Datasheet 1N4937-TB, 1N4937-T3, 1N4937, 1N4936-TB, 1N4936-T3 Datasheet (WTE)

WTE

POWER SEMICONDUCTORS

1N4933 – 1N4937

1.0A FAST RECOVERY RECTIFIER

Features

!

Diffused Junction

!

Low Forward Voltage Drop

!

High Current Capability A B A

!

High Reliability

!

High Surge Current Capability

Mechanical Data

!

Case: Molded Plastic D

!

Terminals: Plated Leads Solderable per

MIL-STD-202, Method 208

!

Polarity: Cathode Band

!

Weight: 0.34 grams (approx.)

!

Mounting Position: Any

!

Marking: Type Number

Maximum Ratings and Electrical Characteristics

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

RMS Reverse Voltage V

RRM

V

RWM

V

R

V

R(RMS)

50 100 200 400 600 V

35 70 140 280 420 V

Dim Min Max

A
B
C
D

All Dimensions in mm

@TA=25°C unless otherwise specified

DO-41

25.4 —

4.06 5.21

0.71 0.864

2.00 2.72

C

Average Rectified Output Current
(Note 1) @T

Non-Repetitive Peak Forward Surge Current

8.3ms Single half sine-wave superimposed on
rated load (JEDEC Method)

Forward Voltage @IF = 1.0A V
Peak Reverse Current @TA = 25°C

At Rated DC Blocking Voltage @T
Reverse Recovery Time (Note 2) t
Typical Junction Capacitance (Note 3) C
Operating Temperature Range T
Storage Temperature Range T

= 55°C

A

= 100°C

A

I

I

FSM

RM

I

STG

O

FM

rr

1.0 A

30 A

1.2 V

5.0

100
200 nS

j

j

15 pF

-65 to +125 °C

-65 to +150 °C

µA

*Glass passivated forms are available upon request

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

2. Measured with IF = 0.5A, IR = 1.0A, IRR = 0.25A. See figure 5.

3. Measured at 1.0 MHz and applied reverse voltage of 4.0V D.C.

1N4933 – 1N4937 1 of 3 © 2002 Won-Top Electronics

(AV)

I , AVERAGE FWD RECTIFIED CURRENT (A)

1.0

0.8

0.6

0.4

0.2

Single phase half-wave

60 Hz resistive or inductive load

0

25 50 75 100 125 150 175 200

T , AMBIENT TEMPERATURE (°C)

A

Fig. 1 Forward Derating Curve

30

Pulse Width 8.3ms

Single Half-Sine-Wave

(JEDEC Method)

10

1.0

0.1

F

I , INSTANTANEOUS FWD CURRENT (A)

T = 25°C

j

Pulse width = 300 µs

0.01

0.6 0.8 1.0 1.2 1.4

V , INSTANTANEOUS FORWARD VOLTAGE (V)

F

Fig. 2 Typical Forward Characteristics

100

T = 25°C

j

f = 1MHz

FSM

I , PEAK FORWARD SURGE CURRENT (A)

20

10

0

1 10 100

NUMBER OF CYCLES AT 60 Hz

Fig. 3 Peak Forward Surge Current

10 NIΩ

(+)

(-)

50 NI (Non-inductive)Ω

Device

Under

Test

50V DC
Approx

(-)

Pulse

Generator

(Note 2)

10

j

C , CAPACITANCE (pF)

1

1 10 100

V , REVERSE VOLTAGE (V)

R

Fig. 4 Typical Junction Capacitance

t

rr

+0.5A

0A

-0.25A

1.0

Ω

Oscilloscope

NI

Notes:

1. Rise Time = 7.0ns max. Input Impedance = 1.0M , 22pF.

2. Rise Time = 10ns max. Input Impedance = 50 .

(Note 1)

(+)

Ω

Ω

-1.0A

Settimebasefor5/10ns/cm

Fig. 5 Reverse Recovery Time Characteristic and Test Circuit

1N4933 – 1N4937 2 of 3 © 2002 Won-Top Electronics

ORDERING INFORMA TION

Product No.

!!!!

Package Type Shipping Quantity

1N4933-T3 DO-41 5000/Tape & Reel

1N4933-TB

DO-41 5000/T ape & Box
1N4933 DO-41 1000 Units/Box
1N4934-T3 DO-41 5000/Tape & Reel

1N4934-TB

DO-41 5000/T ape & Box
1N4934 DO-41 1000 Units/Box
1N4935-T3 DO-41 5000/Tape & Reel

1N4935-TB

DO-41 5000/T ape & Box
1N4935 DO-41 1000 Units/Box
1N4936-T3 DO-41 5000/Tape & Reel

1N4936-TB

DO-41 5000/T ape & Box
1N4936 DO-41 1000 Units/Box
1N4937-T3 DO-41 5000/Tape & Reel

1N4937-TB

DO-41 5000/T ape & Box
1N4937 DO-41 1000 Units/Box

Products listed in

!

T3 suffix refers to a 13” reel. TB suffix refers to Ammo Pack.
Shipping quantity given is for minimum packing quantity only. For minimum order
quantity, please consult the Sales Department.

bold

are WTE

Preferred

devices.

Won-Top Electronics Co., Ltd (WTE) has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any
responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to
manufacturer. WTE reserves the right to change any or all information herein without further notice.

WARNING

support devices or systems without the express written approval.

: DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life

Won-Top Electronics Co., Ltd.

No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung, Taiwan

886-7-822-5408 or 886-7-822-5410

Phone:

886-7-822-5417

Fax:

[e-mail]

Email:
Internet:

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1N4933 – 1N4937 3 of 3 © 2002 Won-Top Electronics