MM4148-LFR FRONTIER | Alldatasheet
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Technical content
MM4148-LFR Page: 1 Frontier Electronics Corp. 667 E. COCHRAN STREET, SIMI VALLEY, CA 93065 TEL: (805) 522-9998 FAX: (805) 522-9989 E-mail: frontiersales@frontierusa.com Web: http://www.frontierusa.com MINI MELF SILICON EPITAXIAL PLANAR DIODE MM4148-LFR
FEATURES
z CASE: GLASS, DO-213AA (GL34), DIMENSIONS IN MILLIMETERS , z LEADS: SOLDERABLE PER MIL-STD-202,METHOD 208 z POLARITY: CATHODE INDICATED BY COLOR BAND z WEIGHT: 0.036 GRAMS RATINGS SYMBOL MM4148-LFR UNITS REVERSE VOLTAGE VR 75 V PEAK REVERSE VOLTAGE VRM 100 V RECTIFIED CURRENT（AVERAGE） HALF WAVE RECTIFICATION WITH RESIST LOAD AT Tamb＝25℃ AND f ≧ 50HZ （NOTE 1） IO 150 mA SURGE FORWARD CURRENT AT T＜1 s AND TJ＝25℃ IFSM 500 mA POWER DISSIPATION AT Tamb=25℃ PTOT 500 mW JUNCTION TEMPERATURE TJ 200 ℃ STORAGE TEMPERATURE RANGE TS - 55 TO + 200 ℃ CHARACTERISTICS TJ=25℃ SYMBOL MIN TYP MAX UNITS FORWARD VOLTAGE AT IF=10mA V F - - 1 V LEAKAGE CURRENT AT VR=20V AT VR=75V AT VR=20V TJ=150℃ IR IR IR nA μA μA REVERSE BREAKDOWN VOLTAGE TESTED WITH 100μA PULSES VR 100 - - V CAPACITANCE AT VF=VR=0 C TOT - - 4 PF VOLTAGE RISE WHEN SWITCHING ON TESTED WITH 50mA FORWARD PULSES TP=0.1μS RISE TIME＜30ns FP=5 TO 100 KHZ VFR - - 2.5 V REVERSE RECOVERY TIME FROM IF=10mA TO IR=1mA VR=6V RL=100Ω TRR - - 4 nS THERMAL RESISTANCE JUNCTION TO AMBIENT AIR（NOTE 1） RTHA - - 0.35 K / mW RECTIFICATION EFFICIENCY AT f=100 MHZ VRF=2V ηV 0.45 - - - NOTE: 1. LEADS KEPT AT AMBIENT TEMP. SOLDERABLE ENDS 1.45±0.15 3.5±0.2 0.35±0.15
MM4148-LFR Page: 2 RATINGS AND CHARACTERISTIC CURVE MM4148-LFR FIG. 3-ADMISSIBLE POWER DISSIPATION VERSUS AMBIENT TEMPERATURE Valid provided that leads at a distance of 8mm from case are kept at ambient temperature Mw 1000 900 800 700 600 500 400 300 200 100 Ptot 0 100 200 OC Tamb Tj=100oC FIG. 1-FORWARD CHARACTERISTIC mA IF 0 1 2 V F Tj=25oC FIG. 4-RELATIVE CAPACITANCE VERSUS REVERSE VOLTAGE 0 2 4 6 8 1 0 V R 1.1 1.0 0.9 0.8 0.7 Ctot(VR) Ctot(0V) Tj=25OC f=1MHz 10-2 10-1 1 1 0 1 0 2 mA I F Ω 104 FIG. 2-DYNAMIC FORWARD RESISTANCE VERSUS FORWARD CURRENT Tj=25OC f=1KHz rf
MM4148-LFR Page: 3 RATINGS AND CHARACTERISTIC CURVE MM4148-LF FIG. 5-LEAKAGE CURRENT VERSUS JUNCTION TEMPERATURE 0 100 200 oC T j nA 104 103 102 IR FIG. 6-ADMISSIBLE REPETITIVE PEAK FORWARD CURRENT VERSUS PULSE DURATION Valid provided that leads at a distance of 8mm from case are kept at ambient temperature A 100 0.1 10-5 2 5 1 0 -4 2 5 1 0 -3 2 5 1 0 -2 2 5 10-1 2 5 1 2 5 10 S tp IFRM ν =0 0.1 0.2 0.5 ν =tp/ T T = 1 / f p tp IFRM I t T