Details, datasheet, quote on part number: 70U20
CategoryDiscrete => Diodes & Rectifiers
DescriptionDiode 250a 200v
DatasheetDownload 70U20 datasheet
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Features, Applications


Alloy diode Peak reverse voltage to 1000V Popular series for rough service Standard JEDEC types Stud cathode and stud anode version

Typical Applications
Welders Power supplies Motor controls Battery chargers General industrial current rectification
VRSM , maximum nonrepetitive peak rev. voltage V

* Also available as JEDEC series: 1N3735 through 1N3743; 1N2054 through 1N2068; 1N4044 through 1N4056.

I F(AV) I FSM Max. average forward current @ Case temperature Max. peak, one-cycle forward, non-repetitive surge current

No voltage reapplied 100% VRRM reapplied No voltage reapplied 100% VRRM reapplied Sinusoidal half wave, Initial = TJ max.

Maximum I2 t for fusing Max. value of threshold voltage Max. value of forward slope resistance Max. peak forward voltage

(IFM x IF(AV) (785A peak), = 25°C (IFM x IF(AV) (942A peak), = 25°C

Max. junction operating temperature range Max. storage temperature range Max. thermal resistance, junction to case Max. thermal resistance, case to heatsink Max. allowed mounting torque +0 -20%

DC operation K/W Nm g JEDEC (See Outline Table) Mounting surface, smooth, flat and greased Not lubricated threads Lubricated threads

(The following table shows the increment of thermal resistence RthJC when devices operate at different conduction angles than DC)

= Standard 300U device = Standard 70U device = 300U Top Threaded version = 70U with Pinch Bolt = Essential Part Number = Flat Base, available only on 72UF Series

None = Normal Stud R = Stud Reverse Polarity (Anode to Stud) None = Stud Normal Polarity (Cathode to Stud) Voltage code: Code 10 = VRRM (See Voltage Ratings table) A = Essential Part Number only for 300U Series None = 70U Series


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