HER301 THRU HER308 HIGH EFFICIENCY SILICON RECTIFIER VOLTAGE RANGE 50 to 1000 Volts CURRENT 3.0 Amperes FEATURES * * * * * * * Low power loss,high efficiency Low leakage Low forward voltage drop High current capability High speed switching High reliability High current surge DO-201AD MECHANICAL DATA * * * * * .052 (1.3 ) Epoxy: Device has UL flammability classification 94V-O Case: Molded plastic Lead: MIL-STD-202E method 208C guaranteed Mounting position: Any Weight: 1.20 grams DIA. .048 (1.2 ) 1.0 (25.4) MIN. .375 (9.5) .335 (8.5) .220 (5.6 ) DIA. .197 (5.0 ) 1.0 (25.4) MIN. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 o C 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) MAXIMUM RATINGS (@ TA=25 OC unless otherwise noted) SYMBOL HER301 HER302 HER303 HER304 RATINGS HER305 HER306 HER307 HER308 UNITS Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 300 400 600 800 1000 Maximum RMS Voltage VRMS 35 70 140 210 280 420 560 700 Volts VDC 50 100 200 300 400 600 800 1000 Volts Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at T A = 50 OC Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Thermal Resistance (Note 1) IO 3.0 I FSM Amps 200 150 RqJL 8.5 RqJA 20 Volts Amps 0 C/W Typical Junction Capacitance (Note 2) CJ Operating Temperature Range TJ 150 0 C T STG -55 to + 150 0 C Storage Temperature Range 70 50 pF ELECTRICAL CHARACTERISTICS (@TA=25 OC unless otherwise noted) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 3.0A DC Maximum Average Reverse Current @T A = 25 o C at Rated DC Blocking Voltage @T A = 125 o C Maximum Reverse Recovery Time (Note 4) SYMBOL HER301 HER302 HER303 HER304 VF 1.0 NOTES : 1. Thermal Resistance : Mounted on PCB. 2. Measured at 1 MHz and applied reverse voltage of 4.0 volts. 3. “Fully ROHS compliant”, “100% Sn plating (Pb-free)”. 4. Test Conditions: IF= 0.5A, IR= -1.0A, IRR= -0.25A. HER306 HER307 1.7 5 IR trr HER305 1.3 Volts mA mA 150 50 HER308 UNITS 75 nSec 2007-08 RATING AND CHARACTERISTICS CURVES ( HER301 THRU HER308 ) 50 W NONINDUCTIVE (+) 25 Vdc (approx) (-) (-) D.U.T PULSE GENERATOR (NOTE 2) 1 NONINDUCTIVE trr +0.5A 10 W NONINDUCTIVE OSCILLOSCOPE (NOTE 1) 0 -0.25A (+) NOTES: 1 Rise Time = 7ns max. Input Impedance = 1 megohm. 22pF. -1.0A 2. Rise Time = 10ns max. Source Impedance = 50 ohms. 1cm SET TIME BASE FOR 20/1 ns/cm AVERAGE FORWARD CURRENT, (A) 3.0 2.5 2.0 1.5 Single Phase Half Wave 60Hz Resistive or Inductive Load 1.0 0.5 0 25 50 75 100 125 150 AMBIENT TEMPERATURE, (OC) FIG.2 TYPICAL FORWARD CURRENT DERATING CURVE 175 INSTANTANEOUS REVERSE CURRENT, (uA) FIG.1 TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 1000 TA = 125 OC 100 TA = 75 OC 10 TA = 25 OC 1.0 0.1 0 20 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) FIG.3 TYPICAL REVERSE CHARACTERISTICS 140 PEAK FORWARD SURGE CURRENT, (A) 20 10 TJ = 25 OC 3.0 HER306~HER308 1.0 HER304~HER305 0.3 0.1 HER301~HER303 0.03 0.01 Pulse Width=300uS 1% Duty Cycle 0 0.5 1.0 1.5 2.0 2.5 3.0 200 8.3ms Single Half Sine-Wave (JEDED Method) 150 125 100 3.5 50 30 HER306~HER308 20 HER301~HER305 10 1 5 INSTANTANEOUS FORWARD VOLTAGE, (V) 200 TJ = 25 OC 60 40 HER306~HER308 20 10 6 4 2 1 0.1 0.2 50 100 FIG.5 MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT HER301~HER305 100 10 NUMBER OF CYCLES AT 60Hz FIG.4 TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS JUNCTION CAPACITANCE, (pF) INSTANTANEOUS FORWARD CURRENT, (A) RATING AND CHARACTERISTICS CURVES ( HER301 THRU HER308 ) 0.4 1.0 2 4 10 20 40 REVERSE VOLTAGE, (V) FIG.6 TYPICAL JUNCTION CAPACITANCE 100 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 liability for any errors or inaccuracies. Data sheet specifications and its information contained are intended to provide a product description only. "Typical" parameters which may be included on RECTRON data sheets and/ or specifications can and do vary in different applications and actual performance may vary over time. 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 related applications where a failure or malfunction of component or circuitry may directly or indirectly cause injury or threaten a life without expressed written approval 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 Rectron Inc and its subsidiaries harmless against all claims, damages and expenditures.