SMAJ20CA-HF

SMD Transient Voltage Suppressor SMAJ5.0(C)A-HF Thru. SMAJ440(C)A-HF Working Peak Reverse Voltage: 5.0 to 440 Volts Power Dissipation: 400 Watts RoHS Device Halogen Free SMA/DO-214AC Features - 400W peak pulse power capability with a 10/1000µs waveform, repetitive rate (duty cycle):0.01% 0.187(4.75) 0.167(4.25) - For surface mounted applications to optimize board space 0.062(1.58) 0.049(1.25) - Low incremental surge impedance 0.111(2.83) 0.094(2.40) - Excellent clamping capability - Very fast response time - Uni and Bidirectional unit - Plastic package has underwriters laboratory flammability 94V-0 0.208(5.28) 0.194(4.93) - Meet Halogen free and RoHS compliant 0.091(2.30) 0.075(1.90) 0.056(1.41) 0.030(0.76) Mechanical data 0.012(0.31) 0.006(0.15) 0.008(0.20) 0.003(0.08) Dimensions in inches and (millimeter) - Case: SMA/DO-214AC, molded plastic. - Terminals: solderable per MIL-STD-750, method 2026. - Polarity: Color band denotes positive end (cathode) bi-directional models Circuit Diagram Bi-directional Uni-directional Maximum Ratings and Electrical Characteristics Rating at 25°C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz resistive or inductive load. For capacitive load, derate current by 20%. Symbol Value Units Peak power dissipation on a 10/1000μs waveform (Note 1) PPP 400 W Peak pulse current on a 10/1000μs waveform (Note 1) IPP See Next Table A Steady state power dissipation at TL=50°C PD 1.0 W Peak forward surge current, 8.3ms single half sine-wave uni-directional only (Note 2) IFSM 40 A Maximum instantaneous forward voltage at 25 A for uni-directional only VF 3.5/5.0 V TJ, TSTG -55 to +150 °C Characteristics Operation junction and storage temperature range Notes: 1. Non-repetitive current pulse, and derated above TA=25°C 2. Mounted on 0.2 x 0.2" (5.0 x 5.0 mm) copper pads to each terminal 3. VF