. No heat sink needed during 9 V operation . P = 2.9 W × 2 (V = 9 V, R = 3.2 Ω, THD = 10%). . Less quiescent current. (V = 9 V, 20 mA, typ). . Operating voltage range: V op = 4.2 to 16 V. O CC L CC CC SANYO : SIP14HZ Allowable power dissipation, Pd max − W With arbitrarily large heat sink Al he.