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UF3A

更新时间：2025-07-12 05:48:08

品牌：HY

描述：SURFACE MOUNT GLASS ULTRA FAST RECTIFIERS

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免费 PCB/SMT

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UF3A 概述

SURFACE MOUNT GLASS ULTRA FAST RECTIFIERS 表面安装玻璃超快速整流二极管

UF3A 数据手册

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UF3A thru UF3M

SURFACE MOUNT

REVERSE VOLTAGE - 50 to 1000 Volts

FORWARD CURRENT - 3.0 Amperes

GLASS ULTRA FAST RECTIFIERS

FEATURES

● Low cost

SMC

● Diffused junction

● Ultra fast switching for high efficiency

● Low reverse leakage current

● Low forward voltage drop

.128(3.25)

.108(2.75)

.245(6.22)

.220(5.59)

● High current capability

● The plastic material carries UL recognition 94V-0

.280(7.11)

.260(6.60)

.012(.305)

.006(.152)

.103(2.62)

.079(2.00)

MECHANICAL DATA

●Case： Molded Plastic

.008(.203)

.002(.051)

.060(1.52)

.030(0.76)

●Polarity:Color band denotes cathode

●Weight: 0.007 ounces,0.21 grams

●Mounting position: Any

.320(8.13)

.305(7.75)

Dimensions in inches and (millimeters)

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Rating at 25℃ ambient temperature unless otherwise specified.

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

For capacitive load, derate current by 20%

SYMBOL UF3A

UF3B UF3D UF3G

UF3J

600

UF3K UF3M

UNIT

CHARACTERISTICS

Maximum Recurrent Peak Reverse Voltage

Maximum RMS Voltage

VRRM

VRMS

VDC

100

200

140

200

400

280

400

800

560

800

1000

700

420

Maximum DC Blocking Voltage

100

600

1000

Maximum Average Forward

I(AV)

3.0

Rectified Current

@TA =55 ℃

Peak Forward Surage Current

8.3ms Single Half Sine-Wave

Super Imposed on Rated Load(JEDEC Method)

IFSM

150

1.0

1.7

Peak Forward Voltage at 3.0A DC(Note1)

1.3

5.0

Maximum DC Reverse Current

at Rated DC Blocking Voltage

@TJ=25℃

100

@TJ=100℃

Maximum Reverse Recovery Time(Note 1)

Typical Junction Capacitance (Note2)

Typical Thermal Resistance (Note3)

Operating Temperature Range

TRR

RθJA

℃/W

℃

-50 to +150

Storage Temperature Range

TSTG

℃

NOTES: 1.Measured with IF=0.5A，IR=1A ，IRR=0.25A

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

3.Thermal resistance junction to ambient

~ 89 ~

RATING AND CHARACTERTIC CURVES

UF3A thru UF3M

FIG. 1 – FORWARD CURRENT DERATING CURVE

FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT

200

3.0

SINGLE PHASE HALF WAVE 60Hz

RESISTIVE OR INDUCTIVE LOAD

2.5

150

100

2.0

1.5

1.0

0.5

SINGLE HALF-SINE-WAVE

(JEDEC METHOD)

100

125

150

175

100

NUMBER OF CYCLES AT 60Hz

AMBIENT TEMPERATURE (℃)

FIG.4-TYPICAL FORWARD CHARACTERISTICS

FIG.3 – TYPICAL JUNCTION CAPACITANCE

100

1000

100

UF3A -UF3D

UF3A -UF3G

UF3J -UF3M

1.0

0.1

TJ = 25°C

PULSE WIDTH 300us

Tj = 25°C f = 1 MHz

1.8

1.2

1.4 1.6

0.2

0.4

0.6

0.8

1.0

100

1.0

0.1

INSTANTANEOUS FORWARD VOLTAGE (VOLTS)

REVERSE VOLTAGE (VOLTS)

~ 90 ~

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