QH8K22 Datasheet 40V Nch+Nch Small Signal MOSFET llOutline V 40V DSS R (Max.) 46m DS(on) TSMT8 I 6.5A D P 2.5W D llFeatures llInner circuit 1) Low on - resistance 2) Small Surface Mount Package (TSMT8) 3) Pb-free lead plating RoHS compliant 4) Halogen Free llPackaging specifications Embossed Packing Tape llApplication Reel size (mm) 180 Switching Tape width (mm) 8 Type Basic ordering unit (pcs) 3000 Taping code TCR Marking K22 llAbsolute maximum ratings (T = 25C ,unless otherwise specified) <Tr1 and Tr2> a Parameter Symbol Value Unit V Drain - Source voltage 40 V DSS *1 I Continuous drain current 6.5 A D *2 I Pulsed drain current 18 A DP V Gate - Source voltage 20 V GSS *3 I Avalanche current, single pulse 4.5 A AS *3 E Avalanche energy, single pulse 1.6 mJ AS *1 P 2.5 D *4 P Power dissipation (total) 1.5 W D *5 P 1.1 D T Junction temperature 150 j T Operating junction and storage temperature range -55 to +150 stg www.rohm.com 1/11 20170612 - Rev.003 2017 ROHM Co., Ltd. All rights reserved. QH8K22 Datasheet llThermal resistance Values Parameter Symbol Unit Min. Typ. Max. *4 R - - 83.3 thJA Thermal resistance, junction - ambient (total) /W *5 R - - 113 thJA llElectrical characteristics (T = 25C) <Tr1 and Tr2> a Values Parameter Symbol Conditions Unit Min. Typ. Max. Drain - Source breakdown V V = 0V, I = 1mA 40 - - V (BR)DSS GS D voltage V (BR)DSS I = 1mA D Breakdown voltage - 26.2 - mV/ temperature coefficient T j referenced to 25 Zero gate voltage I V = 40V, V = 0V - - 1 A DSS DS GS drain current Gate - Source I V = 0V, V = 20V - - 100 nA GSS DS GS leakage current Gate threshold V V = V , I = 10A 1.0 - 2.5 V GS(th) DS GS D voltage V I = 1mA GS(th) D Gate threshold voltage - -4.9 - mV/ temperature coefficient T j referenced to 25 V = 10V, I = 6.5A - 35 46 GS D Static drain - source *5 R m DS(on) on - state resistance V = 4.5V, I = 4.5A - 44 59 GS D Gate resistance R f = 1MHz, open drain - 3.5 - G Forward Transfer *5 Y V = 5V, I = 4.5A 2.6 - - S fs DS D Admittance *1 Pw 1s, Limited only by maximum temperature allowed. *2 Pw 10s, Duty cycle 1% *3 L 0.1mH, V = 20V, R = 25, Starting T = 25 Fig.3-1,3-2 DD G j *4 Mounted on a ceramic board (30300.8mm) *5 Mounted on a FR4 (25250.8mm) *6 Pulsed www.rohm.com 2017 ROHM Co., Ltd. All rights reserved. 2/11 20170612 - Rev.003