cd214b-b320 ~ b360 schottky barrier rectifier chip diode specifications are subject to change without notice. customers should verify actual device performance in their specific applications. features lead free versions available rohs compliant (lead free version)* smb package surface mount high current capability general information the markets of portable communications, computing and video equipment are challenging the semiconductor industry to develop inc reasingly smaller electronic components. bourns offers schottky rectifier diodes for rectification applications, in compact chip package do-214aa (smb) size format, whi ch offer pcb real estate savings and are considerably smaller than competitive parts. the schottky rectifier diodes offer a forward current of 3 a with a choice of repetitive peak reverse voltage of 20 v up to 60 v. bourns chip diodes conform to jedec standards, are easy to handle with standard pick and place equipment and the flat configuration minimizes roll away. parameter symbol cd214b- unit b320 b330 b340 b350 b360 forward voltage (max.) v f 0.5 0.5 0.5 0.7 0.7 v (i f = 3 a) typical junction c t 250 pf capacitance* reverse current (max.) i r 0.5 ma at rated v r ) electrical characteristics (@ t a = 25 c unless otherwise noted) how to order cd 214b - b 3 30 __ common code chip diode package ?214b = smb/do-214aa model b = schottky barrier series average forward current (i o ) code 3 = 3 a (code x 1000 ma = average forward current) reverse voltage (v r ) code 30 = 30 v 40 = 40 v 60 = 60 v terminations lf = 100 % sn (lead free) blank = sn/pb reliable electronic solutions asia-pacific: tel: +886-2 2562-4117 ?fax: +886-2 2562-4116 europe: tel: +41-41 768 5555 ?fax: +41-41 768 5510 the americas: tel: +1-951 781-5500 ?fax: +1-951 781-5700 www.bourns.com absolute ratings (@ t a = 25 c unless otherwise noted) parameter symbol cd214b- unit b320 b330 b340 b350 b360 repetitive peak v rrm 20 30 40 50 60 v reverse voltage reverse voltage v r 20 30 40 50 60 v maximum rms voltage v rms 14 21 28 35 42 v avg. forward current i o 3a forward current, surge peak i surge 100 a (60 hz, 1 cycle) typical thermal r jl 10 ?/w resistance** storage temperature t stg -55 to +150 ? junction temperature t j -55 to +125 ? * measured at 1.0 mhz and applied reverse voltage of 4.0 v dc. ** thermal resistance junction to lead. *rohs compliant versions available *rohs directive 2002/95/ec jan 27 2003 including annex
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. cd214b-b320 ...................................................................... 320b cd214b-b330 ...................................................................... 330b cd214b-b340 ...................................................................... 340b cd214b-b350 ...................................................................... 350b cd214b-b360 ...................................................................... 360b cd214b-b320 ~ b360 schottky barrier rectifier chip diode product dimensions recommended pad layout physical specifications typical part marking case ............................................................................molded plastic polarity ....................................................indicated by cathode band weight ....................................................0.003 ounces / 0.093 grams dimension smb (do-214aa) a 4.06 - 4.57 (0.160 - 0.180) b 3.30 - 3.94 (0.130 - 0.155) c 1.96 - 2.21 (0.078 - 0.087) d 0.15 - 0.31 (0.006 - 0.112) e 5.21 - 5.59 (0.205 - 0.220) f 0.05 - 0.20 (0.002 - 0.008) g 2.01 - 2.62 (0.080 - 0.103) h 0.76 - 1.52 (0.030 - 0.060) b g f d c h e a a c b mm (inches) dimensions: dimension smb (do-214aa) a (max.) 2.69 (0.106) b (min.) 2.10 (0.083) c (min.) 1.27 (0.050) mm (inches) dimensions:
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. cd214b-b320 ~ b360 schottky barrier rectifier chip diode rating and characteristic curves forward current derating curve maximum non-repetitive surge current 3.50 2.00 1.50 1.00 0.50 0.00 25 50 75 100 125 150 175 average forward current (amps) lead temperature (c) single phase half wave 60 hz resistive or inductive load 120 80 100 60 40 20 0 1 2 5 10 20 50 100 peak forward surge current (amps) number of cycles at 60 hz pulse width 8.3 ms single half sine-wave (jedec method) typical forward characteristics typical junction capacitance 10 1.0 0.1 .01 00.2 0.4 0.6 0.8 1.0 instantaneous forward current (amps) instantaneous forward voltage (volts) ta = 25 c pulsewidth: 300 s b350 to b360 b320 to b340 1000 100 0 0.1 4.0 10.0 1.0 100 capacitance (pf) reverse voltage (volts) f = 1 mhz ta = 25 c typical reverse characteristics 0.01 0.1 1.0 10 100 0.001 020 40 60 0 100 120 140 instantaneous reverse current (ma) percent of rated peak reverse oltage () ta = 100 c ta = 25 c ta = 125 c
cd214b-b320 ~ b360 schottky barrier rectifier chip diode packaging information the product will be dispensed in tape and reel format (see diagram below). rev. 01/05 ....... ....... ....... ....... ....... ....... ....... ....... p a f e t 120 d 2 d d 1 w 1 c index hole p 0 p 1 w b 10 pitches (min.) direction of feed 10 pitches (min.) end trailer device leader start d devices are packed in accordance with eia standard rs-481-a and specifications shown here. mm (inches) dimensions: item symbol smb (do-214aa) carrier width a 4.94 0.10 (0.194 - 0.004) carrier length b 5.57 0.10 (0.219 - 0.004) carrier depth c 2.36 0.10 (0.093 - 0.004) sprocket hole d 1.55 0.05 (0.061 - 0.002) reel outside diameter d 330 (12.992) reel inner diameter d 1 50.0 min. (1.969) feed hole diameter d 2 13.0 0.20 (0.512 - 0.008) sprocket hole position e 1.75 0.10 (0.069 - 0.004)) punch hole position f 5.50 0.05 (0.217 - 0.002) punch hole pitch p 4.00 0.10 (0.157 - 0.004) sprocket hole pitch p 0 4.00 0.10 (0.157 - 0.004) embossment center p 1 2.00 0.05 (0.079 - 0.002) overall tape thickness t 0.30 0.10 (0.012 - 0.004) tape width w 12.00 0.20 (0.472 - 0.008) reel width w 1 18.4 max. (0.724) quantity per reel -- 3,000 specifications are subject to change without notice. customers should verify actual device performance in their specific applications.
|
