BA157PT CHENMKO ENTERPRISE CO.,LTD THRU FAST RECOVERY RECTIFIER VOLTAGE RANGE 400 - 1000 Volts BA159PT CURRENT 1.0 Ampere FEATURES * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * Fast Recovery Diodes * Diffused junction * High current capability DO-41 0.034(0.9) DIA. 0.028(0.7) 1.0(25.4) MIN. MECHANICAL DATA Case: JEDEC DO-41 molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.33 gram 0.205(5.2) 0.166(4.2) 0.107(2.7) DIA. 0.080(2.0) 1.0(25.4) MIN. 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%. DO-41 Dimensions in inches and (millimeters) MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) SYMBOL BA157PT BA158PT BA159PT UNITS Maximum Recurrent Peak Reverse Voltage RATINGS VRRM 400 600 1000 Volts Maximum RMS Voltage VRMS 280 420 700 Volts Maximum DC Blocking Voltage VDC 400 600 1000 Volts Maximum Average Forward Rectified Current at Ambient Temperature = 50oC IO 1.0 Amps Recurrent peak forward current IFRM 9 Amps 10 mm. peak forward surge current IFSM 35 Amps TJ + 150oC TSTG -65 to +150 Maximum Operating Temperature Range Storage Temperature Range o C o C ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS SYMBOL BA157PT BA158PT BA159PT UNITS Maximum Instantaneous Forward Voltage at 1.0 A DC VF 1.3 Volts Reverse current at VRRM at TA = 25oC IR 5.0 uAmps Maximum Reverse Recovery Time ( NOTE ) trr Capacitance at 1MHZ and VRRM Cd Maximum Thermal Resistance ( I = 10 mm ) NOTES : Test Conditions : IF = 0.5 A, IR = -1.0 A, IRR = -0.25 A R JA 150 2.2 250 2.0 60 nS 1.8 pF o C/W 2001-6 RATING CHARACTERISTIC CURVES ( BA157PT THRU BA159PT ) FIG. 1 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG. 2 - TYPICAL THERMAL RESISTANCE CHARACTERISTICS 1000 100 Rthj-a, THERMAL RESISTANCE JUNCTION AMBIENT (oC/W) X. MA TJ =25oC TY P IF , INSTANTANEOUS FORWARD CURRENT (mA) . 500 VF 100 IF 50 10 5.0 1.0 0.5 80 X. MA 60 P. TY 40 I 20 0 0 0 0.4 0.8 1.2 1.6 0 VF , INSTANTANEOUS FORWARD VOLTAGE DROP (V) 10 20 30 35 I, LEAD LENGTH (mm) FIG. 3 - TYPICAL FORWARD CURRENT DERATING CURVE 1.25 FIG. 4 - TYPICAL JUNCTION CAPACITANCE 10 9 TJ =25oC f = 1 MHZ 8 1.00 R - Load Cd, DIODE CAPACITANCE ( pF ) IF (AV), AVERAGE FORWARD CURRENT (A) I 0.80 0.75 C - Load 0.50 10 mm 10 mm 7 6 5 4 3 2 0.25 1 0 0 50 100 150 Tamb, MAX. AMBIENT TEMPERATURE (oC) 200 0 0 10 100 VR, REVERSE VOLTAGE ( V ) 1000