SF31(G)

更新时间： 2024-10-29 13:13:23

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技术参数
数据手册

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SF31(G) 技术参数

Case Style：	DO-27	IF(A)：	3
VRRM (V)：	50	IFSM (A)：	125
VF (V)：	0.95	@ IF (A)：	3
Maximum reverse current：	5	TRR(nS)：	35
class：	Diodes

SF31(G) 数据手册

SF31G-SF38G

3.0 AMP. Glass Passivated Super Fast Rectifiers

DO-201AD

Features

ꢀ

High efficiency, low VF

High current capability

High reliability

High surge current capability

Low power loss.

For use in low voltage, high frequency inventor, free

wheeling, and polarity protection application

Mechanical Data

ꢀ

Case: Molded plastic

Epoxy: UL 94V-0 rate flame retardant

Polarity: Color band denotes cathode

High temperature soldering guaranteed:

260 C/10 seconds/.375”,(9.5mm) lead

Dimensions in inches and (millimeters)

lengths at 5 lbs., (2.3kg) tension

Mounting position: Any

Weight: 1.2 grams

ꢀ

Maximum Ratings and Electrical Characteristics

Rating at 25 C ambient temperature unless otherwise specified.

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

For capacitive load, derate current by 20%

38G

Symbol SF SF

Type Number

Units

31G 32G 33G 34G 35G 36G 37G

Maximum Recurrent Peak Reverse Voltage

Maximum RMS Voltage

50 100 150 200 300 400 500 600

35 70 105 140 210 280 350 420

50 100 150 200 300 400 500 600

V_RRM

V_RMS

V_DC

Maximum DC Blocking Voltage

Maximum Average Forward Rectified

Current .375 (9.5mm) Lead Length

3.0

I_(AV)

@T_A= 55 C

Peak Forward Surge Current, 8.3 ms Single

Half Sine-wave Superimposed on Rated

Load (JEDEC method )

125

I_FSM

Maximum Instantaneous Forward Voltage

@ 3.0A

0.95

1.3

1.7

V_F

Maximum DC Reverse Current @ T_A=25 C

5.0

I_R

at Rated DC Blocking Voltage @ T_A=125 C

100

Maximum Reverse Recovery Time (Note 1)

Typical Junction Capacitance (Note 2)

Typical Thermal Resistance

Trr

θJA

C/W

θJL

Operating Temperature Range T_J

Storage Temperature Range T_STG

T_J

-65 to +150

T_STG

1. Reverse Recovery Test Conditions: I_F=0.5A, I_R=1.0A, I_RR=0.25A

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

3. Mount on Cu-Pad Size 16mm x 16mm on PCB.

Notes:

http://www.luguang.cn

mail:lge@luguang.cn

中文翻译

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