LL4448 datasheet(1/3 Pages) YEASHIN

Il numero della parte	LL4448

Spiegazioni elettronici	500 mW LL-34 Hermetically Sealed Glass Fast Switching Diodes

PDF	3 Pages

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Produttore elettronici	YEASHIN [Yea Shin Technology Co., Ltd]

Homepage	http://www.yeashin.com

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DATA SHEET

SEMICONDUCTOR

LL4148/ LL4448/ LL914B

500 mW LL-34 Hermetically

Sealed Glass Fast Switching

Diodes

Absolute Maximum Ratings

TA = 25°C unless otherwise noted

Symbol

Parameter

Value

Units

PD

Power Dissipation

500

mW

TSTG

Storage Temperature Range

-65 to +200

°C

TJ

Operating Junction Temperature

+175

°C

WIV

Working Inverse Voltage

75

V

IO

Average Rectified Current

150

mA

IFM

Non-repetitive Peak Forward Current

450

mA

IFSURGE

Peak Forward Surge Current

2

A

These ratings are limiting values above which the serviceability of the diode may be impaired.

Specification Features:

Fast Switching Device (TRR <4.0 nS)

LL-34 (Mini-MELF) Package

Surface Device Type Mounting

Hermetically Sealed Glass

Compression Bonded Construction

All external surfaces are corrosion resistant and leads are readily solderable

1

st band indicates negative polarity

Cathode

Anode

ELECTRICAL SYMBOL

DEVICE MARKING DIAGRAM

Cathode Band Color : Black

SURFACE MOUNT

LL34

Electrical Characteristics

TA = 25°C unless otherwise noted

Limits

Symbol

Parameter

Test Condition

Min

Max

Unit

BV

Breakdown Voltage

IR=100µA

IR=5µA

100

75

Volts

IR

Reverse Leakage Current

VR=20V

VR=75V

25

5

nA

µA

VF

Forward Voltage

LL4448, LL914B

TCLL4148, LL4148

LL4448, LL914B

IF=5mA

IF=10mA

IF=100mA

0.62

0.72

1.0

Volts

TRR

Reverse Recovery Time

IF=IR=10mA

RL=100

Ω

IRR=1mA

4

nS

C

Capacitance

VR=0V, f=1MHZ

4

pF

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REV.03 20140409

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