1N4245GP THRU 1N4249GP Glass Passivated Junction Rectifier Reverse Voltage 200 to 1000 V Forward Current 1.0 A DO-204AL (DO-41) 1.0 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) DIA. Features * d e t n e Pat * Plastic package has Underwriters Laboratories Flammability Classification 94V-0 * High temperature metallurgically bonded construction * Cavity-free glass passivated junction * Capable of meeting environmental standards of MIL-S-19500 * 1.0 Ampere operation at TA=55C with no thermal runaway * High temperature soldering guaranteed: 350C/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension 0.205 (5.2) 0.160 (4.1) (R) 1.0 (25.4) MIN. Mechanical Data 0.034 (0.86) 0.028 (0.71) DIA. NOTE: Lead diameter is 0.026 (0.66) 0.023 (0.58) Case: JEDEC DO-204AL, molded plastic over glass body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.012 ounce, 0.3 gram for suffix "E" part numbers Dimensions in inches and (millimeters) *Glass-plastic encapsulation technique is covered by Patent No. 3,996,602, and brazed-lead assembly by Patent No. 3,930,306 Maximum Ratings & Thermal Characteristics Ratings at 25C ambient temperature unless otherwise specified. SYMBOLS 1N 4245GP 1N 4246GP 1N 4247GP 1N 4248GP 1N 4249GP UNITS * Maximum repetitive peak reverse voltage VRRM 200 400 600 800 1000 V * Maximum RMS voltage VRMS 140 280 420 560 700 V VDC 200 400 600 800 1000 V * Maximum DC blocking voltage * Maximum average forward rectified current 0.375" (9.5mm) lead length at TA=55C IF(AV) 1.0 A * Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM 25 A * Maximum full load reverse current full cycle average 0.375" (9.5mm) lead length TA=55C IR(AV) 50 A RJA RJL 55 25 C/W TJ -65 to +160 C TSTG -65 to +175 C Typical thermal resistance (NOTE 1) * Operating junction temperature range * Storage temperature range Electrical Characteristics Ratings at 25C ambient temperature unless otherwise specified. SYMBOLS 1N 4245GP 1N 4246GP 1N 4247GP 1N 4248GP 1N 4249GP UNITS * Maximum instantaneous forward voltage at 1.0A VF 1.2 V * Maximum reverse current at rated TA=25C DC blocking voltage TA=125C IR 1.0 25 A CJ 8.0 pF Typical junction capacitance at 4.0V, 1MHz NOTES: (1) Thermal resistance from junction to ambient and from junction to lead at 0.375" (9.5mm) lead length, P.C.B. mounted *JEDEC registered values 8/4/99 1N4245GP THRU 1N4249GP Ratings and Characteristic Curves (T A = 25C unless otherwise noted) FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 1.0 25 60 HZ RESISTIVE OR INDUCTIVE LOAD PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES FIG. 1 - FORWARD CURRENT DERATING CURVE 0.8 0.6 0.4 0.2 0.375" (9.5mm) LEAD LENGTH 0.1 0 50 25 75 100 125 150 TJ=TJ max. 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 20 15 10 5.0 0 175 NUMBER OF CYCLES AT 60 Hz INSTANTANEOUS REVERSE LEAKAGE CURRENT, MICROAMPERES FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT, AMPERES 10 TJ=25C PULSE WIDTH=300s 1% DUTY CYCLE 1 0.1 0.01 0.6 0.8 1.0 1.2 1.4 100 10 1 AMBIENT TEMPERATURE, C 1.6 FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 10 TJ=100C 1 0.1 0.01 0 60 40 20 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, % 1.8 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG. 5 - TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, pF TJ=25C f=1.0 MHZ Vsig=50mVp-p 10 1 0.1 1 10 REVERSE VOLTAGE, VOLTS 100 TRANSIENT THERMAL IMPEDANCE (C/W) FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE 20 100 10 1 0.1 0.01 0.1 1 t, PULSE DURATION, sec 10 100