SMBJ3.3A

SMBJ3.3A Surface Mount Transient Voltage Suppressors Working Voltage: 3.3 V Peak Pulse Power: 600 W Features ● ● ● ● ● ● ● SMB/ DO-214AA Glass passivated chip 600 W peak pulse power capability with a 10/1000 μs waveform, repetitive rate (duty cycle):0.01 % Low leakage Uni unit Excellent clamping capability Very fast response time RoHS compliant 0.191 [4.85] 0.171 [4.35] 0.087 [2.20] 0.078 [1.96] 0.148 [3.75] 0.130 [3.30] Mechanical Data ● ● ● ● ● Case: Molded plastic Epoxy: UL 94V-0 rate flame retardant Lead: Solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode end except Bipolar Mounting position: Any 0.012 [0.30] 0.006 [0.15] 0.096 [2.44] 0.084 [2.13] 0.008 [0.20] 0 [0.00] 0.059 [1.51] 0.030 [0.75] 0.217 [5.50] 0.201 [5.10] Maximum Ratings(TA=25℃ unless otherwise noted) Parameter Peak power dissipation with a 10/1000μs waveform(1) Maximum clamping voltage @ IPP = 76.9A Power dissipation on infinite heatsink at TL = 75 °C Symbol PPP VC PD Value 600 8 5.0 Unit W V W Operating junction and storage temperature range Break down voltage @ IT = 10 mA TJ, TSTG VB - 55 to +150 5.2~6.0 °C V IR 800 uA IFSM 100 A VF 3.5 V Maximum reverse leakage @ VR = 3.3 V Peak forward surge current, 8.3 ms single half sinewave unidirectional only(2) Maximum instantaneous forward voltage at 50 A for unidirectional only(3) 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 0571-87006810 www.dowosemi.cn 1／2 SMBJ3.3A AVERAGE FORWARD CURRENT, (A) AMBIENT TEMPERATURE , (℃) 100 0 100 100 25 100 150 0 75 50 25 0 0 100TJ = TJ max. 1 Peak Forward Surge Current, (A) Peak Pulse Derating in Percentage of Peak Power or Current, (%) Ratings and Characteristics Curves (TA=25℃ unless otherwise noted) 25 50 75 100 125 150 175 22 60 40 20 0 200 8.3 ms Single Half Sine-Wave 100 80 1 10 Fig. 1 - Pulse Derating Curve Fig. 2 - Maximum Non-Repetitive Surge Current 5.0 100 5 0.1 30 73 4.0 0 5 10000 0.22 ## 0 Steady State Power Dissipation, (W) 100 Number of Cycles at 60 Hz Ambient Temperature ,TA (℃) 10 Peak Power (kW) 3.0 2.0 1 1.0 0.0 0 25 50 75 100 125 150 175 0.1 200 0.1 1 10 Lead Temperature , TL (℃) Fig. 3 - Steady State Power Derating Curve Tr=10μs Peak Value (Ipp) 1000 Junction Capacitance,CJ (pF) Peak Pulse Current , (% ) td 0 TJ = 25 °C Pulse Width (td) is defined as the point where the peak current 0 to 50 %0of Ipp decays 0.2 100 Half 0.5 Value = Ipp76 1 2 50 1.5 33 μsec. Waveform 210/1000 23 as defined by R.E.A. 3 13 4 10 50 1 2 10 3 4 5 450 4000 70 5 450 2800 40 5 450 2500 7 5 450 2000 10 TJ=25 °C f=1.0MHz 1 Bi-directional @zero bias Uni-directional @zero bias 10 Bi-directional @VRWM 100 1000 Reverse Breakdown Voltage,VBR (V) Time , (ms) Fig. 5 - Pulse Waveform 0571-87006810 10000 Uni-directional @VRWM 100 1 0 1000 Fig. 4 - Peak Pulse Power Rating Curve 10000 100 100 Pulse Width ,td (μs) Fig. 6 - Typical Junction Capacitance www.dowosemi.cn 2／2