AXIAL SILASTIC GUARD JUNCTION STANDARD RECTIFIER

VOLTAGE RANGE

1250 to 1300 Volts

BY127 THRU BY133

CURRENT

1.0 Ampere

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FEATURES

•

Low coat construction

•

Low forward voltage drop

•

Low reverse leakage

•

High forward surge current capability

•

High temperature soldering guaranteed:

260℃/10 secods/.375”(9.5mm)lead length at 5 lbs(2.3kg) tension

MECHANICAL DATA

•

Case: Transfer molded plastic

•

Epoxy: UL94V-O rate flame retardant

•

Polarity: Color band denotes cathode end

•

Lead: Plated axial lead, solderable per MIL-STD-202E method 208C

•

Mounting position: Any

•

Weight: 0.012 ounce, 0.33 grams

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

•

Ratings at 25

•

Single Phase, half wave, 60Hz, resistive or inductive load

•

For capacitive load derate current by 20%

SYMBOLS

BY127

BY133

UNIT

Maximum Repetitive Peak Reverse Voltage

1250

1300

Volts

Maximum RMS Voltage

875

910

Volts

Maximum DC Blocking Voltage

1250

1300

Volts

Maximum Average Forward Rectified Current

1.0

Amps

Peak Forward Surge Current

8.3mS single half sine wave superimposed on

rated load (JEDEC method)

30

Amps

Maximum Instantaneous Forward Voltage @ 1.0A

1.1

Volts

5.0

Maximum DC Reverse Current at Rated

DC Blocking Voltage per element

50

µA

Maximum Full Load Reverse Current, full cycle average

30

µA

Typical Junction Capacitance (Note 1)

15

pF

Typical Thermal Resistance (Note 2)

50

℃

/W

Operating Junction Temperature Range

-55 to +150

℃

Storage Temperature Range

-55 to +150

℃

Notes:

1.

Measured at 1.0MHz and Applied Reverse Voltage of 4.0V DC.

2.

Thermal Resistance from junction to ambient at .375”(9.5mm) lead length, P.C.board mounted.

1.0(25.4)

MIN.

1.0(25.4)

MIN.

.205(5.2)

.166(4.2)

.107(2.7)

.080(2.0)

DIA.

.034(0.9)

.028(0.7)

DIA.

Dimensions in inches and (millimeters)

DO-41

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