CG1 AND DG1 MINIATURE CLAMPER / DAMPER GLASS PASSIVATED JUNCTION RECTIFIER * Reverse Voltage - 1400 to 1500 Volts FEATURES P A T E N T E D DO204AP 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. Forward Current - 1.5 Amperes 1.0 (25.4) MIN. ♦ Specially designed for clamping circuits horizontal deflection systems and damper applications ♦ High temperature metallurgically bonded construction ♦ Glass passivated cavity-free junction ♦ 1.5 Ampere operation at TA=50°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 MECHANICAL DATA Dimensions in inches and (millimeters) *Brazed-lead assembly is covered by Patent No. 3,930,306 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 MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. SYMBOLS CG1 Maximum repetitive peak reverse voltage VRRM 1400 1500 Volts Maximum RMS voltage VRMS 980 1050 Volts Maximum DC blocking voltage VDC 1400 1500 Volts Maximum average forward rectified current 0.375” (9.5mm) lead length at TA=50°C I(AV) 1.5 Amps Peak forward surge current 8.3ms single half sine wave superimposed on rated load (JEDEC Method) IFSM 40.0 Amps Maximum instantaneous forward voltage at 1.0A VF 1.1 Volts TA=25°C TA=100°C IR 5.0 100 µA IR(AV) 50.0 µA Maximum DC reverse current at rated DC blocking voltage Maximum full load reverse current full cycle average 0.375” (9.5mm) lead length at TA=100°C DG1 UNITS µs Maximum reverse recovery time (NOTE 1) trr Typical junction capacitance (NOTE 2) CJ 15.0 pF RΘJA 55.0 °C/W TJ, TSTG -65 to +175 °C Typical thermal resistance (NOTE 3) Operating junction and storage temperature range NOTES: (1) Reverse recovery test conditions: IF=0.5A, IR=50mA (2) Measured at 1.0 MHZ and applied reverse voltage of 4.0 Volts (3) Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted 4/98 15.0 20.0 RATINGS AND CHARACTERISTIC CURVES CG1 AND DG1 FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT FIG. 1 - FORWARD CURRENT DERATING CURVE 50 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 1.5 60 HZ RESISTIVE OR INDUCTIVE LOAD 1.25 1.0 0.75 CAPACITANCE LOAD 5.0 Ipk/IAV= 10 20 0.5 0.25 0.375" (9.5mm) LEAD LENGTH 0 25 50 75 100 125 150 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES INSTANTANEOUS FORWARD CURRENT, AMPERES 20 AT RATED LOAD (JEDEC Method) 10 1 10 100 10 TJ=150°C TJ=25°C 1 PULSE WIDTH=300µs 1% DUTY CYCLE 0.1 0.01 0.4 TJ=125°C 1 0.1 TJ=25°C 0.01 0.6 0.8 1.0 1.2 1.4 1.6 FIG. 5 - TYPICAL JUNCTION CAPACITANCE 30 TJ=25°C f=1.0 MHz Vsig=50mVp-p 10 10 REVERSE VOLTAGE, VOLTS 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, % INSTANTANEOUS FORWARD VOLTAGE, VOLTS JUNCTION CAPACITANCE, pF 30 FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 10 1 TJ=25°C NO LOAD NUMBER OF CYCLES AT 60 HZ FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 1 40 0 175 AMBIENT TEMPERATURE, °C TA=50°C 8.3ms SINGLE HALF SINE-WAVE 100