SMAJ18CA

SMAJxx(C)A Series Surface Mount Transient Voltage Suppressor Rectifiers Reverse Voltage 5.0 ~ 550 V 400 Watt Peak Pulse Power DO214AC/(SMA) Features ● Glass passivated chip ● 400 W peak pulse power capability with a 10/1000 us waveform, repetitive rate (duty cycle):0.01 % ● Excellent clamping capability ● Low reverse leakage ● Very fast response time ● Lead and body according with RoHS standard Mechanical Data ● Case Case: DO214AC/(SMA) O C/(S ) Molded o ded plastic p ast c ● Lead: Solderable per MIL-STD-750, method 2026 ● Epoxy: UL 94V-0 rate flame retardant ● Polarity: Color band denotes cathode end except Bipolar Unit: inch (mm) ● Mounting position: Any Maximum Ratings & Characteristics Ratings at 25℃ ambient temperature unless otherwise specified. specified Symbols Value Unit Peak power dissipation with a 10/1000 us waveform(1) PPP 400 W Peak pulse current wih a 10/1000 us waveform(1) IPP See Next Table A Power dissipation on infinite heatsink at TL = 75 °C C PD 30 3.0 W IFSM 40 A VF 3.5/6.5 V TJ，TSTG -55 to +150 ℃ Parameter Peak forward surge current, 8.3 ms single half sinewave unidirectional only(2) Maximum instantaneous forward voltage at 25 A for unidirectional only(3) Operating junction and storage temperature range Note: 1)Non-repetitive current pulse per Fig.5 and derated above TA= 25 °C per Fig.1； 2)Measured on 8.3 ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum； 3)VF