-Plastic package has underwriters laboratory flammability classification 94V-0 -600W, surge capability at 1mS. -Excellent clamping capability. -Low Zener impedance. -Fast response time: typically less than 1.0pS from 0 volt to BV min. -Typical IR less than 1μA above 10V. 1.000(25.40) MIN. DO-15 0.0.