click to buy information furnished by linear integrated systems and micross components is believed to be accurate and reliable. however, no responsibility is assumed for its use; nor for any infringement of patents or other rights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of linear integrated systems. features ? direct ? replacement ? for ? intersil ? ls121 ? high ? h fe @ ? low ? current ?? 80 ? @ ? 10a ? output ? capacitance ?? 2.0pf ? v be tracking ? 10vc ? absolute ? maximum ? ratings ? 1 ? @ ? 25c ? (unless ? otherwise ? noted) ? maximum ? temperatures ? storage ? temperature ?\ 65c ? to ? +200c ? operating ? junction ? temperature ?\ 55c ? to ? +150c ? maximum ? power ? dissipation ? continuous ? power ? dissipation ? (one ? side) ? 250mw ? continuous ? power ? dissipation ? (both ? sides) ? 500mw ? linear ? derating ? factor ? (one ? side) ? 2.3mw/c ? linear ? derating ? factor ? (both ? sides) ? 4.3mw/c ? maximum ? currents ? collector ? current ? 10ma ? ?? matching ? characteristics ? @ ? 25c ? (unless ? otherwise ? stated) ? symbol ? characteristic ? min ? typ ? max ? units ? conditions ? |v be1 ? ? ? v be2 ? | ? base ? emitter ? voltage ? differential ? \\? \\ ? 3 ? mv ? i c ? = ? 10a, ? v ce ? = ? 5v ? ? |(v be1 ? ? ? v be2 )| ? / ?? t ? ? base ? emitter ? voltage ? differential ? change ? with ? temperature ? \\? \\? 10 ? v/c ? i c ? = ? 10a, ? v ce ? = ? 5v ? t a ? = ?\ 55c ? to ? +125c ? |i b1 ? ? ? i b2 ? | ? base ? current ? differential ? \\? \\? 25 ? na ? i c ? = ? 10a, ? v ce ? = ? 5v ? ? electrical ? characteristics ? @ ? 25c ? (unless ? otherwise ? noted) symbol ? characteristics ? min. ? typ. ? max. ? units ? conditions ? bv cbo ? collector ? to ? base ? voltage ? 45 ? \\? \\? v ? i c ? = ? 10a, ? i e ? = ? 0 ? bv ceo ? collector ? to ? emitter ? voltage ? 45 ? \\? \\? v ? i c ? = ? 10a, ? i b ? = ? 0 ? bv ebo ? emitter \ base ? breakdown ? voltage ? 6.2 ? \\? \\? v ? i e ? = ? 10a, ? i c ? = ? 0 2 ? bv cco ? collector ? to ? collector ? voltage ? 60 ? \\? \\? v ? i c ? = ? 10a, ? i e ? = ? 0 ? h fe ? dc ? current ? gain ? 80 ? \\? \\? ? i c ? = ? 10a, ? v ce ? = ? 5v ? 100 ? \\? \\? ? i c ? = ? 1.0ma, ? v ce ? = ? 5v ? v ce (sat) ? collector ? saturation ? voltage ? \\? \\? 0.5 ? v ? i c ? = ? 0.5ma, ? i b ? = ? 0.05ma ? i ebo ? emitter ? cutoff ? current ? \\? \\? 1 ? na ? i c ? = ? 0, ? v eb ? = ? 3v ? i cbo ? collector ? cutoff ? current ? \\? \\? 1 ? na ? i e ? = ? 0, ? v cb ? = ? 45v ? c obo ? output ? capacitance ? \\? \\? 2 ? pf ? i e ? = ? 0, ? v cb ? = ? 5v ? c c1c2 ? collector ? to ? collector ? capacitance ? \\? \\? 2 ? pf ? v cc ? = ? 0v ? i c1c2 ? collector ? to ? collector ? leakage ? current ? \\? \\? 10 ? na ? v cc ? = ? 60v ? f t ? current ? gain ? bandwidth ? product ? 180 ? \\? \\? mhz ? i c ? = ? 1ma, ? v ce ? = ? 5v ? nf ? narrow ? band ? noise ? figure ? \\? \\? 3 ? db ? i c ? = ? 100a, ?? v ce ? = ? 5v, ? bw=200hz, ? r g = ? 10k , ? f ? = ? 1khz ? notes: ? 1. ? absolute ? maximum ? ratings ? are ? limiting ? values ? above ? which ? serviceability ? may ? be ? impaired 2. ? the ? reverse ? base \ to \ emitter ? voltage ? must ? never ? exceed ? 6.2 ? volts; ? the ? reverse ? base \ to \ emitter ? current ? must ? never ? exceed ? 10a. ? ? ls121 monolithic dual npn transistor ls121 features: ? high h fe at low current ? tight matching ? tight v be tracking ? low output capacitance the ls121 is a monolithic pair of npn transistors mounted in a single p-dip package. the monolithic dual chip design reduces parasitics and gives better performance while ensuring extremely tight matching. the ls121 is a direct replacement for discontinued intersil it121. the 8 pin p-dip provides ease of manufacturing, and the symmetrical pinout prev ents improper orientation. (see packaging information). linear s y stems re p laces discontinued intersil it121 available packages: ls121 in p-dip ls121 available as bare die please contact micross for fu ll package and die dimensions: email: chipcomponents@micross.com web: www.micross.com/distribution.aspx p-dip (top view)
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