Supertex inc.LND250N-Channel Depletion-ModeDMOS FETFeaturesGeneral Description ► Free from secondary breakdown The LND250 is a high voltage N-channel depletion mode ► Low power drive requirement (normally-on) transistor utilizing Supertex’s lateral DMOS technology. The gate is ESD protected. ► Ease of paralleling ► Excellent thermal stability The LND250 is ideal for high voltage applications in the ► Integral source-drain diode areas of normally-on switches, precision constant current ► High input impedance and low CISS sources, voltage ramp generation and amplification. ► ESD gate protection Applications ► Solid state relays ► Normally-on switches ► Converters ► Power supply circuits ► Constant current sources ► Input protection circuits Ordering InformationProduct SummaryPart NumberPackage OptionsPackingBV /BVRIDSXDGXDS(ON)DSS(V)(max)(min) LND250K1-G* TO-236AB (SOT-23) 3000/Reel 500 1.0kΩ 1.0mA -G denotes a lead (Pb)-free / RoHS compliant package * Part is not recommended for new designs. Please refer to LND150K1-G. Absolute Maximum RatingsPin ConfigurationParameterValue Drain-to-source BV SOURCE DSX Drain-to-gate BVDGX Gate-to-source ±20V DRAIN Operating and storage temperature -55OC to +150OC GATE Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is not implied. Continuous operation TO-236AB (SOT-23) of the device at the absolute rating level may affect device reliability. All voltages are referenced to device ground. Product MarkingNDEW W = Code for Week Sealed = “Green” Packaging TO-236AB (SOT-23) Packages may or may not include the following marks: Si or Doc.# DSFP-LND250 Supertex inc. B012314 www.supertex.com