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2981 AND 29828-CHANNELSOURCE DRIVERSOne of Eight DriversV 5920 K2983/84 ONLY7.2 KINPUT3 KOUTPUT1.5 KGROUNDDwg. No. A-10,242BA2982SLW2.5+V SNOCONNECTION12345678910NCNC20191817161514131211GROUNDNOCONNECTIONDwg. PP-064-2ALLOWABLE PACKAGE POWER DISSIPATION IN WATTS2.01.51.00.502518-PIN DIP, RθJA = 60°C/W20-LEAD SOIC, RθJA = 90°C/W18-LEAD SOIC, RθJA = 94°C/W50 75 100 125 150AMBIENT TEMPERATURE IN °CDwg. GP-022-4A2115 Northeast Cutoff, Box 15036Worcester, Massachusetts 01615-0036 (508) 853-5000Copyright © 1977, 2004 Allegro MicroSystems, Inc.
2981 AND 29828-CHANNELSOURCE DRIVERSELECTRICAL CHARACTERISTICS at T A = +25°C (unless otherwise specified).Applicable Test LimitsCharacteristic Symbol Devices Test Conditions Fig. Min. Typ. Max. UnitsOutput Leakage Current I CEX All V IN = 0.4 V*, V S = 50 V, T A = +70°C 1 — — 200 µAOutput Sustaining V CE(SUS) All I OUT = -45 mA — 35 — — VVoltageCollector-Emitter V CE(SAT) All V IN = 2.4 V, I OUT = -100 mA 2 — 1.6 1.8 VSaturation Voltage V IN = 2.4 V, I OUT = -225 mA 2 — 1.7 1.9 VV IN = 2.4 V, I OUT = -350 mA 2 — 1.8 2.0 VInput Current I IN(ON) UDN2981A V IN = 2.4 V 3 — 140 200 µAV IN = 3.85 V 3 — 310 450 µA2982† V IN = 2.4 V 3 — 140 200 µAV IN = 12 V 3 — 1.25 1.93 mAOutput Source Current l OUT UDN2981A V IN = 2.4 V, V CE = 2.0 V 2 -350 — — mA(Outputs Open) 2982† V IN = 2.4 V, V CE = 2.0 V 2 -350 — — mASupply Current I S All V IN = 2.4 V*, V S = 50 V 4 — — 10 mALeakage CurrentClamp Diode I R All V R = 50 V, V IN = 0.4 V* 5 — — 50 µAClamp Diode V F All I F = 350 mA 6 — 1.5 2.0 VTurn-On Delay t ON All 0.5 E IN to 0.5 E OUT , R L = 100Ω, — — 1.0 2.0 µsV S = 35 VTurn-Off Delay t OFF All 0.5 E IN to 0.5 E OUT , R L = 100Ω, — — 5.0 10 µsV S = 35 V, See NoteNOTES:Turn-off delay is influenced by load conditions. Systems applications well below the specified output loading may requiretiming considerations for some designs, i.e., multiplexed displays or when used in combination with sink drivers in a totempole configuration.Negative current is defined as coming out of (sourcing) the specified device terminal.* All inputs simultaneously.† Complete part number includes a prefix (A or UDN) and a suffix (A or SLW) as follows:UDN2981A, UDN2982A, UDN2982LW, or A2982SLW.www.allegromicro.com 3
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