SM4937 datasheet(1/2 Pages) RECTRON

Il numero della parte	SM4937

Spiegazioni elettronici	SURFACE MOUNT GLASS PASSIVATED FAST RECOVERY SILICON RECTIFIER (VOLTAGE RANGE 50 to 600 Volts CURRENT 1.0 Ampere)

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Produttore elettronici	RECTRON [Rectron Semiconductor]

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RECTRON

SEMICONDUCTOR

TECHNICAL SPECIFICATION

* Fast switching

* Glass passivated device

* Ideal for surface mounted applications

* Low leakage current

* Metallurgically bonded construction

* Mounting position: Any

* Weight: 0.015 gram

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25

oC ambient temperature unless otherwise specified.

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

For capacitive load, derate current by 20%.

SM4933

THRU

SM4937

MELF

MAXIMUM RATINGS (At TA = 25

oC unless otherwise noted)

SURFACE MOUNT GLASS PASSIVATED

VOLTAGE RANGE 50 to 600 Volts CURRENT 1.0 Ampere

FAST RECOVERY SILICON RECTIFIER

ELECTRICAL CHARACTERISTICS (At TA = 25

oC unless otherwise noted)

NOTES : 1. Measured at 1.0 MHz and applied average voltage of 4.0VDC

2. Thermal resistance junction to terminal 6.0mm2 copper pads to each terminal.

3. Thermal resistance junction to ambient, 6.0mm2 copper pads to each terminal.

4. Test Conditions: IF = 1.0A, VR = 30V.

Dimensions in inches and (millimeters)

2001-4

RATINGS

Maximum Recurrent Peak Reverse Voltage

Maximum RMS Voltage

Maximum DC Blocking Voltage

Maximum Average Forward Rectified Current TA = 55

oC

Peak Forward Surge Current IFM (surge): 8.3 ms single half sine-wave

superimposed on rated load (JEDEC method)

Typical Junction Capacitance (Note 1)

Operating and Storage Temperature Range

SYMBOL

VRRM

VDC

IO

IFSM

CJ

TJ, TSTG

VRMS

Amps

30

75

-65 to + 175

0 C/ W

pF

0 C

UNITS

Volts

Maximum Thermal Resistance

(Note 2) R

θJL

100

200

400

600

50

100

200

400

600

35

70

140

280

420

30

Volts

Amps

15

0 C/ W

(Note 3) R

θJA

SM4933

SM4935

SM4936

SM4937

SM4934

50

1.0

CHARACTERISTICS

Maximum Reverse Recovery Time (Note 4)

VF

SYMBOL

IR

trr

1.2

50

100

uAmps

nSec

Maximum Full Load Reverse Current,Full cycle Average at TA = 55

oC

Maximum Forward Voltage at 1.0A DC

Maximum Average Reverse Current at

Rated DC Blocking Voltage

@TA = 25

oC

@TA = 125

oC

5.0

200

uAmps

UNITS

Volts

SM4933

SM4935

SM4936

SM4937

SM4934

MECHANICAL DATA

FEATURES

* Epoxy : Device has UL flammability classification 94V-0

.095 (2.4)

.106 (2.7)

.028 (.60)

.018 (.46)

.190 (4.8)

.205 (5.2)

SOLDERABLE

ENDS

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