Dimensions in mm

Dimensions in mm

SEMTECH ELECTRONICS LTD.

DB157S

Bridge RectifiersDB-S

IC BRIDGE RECTIFIER 1PHASE 1KV 1.5A DB-S

Single-phase glass passivated silicon surface mount bridge rectifier, DB157S, 1.5A, 1000V, DB-S package, operating temperature -55 to +150°C.Checked against the datasheet

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Technical parameters

Datasheet-verified parameters

15 items
ParameterValue and test conditionsSource
Maximum recurrent peak reverse voltage1000 Volts
Maximum average forward rectified current1.5 Amps at $T_A=40°C$ (Note 2)
Maximum forward voltage1.1 Volts at 1.5A DC and 25°C
TypeSingle-phase glass passivated silicon surface mount bridge rectifiers
PackageDB-S
Operating and storage temperature range-55 to +150 °C
Maximum RMS voltage700 Volts
Maximum DC blocking voltage1000 Volts
Peak forward surge current50 Amps (8.3ms single half-sine-wave superimposed on rated load)
Maximum reverse current5 μAmps at $T_A$ =25°C; 500 mAmps at $T_A$ =125 °C
Typical junction capacitance25 Pf (Measured at 1 MHz and applied reverse voltage of 4.0 VDC)
Typical thermal resistance (Junction to Ambient)40 °C/w (Units mounted on P.C.B. with 0.5*0.5”(13*13mm) copper pads)
Typical thermal resistance (Junction to Lead)15 °C/w (Units mounted on P.C.B. with 0.5*0.5”(13*13mm) copper pads)
Flammability ClassificationUnderwriters Laboratory Flammability Classification 94V-O
CertificationISO/TS 16949:2002, ISO14001:2004, ISO9001:2000

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DatasheetDatasheet · 234.6 KB · 2026-11-03
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