
200
5.0
SF55
300
210
300
150
20
5.0
50
-55 to + 150
SF56
400
280
400
30
SF52
SF53
0.95
SF54
5.0
100
35
SF55
SF56
1.25
SF57
600
420
600
SF57
1.50
50
UNITS
Volts
Volts
Volts
Amps
Amps
0C/W
pF
0C
UNITS
Volts
mAmps
nSec
2006-11
http://www.Datasheet4U.com



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RATING AND CHARACTERISTICS CURVES ( SF51 THRU SF57 )
50 W
NONINDUCTIVE
10 W
NONINDUCTIVE
+0.5A
trr
(+)
25 Vdc
(approx)
(-)
D.U.T
1
NON-
INDUCTIVE
(-)
PULSE
GENERATOR
(NOTE 2)
0
-0.25A
OSCILLOSCOPE
(NOTE 1)
(+)
NOTES: 1 Rise Time = 7ns max. Input Impedance =
1 megohm. 22pF.
2. Rise Time = 10ns max. Source Impedance =
50 ohms.
-1.0A
1cm
SET TIME BASE FOR 50/100 ns/cm
FIG.1 TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
5 100
4
3
2
1
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0
0 25 50
75
100 125 150 175
AMBIENT TEMPERATURE, (OC)
FIG.2 TYPICAL FORWARD CURRENT
DERATING CURVE
TA = 100 OC
10
TA = 75 OC
1.0
0.1 TA = 25 OC
0.01
0 20
40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG.3 TYPICAL REVERSE
CHARACTERISTICS



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RATING AND CHARACTERISTICS CURVES ( SF51 THRU SF57 )
20
10 TJ = 25 OC
3.0
SF57
1.0
0.3 SF55~SF56
0.1 SF51~SF54
0.03 Pulse Width=300uS
1% Duty Cycle
0.01 0
0.5 1.0 1.5 2.0 2.5 3.0 3.5
INSTANTANEOUS FORWARD VOLTAGE, (V)
FIG.4 TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
200
8.3ms Single Half Sine-Wave
(JEDED Method)
100
50
30
20
10 1
5 10
50 100
NUMBER OF CYCLES AT 60Hz
FIG.5 MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
200
100
TJ = 25 OC
SF51~SF54
60
40
20
SF55~SF57
10
6
4
2
1
0.1 0.2 0.4
1.0 2 4
10 20 40 100
REVERSE VOLTAGE, (V)
FIG.6 TYPICAL JUNCTION CAPACITANCE



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DISCLAIMER NOTICE
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.




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