t4 - lds - 0264 , rev . 1 (12 0862 ) ?201 2 microsemi corporation page 1 of 5 1n3879(r) C 1n3883(r) available on commercial versions fast recovery rectifiers description this 1n3879 C 1n3883 rectifier device is suitable for applications in dc power supplies, inverters, conv erters, choppers and ultrasonic systems as well as other applications. it can also be used as a free - wheeling diode . it is available in both standard and reverse polarities. microsemi also offers numerous other products to meet higher and lower power vol tage regulation applications. do - 203aa ( do -4) package important: for the latest information, visit our website http://www.microsemi.com . features ? very l ow f orward v oltage. ? f ast r ecovery t ime. ? low t he rmal r esistance. ? mechanically rugged. ? both p olarities a vailable. ? rohs compliant devices available by adding e3 suffix. applications / benefits ? 6 amp s current rating . ? short reverse recovery time. ? high s urge c apability . ? hermetically s ealed . maximum ratings msc C law rence 6 lake street, lawrence, ma 01841 tel: 1- 800 - 446 - 1158 (978) 620 - 2600 fax: (978) 689 - 0803 msc C ireland gort road business park, ennis, co. clare, ireland tel: +353 (0) 65 6840044 fax: +353 (0) 65 6822298 website: www.microsemi.com parameters/test conditions symbo l value unit junction and storage temperature t j and t stg -6 5 to +175 o c thermal resistance junction - to - case r ? jc 2.0 o c /w working peak reverse voltage 1n3879(r) 1n3880(r) 1n3881(r) 1n3882(r) 1n3883(r) v rwm 50 100 200 300 400 v repetitive peak reverse voltage 1n3879(r) 1n3880(r) 1n3881(r) 1n3882(r) 1n3883(r) v rrm 50 100 200 3 00 400 v maximum non - repetitive sinusoidal surge current (8.3 m s) i fsm 2 00 amps downloaded from: http:///
t4 - lds - 0264 , rev . 1 (12 0862 ) ?201 2 microsemi corporation page 2 of 5 1n3879(r) C 1n3883(r) mechanical and packaging ? case: hermetically s ealed m etal and g lass c ase b ody with 10 - 32 unf3a t hreaded s tud . ? terminals: tin -l ead p lated or rohs compliant matte -t in plating on ni ckel . ? m arking : msc, date code, and symbol. ? weight: 5 grams (approximate). ? maximum stud torque: 10 - 15 inch pounds. ? see package dimensions on last page. part nomenclature 1n3879 r (e3) jedec registered n umber (s ee e lectrical characteristic s t able ) polarity r = anode to stud blank = cathode to stud rohs compliance e3 = roh s c ompliant blank = non - rohs c ompliant symbols & definitions symbol definition c j junction capacitance: the junction capacitance in pf at a specified frequency . i f (av) average forward current: the average forward current dc value, no alternating component. i fsm maximum forward surge current: the forward current, surge peak or rated forward surge current. i rm maximum reverse current: the maximum reverse (leakage) current that will flow at the specified vol tage and temperature. t rr reverse recovery time: the time interval between the instant the current passes through z ero when changing from the forward direction to the reverse direction and a specified decay point after a peak reverse cur rent occurs. v fm maximum forward voltage: the maximum forward voltage the device will exhibit at a specified current. v rrm repetitive peak reverse voltage: the peak reverse voltage including all repetitive transien t voltages but excluding all non - repetitive transient voltages. v rwm working peak reverse voltage: the maximum peak voltage that can be applied over the operating temperature range excluding all transient voltages (ref jesd282 - b). also sometimes known as piv. electrical characteristics type typical junction capacitance c j average forwa rd current i f(av) maximum forward voltage v fm maximum reverse current i rm maximum reverse recovery time t rr t c = 100 oc t j = 25 o c t j = 25 o c t j = 15 0 o c 1n3879(r) 1n3880(r) 1n3881(r) 1n3882(r) 1n3883(r) 115 pf (1) 6 a 1.4 v @ i fm = 2 0 a (2) 15 a @ v rrm 3 ma @ v rrm 200 ns (3) notes: 1. v r = 10 v, f = 1 mhz, t j = 25 oc. 2. i fm = 20 a, t j = 25 oc . pulse test: pulse width 300 sec, duty cycle 2%. 3. i f = 1 a, v r = 30 a, di/dt = 25 a/ s, t c = 55 oc . downloaded from: http:///
t4 - lds - 0264 , rev . 1 (12 0862 ) ?201 2 microsemi corporation page 3 of 5 1n3879(r) C 1n3883(r) graphs instantaneous forward voltage C volts figure 1 typical forward characteristics reverse voltage C volts figure 2 typical reverse characteristics instantaneous forward current - amperes typical reverse current - ma downloaded from: http:///
t4 - lds - 0264 , rev . 1 (12 0862 ) ?201 2 microsemi corporation page 4 of 5 1n3879(r) C 1n3883(r) graphs (continued) reverse voltage C volts figure 3 typical junction capacitance average forward cu rrent C amperes figure 4 forward current derating junction capacitance - pf maximum allowable case temperature - oc downloaded from: http:///
t4 - lds - 0264 , rev . 1 (12 0862 ) ?201 2 microsemi corporation page 5 of 5 1n3879(r) C 1n3883(r) package dimensions notes: 1. 10 - 32 unf3a threads. 2. full threads within 2 ? threads. 3. standard polarity: stud is cathode. reverse polarity: stud is anode. dimensions ltr inches mil limeters notes min max min max a - - - - 1 b .424 .437 10.77 11.10 c - .505 - 12.82 d - .800 - 20.32 e .422 .453 10.72 11.50 f .075 .175 1.90 4.44 g - .405 - 10.29 h .163 .189 4.14 4.80 2 j - .250 - 6.35 m - .424 - 10.77 dia. n .020 .065 .510 1.65 p .060 - 1.52 - dia. downloaded from: http:///
|
