esd protection diode general description the sesd9d series is designed to protect voltage sensitive components from esd. excellent clamping capability, low leakage, and fa st response time provide best in class protection on designs that are exposed to esd. because of its small size, it is suited for use in cellular phones, mp3 players, digital cameras and many other portable applications where board space is at a premium. applications z cellular phones audio z mp3 players z digital cameras z portable applications z mobile telephone features z small body outline dimensions: 0.039 x 0.024 (1.0 mm x 0.60 mm) z low body height: 0.017 (0.43 mm) max z stand ? of f voltage: 3 v ? 12 v z l ow leakage z response time is typically < 1 ns complies with the following standards iec61000-4-2 level 4 15 kv (air discharge) 8 kv(contact discharge) mil std 883e - method 3015-7 class 3 25 kv hbm (human body model) functional diagram sod-923 maximum ratings parameter symbol value unit iec 61000-4-2 (esd) contact 8 kv esd voltage per human body model per machine model 25 400 kv v peak pulse power (t p = 8/20 s) @ t a =25 p d 60 w junction and storage temperature range t j ,t stg -55 to 150 lead solder temperature C maximum (10 second duration) t l 260 willas electronic corp. 2012-09 z SESD9DXXV
electrical parameter symbol parameter i pp maximum reverse peak pulse current v c clamping voltage @ i pp v rwm working peak reverse voltage i r maximum reverse leakage current @ v rwm i t test current v br breakdown voltage @ i t i f forward current v f forward voltage @ i f electrical characteristics (t a =25 unless otherwise noted, v f =0.9v max. @ i f =10ma for all types) v br v f c min. typ. max. i t v rwm i r max. i f typ. (note1) part numbers v v v ma v a v ma pf sesd9d3v3 5.0 5.7 6.4 2.5 3.0 1 1.25 10 40 sesd9d5v 6.2 6.8 7.6 1.0 5.0 1 1.25 10 25 sesd9d12v 13.5 14.2 15.0 1.0 12.0 1 1.25 10 15 1.capacitance is measured at f=1mhz, v r =0v,t a =25 . fig 1. typical breakdown voltage fig 2. typical leakage current versus versus temperature temperature willas electronic corp. 2012-09 esd protection diode SESD9DXXV typical characteristics
fig 3. 8/20 s pulse waveform fig 4. positive 8kv contact per iec fig 5. negative 8kv contact per iec 61000-4-2-sesd9d5v 61000-4-2-sesd9d5v willas electronic corp. 2012-09 esd protection diode SESD9DXXV
sod-923 mechanical data willas electronic corp. 2012-09 esd protection diode SESD9DXXV type number marking code sesd9d3v3 e sesd9d5v g sesd9d12v h marking dimensions in inches and (millimeters) . 0 3 0 ( 0 . 7 5 ) . 0 3 3 ( 0 . 8 5 ) .006(0.15) .010(0.25) .022(0.55) .026(0.65) .013(0.34) .017(0.43) .037(0.95) .041(1.05) .003(0.07) .007(0.17)
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