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CHENMKO ENTERPRISE CO.,LTD
SURFACE MOUNT GLASS PASSIVATED
FAST RECOVERY SILICON RECTIFIER VOLTAGE RANGE 50 - 1000 Volts CURRENT 2.0 Amperes
FEATURES
Low leakage current Ideal for surface mounted applications Metallurgically bonded construction Fast recovery times for high efficiency Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * Glass passivated junction * High temperature soldering guaranteed : 260oC/10 seconds at terminals
0.110(2.80) 0.094(2.40)
(1)
FSM21PT THRU FSM27PT
* * * * *
SMA
0.065(1.65) 0.049(1.25) 0.181(4.60) 0.165(4.20) 0.012(0.310) 0.006(0.150)
(2)
MECHANICAL DATA
Case: JEDEC SMA molded plastic Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Indicated by cathode band Weight: 0.002 ounces, 0.064 gram
0.090(2.30) 0.075(1.90) 0.060(1.52) 0.030(0.76) 0.008 (0.203)(max) 0.212(5.40) 0.189(4.80)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60 HZ, resistive or inductive load. For capacitive load, derate current by 20%.
Dimensions in inches and (millimeters)
SMA
UNITS Volts Volts Volts Amps
MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current TL = 90 C Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) IFSM 60 Amps
o
SYMBOL VRRM VRMS VDC IO
FSM21PT FSM22PT FSM23PT FSM24PT FSM25PT FSM26PT FSM27PT
50 35 50
100 70 100
200 140 200
400 280 400 2.0
600 420 600
800 560 800
1000 700 1000
Typical Junction Capacitance (Note 1) Operating and Storage Temperature Range
CJ TJ, TSTG
40 -65 to +150
pF
o
C
ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 2.0 A DC Maximum DC Reverse Current at Rated DC Blocking Voltage at TA = 25oC Maximum Full Load Reverse Current Average, Full Cycle at TA = 55oC Maximum Reverse Recovery Time (Note 2) NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 4.0 volts 2. Test Conditions : IF = 0.5 A, IR = -1.0 A, IRR = -0.25 A SYMBOL VF
FSM21PT FSM22PT FSM23PT FSM24PT FSM25PT FSM26PT FSM27PT
UNITS Volts uAmps uAmps
1.3 5.0
IR 100 trr 150 250 500 nSec 2002-5
RATING CHARACTERISTIC CURVES ( FSM21PT THRU FSM27PT )
FIG. 1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50 NONINDUCTIVE 10 NONINDUCTIVE trr +0.5A (-) 0 PULSE GENERATOR (NOTE 2) 1 NONINDUCTIVE OSCILLOSCOPE (NOTE 1) (+) -1.0A NOTES: 1. Rise Time = 7 ns max. Input Impedance = 1 megohm. 22 pF. 2. Rise Time = 10 ns max. Source Impedlance= 50 ohms. 1cm SET TIME BASE FOR 50/100 nS/cm -0.25A
AVERAGE FORWARD CURRENT, ( A )
FIG. 2 - TYPICAL FORWARD CURRENT DERATING CURVE
3.0 2.5 2.0 1.5 1.0 0.5 0 0
(+) 25 Vdc (approx) (-)
D.U.T
Single Phase Half Wave 60Hz Resistive or Inductive Load
25 50 75 100 125 150 175
LEAD TEMPERATURE ( OC )
FIG. 3 - TYPICAL REVERSE CHARACTERISTICS 100 INSTANTANEOUS FORWARD CURRENT, ( A ) INSTANTANEOUS REVERSE CURRENT, (uA) 10
FIG. 4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
Pulse Width = 300uS 1% Duty Cycle
10 4.0
TJ =100oC
1.0
1.0 .4
0.1
.1 .04
TJ =25oC
TJ =25oC
.01
.01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % )
0 0 .2 .4 .6 .8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, ( V ) 1.8
FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, ( A ) 70 JUNCTION CAPACITANCE, ( pF ) 60 50 40 30 20 10 0 1 2 5 10 20 NUMBER OF CYCLES AT 60 Hz 50 100
8.3ms Single Half Sine-Wave (JEDEC Method)
FIG. 6 - TYPICAL JUNCTION CAPACITANCE 200 100 60 40 20 10 6 4 2 1 .1 .2 .4 1.0 2 4 10 20 REVERSE VOLTAGE, ( V ) 40 100
TJ =25oC

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