DC COMPONENTS CO., LTD. DLQ4148 DLQ4448 RECTIFIER SPECIALISTS R TECHNICAL SPECIFICATIONS OF SURFACE MOUNT SWITCHING DIODES VOLTAGE RANGE - 100 Volts CURRENT - 0.15 Ampere FEATURES * * * * * * Low power loss, high efficiency Low leakage Low forward voltage drop High speed switching High current capability High reliability Quadro Melf .020(0.5) .012(0.3) MECHANICAL DATA * Case: Glass sealed case Quadro Melf * Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 guaranteed * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 0.05 grams Approx. .146(3.7) .130(3.3) CATHODE MARK .063(1.6) .055(1.4) .0 67 (1 .7 ) .020(0.5) .012(0.3) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 OC ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Dimensions in inches and (millimeters) SYMBOL Maximum Reverse Voltage Maximum Recurrent Peak Reverse Voltage Maximum Average Rectified Current Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) o Maximum Power Dissipation Tamb=25 C Maximum Forward Voltage DLQ4448 UNITS 75 VRRM 100 V Io 150 mA V IFSM 0.5 A Ptot 500 mW VF o DLQ4148 VR 0.72 / 5mA 1.0 / 10mA 1.0 / 10mA V µA Maximum Reverse Current at Rated DC Blocking Voltage @ TA=25 C IR 5.0 Maximum Reverse Recovery Time(Note 1) trr 4.0 ns Typical Junction Capacitance(Note 2) CJ 4.0 pF TJ,TSTG -55 to + 125 Operating and Storage Temperature Range Note: 1. Test conditions: I F=I R=10mA, R L=100Ω, measured at I R=1mA 2. Measured at 1MHz and V R =0 o C RATING AND CHARACTERISTIC CURVES (DLQ4148 AND DLQ4448) REF: DLQ4148 Admissible repetitive peak forward current versus pulse duration A 100 IFRM I 5 v=tp /T T=l /fp 3 2 IFRM tp 10 v=0 t 5 T 3 0.1 2 0.2 1 0.5 5 3 2 2 5 10-5 2 5 10-4 2 5 10-3 2 5 2 10-2 5 2 10-1 S 5 1 10 tp mA Dynamic forward resistance Forward characteristics Ω versus forward current 103 104 5 IF 2 Rf 102 Tj=25oC f=1kHz 103 5 10 2 102 5 1 2 10 10 -1 5 o o Tj=100 C~Tj=25 C 10-2 2 1 2 V 0 1 10-2 10-1 1 VF mW 102 10 IF mA Relative capacitance versus reverse voltage Admissible power dissipation versus ambient temperaturs 1000 900 Ptot Ctot(VR) 800 1.1 Tj=25oC f=1kHz Ctot(OV) 700 1.0 600 500 0.9 400 100 0.8 200 100 0.7 0 o 0 100 200 C 0 Tamb DC COMPONENTS CO., LTD. R 2 4 6 8 10 VR V