- 400 -

1N4933 THRU 1N4937

1.0 AMP. Fast Recovery Rectifiers

Voltage Range

50 to 600 Volts

Current

1.0 Ampere

Features

Low forward voltage drop

High current capability

High reliability

High surge current capability

Mechanical Data

Cases: Molded plastic

Epoxy: UL 94V-O rate flame retardant

Lead: Axial leads, solderable per MIL-

STD-202, Method 208 guaranteed

Polarity: Color band denotes cathode end

High temperature soldering guaranteed:

260

lengths at 5 lbs., (2.3kg) tension

Weight: 0.34gram

DO-41

Dimensions in inches and (millimeters)

Maximum Ratings and Electrical Characteristics

Rating at 25

℃ambient temperature unless otherwise specified.

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

For capacitive load, derate current by 20%

Type Number

Symbol

1N

4933

1N

4934

1N

4935

1N

4936

1N

4937

Units

Maximum Recurrent Peak Reverse Voltage

50

100

200

400

600

V

Maximum RMS Voltage

35

70

140

280

420

V

Maximum DC Blocking Voltage

50

100

200

400

600

V

Maximum Average Forward Rectified Current

℃

1.0

A

Peak Forward Surge Current, 8.3 ms Single

Half Sine-wave Superimposed on Rated Load

(JEDEC method )

30

A

Maximum Instantaneous Forward Voltage

@ 1.0A

1.2

V

℃

℃

5.0

100

uA

uA

Maximum Reverse Recovery Time ( Note 1 )

Trr

200

nS

Typical Junction Capacitance

( Note 2 )

Cj

10

pF

Typical Thermal Resistance

( Note 3 )

R

65

Operating Temperature Range

-65 to +150

℃

Storage Temperature Range

-65 to +150

℃

Notes: 1. Reverse Recovery Test Conditions: IF=1.0A, VR=30V, di/dt=50A/uS, Irr=10%

IRM for Measurement of trr.

2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C.

3. Mount on Cu-Pad Size 5mm x 5mm on P.C.B.