Diodes 1N4933 - 1N4937 User Manual download pdf

DS26002 Rev. 7 - 2

1 of 2

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1N4933-1N4937

1N4933 - 1N4937

1.0A FAST RECOVERY RECTIFIER

Features

• Diffused Junction

• Fast Switching for High Efficiency

• High Current Capability and Low Forward Voltage Drop

• Surge Overload Rating to 30A Peak

• Low Reverse Leakage Current

• Lead Free Finish, RoHS Compliant (Note 4)

Mechanical Data

• Case: DO-41

• Case Material: Molded Plastic. UL Flammability Classification Rating

94V-0

• Moisture Sensitivity: Level 1 per J-STD-020D

• Terminals: Finish - Bright Tin. Plated Leads Solderable per MIL-

STD-202, Method 208

• Polarity: Cathode Band

• Mounting Position: Any

• Ordering Information: See Page 2

• Marking: Type Number

• 0.35 grams (approximate)

Dim

DO-41 Plastic

Min Max

A 25.40

⎯

B 4.06 5.21

C 0.71 0.864

D 2.00 2.72

All Dimensions in mm

Maximum Ratings and Electrical Characteristics @T

= 25°C unless otherwise specified

Single phase, half wave, 60Hz, resistive or inductive load.

For capacitive load, derate current by 20%.

Characteristic Symbol 1N4933 1N4934 1N4935 1N4936 1N4937 Unit

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage (Note 5)

RRM

RWM

50 100 200 400 600 V

RMS Reverse Voltage

R(RMS)

35 70 140 280 420 V

Average Rectified Output Current (Note 1) @ T

= 75°C I

1.0 A

Non-Repetitive Peak Forward Surge Current 8.3ms

Single Half Sine-Wave Superimposed on Rated Load

FSM

30 A

Forward Voltage Drop @ I

= 1.0A V

1.2 V

Peak Reverse Current @T

= 25°C

at Rated DC Blocking Voltage (Note 5) @ T

= 100°C

5.0

100

μA

Reverse Recovery Time (Note 3)

200 ns

Typical Total Capacitance (Note 2)

15 pF

Typical Thermal Resistance Junction to Ambient

100 °C/W

Operating and Storage Temperature Range

STG

-65 to +150

°C

Notes: 1. Leads maintained at ambient temperature at a distance of 9.5mm from the case.

2. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.

3. Measured with I

= 0.5A, I

= 1A, I

= 0.25A.

4. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied, see EU Directive 2002/95/EC Annex Notes.

5. Short duration pulse test used to minimize self-heating effect.

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Page 1 - 1N4933 - 1N4937

DS26002 Rev. 7 - 2 1 of 2 www.diodes.com 1N4933-1N4937 © Diodes Incorporated 1N4933 - 1N4937 1.0A FAST RECOVERY RECTIFIER Features • Diffused J

Page 2 - Sine-Wave

DS26002 Rev. 7 - 2 2 of 2 www.diodes.com 1N4933-1N4937 © Diodes Incorporated 025 50 75 100 125 1501750.20.40.60.81.00I, AVERAGE FORWARD RECTIF

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