DLM103A THRU DLM103C DC COMPONENTS CO., LTD. R RECTIFIER SPECIALISTS TECHNICAL SPECIFICATIONS OF SURFACE MOUNT SCHOTTKY BARRIER DIODES VOLTAGE RANGE - 20 to 40 Volts CURRENT - 0.35 Ampere FEATURES * * * * For general purpose applications Low turn-on voltage Fast switching time Protected by a PN junction guard ring against excessive voltage, such as electrostatic discharge(ESD) Micro Melf MECHANICAL DATA .008(0.2) .079(2.0) .071(1.8) * Case: Glass sealed case Micro Melf * Terminals: Solder plated solderable per MIL-STD-750, Method 2026 * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 0.05 gram approx. .008(0.2) CATHODE MARK .049(1.25) .047(1.20) .043(1.1) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 o C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Dimensions in inches and (millimeters) SYMBOL DLM103A DLM103B Maximum Recurrent Peak Reverse Voltage VRRM 40 30 20 Volts Maximum RMS Voltage VRMS 28 21 14 Volts VDC 40 30 20 Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at T A=25 o C IO Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum Instantaneous Forward Voltage @ IF=0.2A @ IF=0.02A Maximum DC Reverse Current I FSM IR 2.0 Amps 5.0 @ VR=20V 300 Typical Junction Capacitance (Note 2) CJ 50 Storage Operating Temperature Range T J , T STG -55 to + 125 Note: 1. Terminals maintained at specified at ambient temperature. 2. Measured at 1 MHz and applied reverse voltage of 0 volts. Volts 0.37 5.0 @ VR=30V Volts Amps 0.7 VF UNITS 0.35 R θJA Typical Thermal Resistance (Note1) DLM103C 5.0 @ VR=10V µAmps 0 C/ W pF 0 C RATING AND CHARACTERISTIC CURVES (DLM103A THRU DLM103C) FIG. 2 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT, (A) FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT, (A) 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 20 40 60 80 100 120 AMBIENT LEAD TEMPERATURE, (oC) 0.1 0.01 o TJ= 25 C 0.001 0 FIG. 3 - TYPICAL REVERSE CHARACTERISTICS 0.3 0.4 0.5 FIG. 4 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, (µA) 10 o TJ= 25 C 1 0.1 o TJ= 100 C 1000 o TJ= 75 C 100 0 5 10 15 20 0 25 5 REVERSE VOLTAGE, (V) 10 FIG. 5 - TYPICAL JUNCTION CAPACITANCE 150 100 50 0 5 10 15 20 REVERSE VOLTAGE, (V) DC COMPONENTS CO., LTD. R 15 20 REVERSE VOLTAGE, (V) 200 JUNCTION CAPACITANCE, (pF) REVERSE CURRENT, (µA) 0.2 10000 100 0.01 0.1 INSTANTANEOUS FORWARD VOLTAGE, (V) 25 25