1N4148 查看數據表（PDF） - Diotech Company.

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产品描述 (功能)

比赛名单

1N4148

SMALL SIGNAL SWITCHING DIODE

Diotech Company. 

1N4148 / 1N4448

SMALL SIGNAL SWITCHING DIODE

FEATURES

● Silicon epitaxial planar diode

● Switching diodes

● 500mw power dissipation

● High temperature soldering guaranteed

250℃/10 seconds,0.375”(9.5mm) lead length,

5 lbs. (2.3kg) tension

MECHANICAL DATA

Case: DO-34\DO-35 glass sealed envelope.

Terminals: Plated axial leads, solderable per MIL-STD-750,

Method 2026

Polarity: Color band denotes cathode end

Mounting Position: Any

Weight:0.003 ounce, 0.09 grams(DO-34)

0.005 ounce, 0.14 grams(DO-35)

DO-34(GLASS)

DO-35(GLASS)

0.079(2.0)

MAX

1.0 2(26.0)

MIN.

0.106 (2.9)

MAX

0.079(2.0)

MAX

1.0 2(26.0)

MIN.

0.165 (4.2)

MAX

0.017(0.42)

TYP

1.0 2(26.0)

MIN.

0.020(0.52)

TYP

1.0 2(26.0)

MIN.

Dimensions in inches and (millimeters)

Maximum Ratings ( TA=25 C Unless otherwise noted)

Characteristic

Non-Repetitive Peak Voltage

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

Average Rectified Output Current (1)

Non-Repetitive Peak Forward Surge Current

@t=1.0us

Power Dissipation

Thermal Resistance Junction to Ambient

Operating and Strorage Temperature Range

Symbol

VRM

VPWM

VRWM

VR

IO

IFSM

Pd

RθJA

TJ,TSTG

1N4148 / 1N4448

100

75

150

2.0

500

300

-65 to +175

Electrical Characteristics ( TA=25 C Unless otherwise noted)

Characteristic

Reverse Breakdown Voltage

IR = 100ua

Forward Voltage

1N4148 IF=10 mA

1N4448 IF=5 mA

IF=100 mA

Leakage Current

VR=20V

VR=75V

VR =75V, Tj=150 C

Junction Capacitance

Reverse Recovery Time

IF=10 mA, IR=1mA, VR=6V, RL=100Ω

Symbol

V(BR)R

VF

IR

Cj

TRR

Min

100

0.62

-

-

-

-

-

Note: 1.Valid Provided that device Terminals are Kept at Ambient Temperature.

Max

-

1.0

0.72

1.0

25

5

50

4

4

Unit

V

V

mA

A

mW

K/W

C

Unit

V

V

µA

PF

nS

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