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SMDJ440A

Littelfuse
Part Number SMDJ440A
Manufacturer Littelfuse
Description Transient Voltage Suppression Diodes
Published Feb 11, 2020
Detailed Description SMDJ Series TVS Diodes Surface Mount – 3000W > SMDJ series RoHS Pb e3 Uni-directional Bi-directional Agency Approv...
Datasheet PDF File SMDJ440A PDF File

SMDJ440A
SMDJ440A

Overview
SMDJ Series TVS Diodes Surface Mount – 3000W > SMDJ series RoHS Pb e3 Uni-directional Bi-directional Agency Approvals Agency Agency File Number E230531 Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10/1000µs Waveform (Fig.
2a,t4T) A=25ºC (Note 1,2,5) PPPM 3000 W Power Dissipation on Infinite Heat Sink at TL=50OC PD 6.
5 W Peak Forward Surge Current, 8.
3ms Single Half Sine Wave (Note 3) IFSM 300 A Maximum Instantaneous Forward Voltage at 100A for Unidirectional Only(Note 4) VF 3.
5/5.
0 V Operating Temperature Range TJ -65 to 150 °C Storage Temperature Range TSTG -65 to 175 °C Typical Thermal Resistance Junction to Lead RƟJL 15 °C/W Typical Thermal Resistance Junction to Ambient RƟJA 75 °C/W Notes: 1.
Non-repetitive current pulse , per Fig.
4 and derated above TJ (initial) =25OC per Fig.
3.
2.
Mounted on copper pad area of 0.
31x0.
31” (8.
0 x 8.
0mm) to each terminal.
3.
Measured on 8.
3ms single half sine wave or equivalent square wave for unidirectional component only, duty cycle=4 per minute maximum.
4.
VF < 3.
5V for single die parts and VF< 5.
0V for stacked-die parts.
5.
TdheetaPilPsP.
M of stacked-die parts is 4000W and please contact Littelfuse for stacked-die part Functional Diagram Description The SMDJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
Features • a3t01000/W100P0PPμMscwapavaebfiloitrym, • Low incremental surge resistance repetition rate (duty cycles):0.
01% • For surface mounted applications in order to optimize board space • VTyBpR imcailnI>R 1le2sVs than 2μA when • High temperature to reflow soldering guaranteed: 260°C/40sec • Low profile package • Typical failure mode is short from over-specified voltage or • VxCBo(RTeJ@ff-icT2iJ5e=)n)V(tα,BRtTy@:pT2iec5ma°lCpexra(1tu+rαe T current value is 0.
1%) • ...


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