1N4249

1N4245 THRU 1N4249 GLASS PASSIVATED JUNCTION RECTIFIER Reverse Voltage - 200 to 1000 Volts D TE * DO-204AP Forward Current - 1.0 Ampere FEATURES TE A P N 0.034 (0.86) 0.028 (0.71) DIA. 1.0 (25.4) MIN. 0.240 (6.1) MAX. 0.150 (3.8) 0.100 (2.5) DIA. ♦ High temperature metallurgically bonded construction ♦ 1.0 Ampere operation TA=55°C with no thermal runaway ♦ Typical IR less than 0.1µA ♦ Hermetically sealed package ♦ Capable of meeting environmental standards of MIL-S-19500 ♦ High temperature soldering guaranteed: 350°C/10 seconds, 0.375” (9.5mm) lead length, 5 lbs. (2.3kg) tension 1.0 (25.4) MIN. MECHANICAL DATA Case: JEDEC DO-204AP solid glass body Terminals: Solder plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.02 ounce, 0.56 gram Dimensions in inches and (millimeters) *Brazed-lead assembly is covered by Patent No. 3,930,306 MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. SYMBOLS 1N4245 1N4246 1N4247 1N4248 1N4249 UNITS * Maximum repetitive peak reverse voltage Maximum RMS voltage * Maximum DC blocking voltage * Maximum average forward rectified current 0.375” (9.5mm) lead length at TA=55°C * Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) * Maximum instantaneous forward voltage at 1.0A * Maximum full load reverse current, full cycle average 0.375” (9.5mm) lead length at TA=55°C * Maximum reverse current at Rated DC blocking voltage Typical junction capacitance (NOTE 1) Typical thermal resistance (NOTE 2) * Operating junction temperature range * Storage temperature range TA=25°C TA=125°C VRRM VRMS VDC I(AV) 200 140 200 400 280 400 600 420 600 1.0 800 560 800 1000 700 1000 Volts Volts Volts Amp IFSM VF IR(AV) IR CJ RΘJA TJ TSTG 50.0 1.2 50.0 1.0 25.0 15.0 55.0 -65 to +160 -65 to +200 Amps Volts µA µA pF °C/W °C °C NOTES: (1) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts (2) Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted *JEDEC registered values 4/98 RATINGS AND CHARACTERISTIC CURVES 1N4245 THRU 1N4249 FIG. 1 - FORWARD CURRENT DERATING CURVE FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 1.0 PEAK FORWARD RECTIFIED SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 60 HZ RESISTIVE OR INDUCTIVE LOAD 0.375" (9.5mm) LEAD LENGTH 50 TJ=TJ max. 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 0.8 40 0.6 30 0.4 20 0.2 10 0 0 25 50 75 100 125 150 175 0 1 10 NUMBER OF CYCLES AT 60 Hz 100 AMBIENT TEMPERATURE, °C FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD RECTIFIED CURRENT, AMPERES INSTANTANEOUS REVERSE CURRENT, MICROAMPERES FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 10 10 TJ=125°C TJ=150°C PULSE WIDTH=300µs 1% DUTY CYCLE 1 1 TJ=25°C TJ=75°C 0.1 0.1 TJ=25°C 0.01 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, % 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG. 5 - TYPICAL JUNCTION CAPACITANCE 30 JUNCTION CAPACITANCE, pF TJ=25°C f=1.0 MHz Vsig=50mVp-p 10 1 1 10 REVERSE VOLTAGE, VOLTS 100