21QD10 SCHOTTKY BARRIER DIODE PRV : 100 Volts Io : 1.7 Ampere D2 FEATURES : * * * * * * 0.161 (4.10) 0.154 (3.90) High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Pb / RoHS Free 1.00 (25.4) MIN. 0.284 (7.20) 0.268 (6.84) 0.034 (0.86) 0.028 (0.71) MECHANICAL DATA : * Case : D2 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.465 gram 1.00 (25.4) MIN. Dimensions in inches and ( millimeters ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 °C ambient temperature unless otherwise specified. Single phase, half wave, 50 Hz, resistive or inductive load. For capacitive load, derate current by 20%. RATING SYMBOL VALUE UNIT VRRM 100 V IF(AV) 1.7 A IFSM 70 A Maximum Forward Voltage at IF = 2.0 A. VF 0.85 V Maximum Reverse Current , VR = VRRM IRM 1.0 mA RθJA 70 °C/W Junction Temperature Range TJ - 40 to + 150 °C Storage Temperature Range TSTG - 40 to + 150 °C Maximum Repetitive Peak Reverse Voltage Maximum Average Forward Current , Ta = 43 ºC (50 Hz Half Sine wave Resistive Load ) Maximum Peak One Cycle Surge Forward Current, 50 Hz Sine wave (Non-Repetitive) Maximum Thermal Resistance (Note 1) Note : (1) P.C. Board mounted (L = 3 mm, Print Land = 5 × 5 mm, Both Sides) Page 1 of 2 Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( 21DQ10 ) FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 80 3.0 DC PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES FIG.1 - AVERAGE FORWARD CURRENT VS. AMBIENT TEMPERATURE 2.5 2.0 1.5 1.0 HALF SINE WAVE 0.5 70 f = 50Hz, Half sine wave, No load 60 50 40 30 20 I FSM 10 0.02s 0 0 25 50 75 100 125 150 0 175 0.02 0.05 0.1 AMBIENT TEMPERATURE, ( °C) 0.5 1 2 FIG. 4 – JUNCTION CAPACITANCE VS. REVERSE VOLTAGE 10 200 JUNCTION CAPACITANCE, pF INSTANTANEOUS FORWARD CURRENT, AMPERES FIG. 3 - FORWARD CURRENT VS. FOREARD VOLTAGE 5.0 TJ = 25 °C 2.0 TJ = 150 °C 1.0 0.5 0.2 100 50 20 10 0.1 0 0.2 0.4 0.6 0.8 1.0 1.2 INSTANTANEOUS FORWARD VOLTAGE, VOLTS Page 2 of 2 0.2 TIME (s) 0.5 1 2 5 10 20 50 100 200 REVERSE VOLTAGE, VOLTS Rev. 02 : March 25, 2005