high-speed switching diode features 1. saving space 2. fits onto sod 323/sot 23 footprints 3. micro melf package applications extreme fast switches construction silicon epitaxial planar absolute maximum ratings t j =25 parameter test conditions type symbol value unit repetitive peak reverse voltage v rrm 100 v reverse voltage v r 75 v peak forward surge current t p =1 s i fsm 2 a repetitive peak forward current i frm 450 ma forward current i f 200 ma average forward current v r =0 i fav 150 ma power dissipation p v 500 mw junction temperature t j 175 storage temperature range t stg -65~+175 maximum thermal resistance t j =25 parameter test conditions symbol value unit junction ambient on pc board 50mm 50mm 1.6mm r thja 500 k/w MCL4148 http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
electrical characteristics t j =25 parameter test conditions type symbol min typ max unit i f =5ma mcl4448 v f 0.62 0.72 v i f =10ma MCL4148 v f 0.86 1 v forward voltage i f =100ma mcl4448 v f 0.93 1 v v r =20v i r 25 na v r =20v, t j =150 i r 50 - a reverse current v r =75v i r 5 - a breakdown voltage i r =100 - a,t p /t=0.01,t p =0.3ms v (br) 100 v diode capacitance v r =0, f=1mhz, v hf =50mv c d 4 pf rectification efficiency v hf =2v, f=100mhz r 45 % i f = i r =10ma, i r =1ma t rr 8 ns reverse recovery time i f =10ma, v r =6v, i r =0.1 h i r , r l =100 ? t rr 4 ns characteristics (t j =25 unless otherwise specified) figure 1. forward current vs. forward voltage figure 2. forward current vs. forward voltage MCL4148 mcl4448 forward current: i f (ma) forward current: i f (ma) forward voltage: v f (v) forward voltage: v f (v) MCL4148 http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
figure 3. reverse current vs. reverse voltage fi gure 4. diode capacitance vs. reverse voltage reverse leakage current: i r (na) diode capacitance: c d (pf) reverse voltage: v r (v) reverse voltage: v r (v) dimensions in mm cathode identification 1.35 1.25 - 0.05 1.9 0.1 glass r 2.5 glass glass case micro melf mcl 4 1 48 http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
|
