TT8J21 Datasheet -20V Pch + Pch Middle Power MOSFET llOutline TSST8 V -20V DSS R (Max.) 68m DS(on) I 2.5A D P 1.25W D llFeatures llInner circuit 1) Low on - resistance. 2) -1.5V Drive. 3) Built-in G-S Protection Diode. 4) Small Surface Mount Package (TSST8). 5) Pb-free lead plating RoHS compliant llPackaging specifications Embossed Packing Tape llApplication Reel size (mm) 180 Switching Tape width (mm) 8 Type Basic ordering unit (pcs) 3000 Taping code TR Marking J21 llAbsolute maximum ratings (T = 25C) <It is the same ratings for the Tr1 and Tr2> a Parameter Symbol Value Unit V Drain - Source voltage -20 V DSS Continuous drain current I 2.5 A D *1 I Pulsed drain current 10 A D,pulse V Gate - Source voltage 10 V GSS total 1.25 *2 P D Power dissipation element 1.0 W *3 P total 0.6 D T Junction temperature 150 j T Range of storage temperature -55 to +150 stg www.rohm.com 2015 ROHM Co., Ltd. All rights reserved. 1/11 20150730 - Rev.001 TT8J21 Datasheet llThermal resistance Values Parameter Symbol Unit Min. Typ. Max. total - - 100 *2 R thJA Thermal resistance, junction - ambient element - - 125 /W *3 R total - - 208 thJA llElectrical characteristics (T = 25C) <It is the same characteristics for the Tr1 and Tr2> a Values Parameter Symbol Conditions Unit Min. Typ. Max. Drain - Source breakdown V V = 0V, I = -1mA -20 - - V (BR)DSS GS D voltage V I = -1mA (BR)DSS D Breakdown voltage - -21.9 - mV/ temperature coefficient T referenced to 25 j Zero gate voltage I V = -20V, V = 0V - - -1 A DSS DS GS drain current Gate - Source I V = 0V, V = 10V - - 10 A GSS DS GS leakage current Gate threshold V V = -10V, I = -1mA -0.3 - -1.0 V GS(th) DS D voltage V I = -1mA GS(th) D Gate threshold voltage - 2.4 - mV/ temperature coefficient T referenced to 25 j V = -4.5V, I = -2.5A - 49 68 GS D V = -2.5V, I = -1.2A - 68 95 GS D Static drain - source *4 R m DS(on) on - state resistance V = -1.8V, I = -1.2A - 100 150 GS D V = -1.5V, I = -0.5A - 140 280 GS D R Gate input resistance f = 1MHz, open drain - 12 - G Forward Transfer *4 Y V = -10V, I = -2.5A 2.5 - - S fs DS D Admittance www.rohm.com 2015 ROHM Co., Ltd. All rights reserved. 2/11 20150730 - Rev.001