1N18 データシートの表示（PDF） - Daesan Electronics Corp.

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1N18

CURRENT 1.0Ampere VOLTAGE 20 to 40 Volts

Daesan Electronics Corp. 

1N17 THRU 1N19

CURRENT 1.0Ampere

VOLTAGE 20 to 40 Volts

Features

· Plastic Package has Underwriters Laboratory

Flammability Classification 94V-0

· Metal silicon junction, majority carrier conduction

· Low power loss, high efficiency

· High current capability, Low forward voltage drop

· High surge capability

· For use in low voltage, high frequency inverters,

free wheeling, and polarity protection applications

R-1

0.102(2.6)

0.091(2.3)

DIA.

0.787(20.0)

MIN.

0.126(3.2)

0.106(2.7)

Mechanical Data

· Case : R-1 molded plastic body

· Terminals : Plated axial leads, solderable per

MIL-STD-750, Method 2026

· Polarity : Color band denotes cathode end

· Weight : 0.007 ounce, 0.20 gram

0.025(0.65)

0.021(0.55)

DIA.

0.787(20.0)

MIN.

Dimensions in inches and (millimeters)

Maximum Ratings and Electrical Characteristics

(Ratings at 25℃ ambient temperature unless otherwise specified, single phase, half wave, resistive or inductive

load. For capacitive load, derate by 20%)

Maximum repetitive peak reverse voltage

Maximum RMS voltage

Maximum DC blocking Voltage

Maximum non-repetitive peak reverse voltage

Maximum average forward rectified

current 0.375"(9.5mm) lead length at TL=90℃

Peak forward surge current 8.3ms single half

sine-wave superimposed on rated load

(JEDEC method) at TL=70℃

Maximum instantaneous forward voltage at 1.0A (Note 1)

Maximum instantaneous forward voltage at 3.1A (Note 2)

Maximum instantaneous reverse current

at rated DC blocking voltage (Note1)

TA=25℃

TA=100℃

Typical junction capacitance (Note 3)

Symbols

VRRM

VRMS

VDC

VRSM

I(AV)

IFSM

VF

VF

IR

CJ

1N17

20

14

20

24

1N18

30

21

30

36

1.0

0.450

0.750

25.0

0.550

0.875

0.5

10.0

110.0

1N19

40

28

40

48

0.600

0.900

Typical thermal resistance (Note 2)

Operating junction temperature range

RθJA

RθJL

TJ, TSTG

50.0

15.0

-65 to +125

Notes:

(1) Pulse test: 300μS pulse width, 1% duty cycle

(2) Thermal resistance from junction to ambient P.C.B. mounted, 0.5"(12.7mm) lead length

(3) Measured 1.0MHz and reverse voltage of 4.0 volts

Units

Volts

Volts

Volts

Volts

Amp

Amps

Volts

mA

PF

℃/W

℃

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