Switching Diode 1N4148-G Voltage: 100V Current: 0.15A RoHS Device DO-35 Features -Surge overload ratings to 2 amperes peak. 1.02(26.00) Min. -Ideal for printed circuit board. Mechanical data 0.165(4.20) Max. -Case: Glass, DO-35 0.079(2.00) Max. -Lead: Axial leads,solderable per MIL-STD-202, Method 208 guaranteed. 1.02(26.00) Min. T- erminal:Pure tin plated lead free. -Polarity:Indicated by cathode band. 0.02(0.52)Typ. -Mounting Position: Any -Weight: 0.13gram Dimensions in inches and (millimeter) Maximum Ratings and Electrical Characteristics Ratings at 25C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load derate current by 20%. Symbol Parameter Value Unit Maximum Repetitive Peak Voltage VRRM 100 V Maximum RMS Voltage VRMS 75 V Forward Repetitive Peak Current IFSM 500 mA Maximum Average Forward Current IF(AV) 150 mA Peak Forward Surge Current tp=1uS IFSN 2.0 A Typical Resistance Junction to Amvient Air R JA 350 K/W (Note 1) Operating and Storage Temperature Rang TJ,TSTG -65 to +200 C Symbol Typ. Parameter Max Unit Min Forward Voltage at IF = 10 mA VF 1 V Leakage Current at VR= 20 V IR 25 nA uA at VR= 75 V IR 5 at VR= 20 V,TJ = 150C uA IR 50 Reverse Recovery Time( Note 2) Trr 4. ns NTOES: (1) Thermal Resistance Junction to Ambient Air. (2) Reverse Recovery Test Conditions: IF=10mA,VR=6V,Irr=0.1 X IR,RL=100. REV:A QW-B0050 Page 1 Comchip Technology CO., LTD.Switching Diode RATING AND CHARACTERISTIC CURVES (1N4148-G) Fig.1 - Ma xi mu m Forward Current Fig.2 - Maximum Non-Repetitive Fo rw a rd Derating Curve S u rg e C u rre n t P e r B ri d g e E l e l me n t 250 3.5 8.3ms Single Half Sine Wave JEDEC Method 3.0 200 2.5 150 2.0 1.5 100 1.0 50 0.5 0 0 0 100 200 1 10 100 Ambient Temperature, (C) Number of Cycles at 60 Hz Fig.3 - Typical Instantaneous Forward Fig.4 - Typical Reverse Characteristics Characteristics Per Bridge Element Per Bridge Element 1000 100 TJ=150 C 100 10 TJ=150 C TJ=100C 10 1.0 TJ=25 C 1.0 0.1 TJ=25C 0.1 0.01 0.3 0 .5 0.7 0.9 1.1 1.3 0 20 40 60 80 100 120 140 Instantaneous Forward Voltage, (V) Percent of Rated Peak Reverse Voltage, (%) Fig.5 - Reverse Recover Time Characteristics and Test Circuit Diagarm trr 50 W 10W +0.5A NONINDUCTIVE NONINDUCTIVE 0 (+) ( ) D.U.T. 50Vdc PULSE -0.25A (approx.) GENERATOR (NOTE 2) ( ) (+) 1 W OSCILLISCOPE NON- (NOTE 1) INDUCTIVE -1.0A NOTES: 1. Rise Time= 7ns max. Input Impedance= 1 megohm.22pF. 1cm 2. Rise Time= 10ns max. Source Impedance= 50 ohms. SET TIME BASE FOR 50 / 10ns / cm REV:A QW-B0050 Page 2 Comchip Technology CO., LTD. Instantaneoys Forward Current, (mA) Average Forward Current, (mA) Peak Forward Surge Current, (A) Instantaneous Reverse Current, (uA)