LL4148/LL4448/LL914B

500mW High Speed SMD Switching Diode

Small Signal Diode

Surface device type mounting

Moisture sensitivity level 1

Matte Tin (Sn) Terminal Finish

Pb free version and RoHS compliant

Min

Max

Min

Max

Case : Mini-MELF Package (JEDEC DO-213AC)

3.30

3.70

0.130

0.146

High temperature soldering guaranteed : 270°C/10s

1.40

1.60

0.055

0.063

0.25

0.40

0.010

0.016

1.25

1.40

0.049

0.055

Suggested PAD Layout

Package

LL34

LL34

LL34

LL34

LL34

LL34

Maximum Ratings

Notes:1. Test Condition : 8.3ms Single half Sine-Wave Superimposed on Rated Load (JEDEC Method)

Notes:2. Valid provided that electrodes are kept at ambient temperature

Repetitive peak Forward Current

500

mA

Part No.

LL4148 L0

LL4448 L0

Packing

10K / 13" Reel

10K / 13" Reel

2.5K / 7" Reel

Peak Forward Surge Current (Note 1) tp=1us

LL4148 L1

LL4448 L1

Rating at 25°C ambient temperature unless otherwise specified.

Type Number

LL914B L1

2.5K / 7" Reel

2.5K / 7" Reel

Power Dissipation

Repetitive Peak Reverse Voltage

Symbol

Reverse Voltage

Junction and Storage Temperature Range

Mean Forward Current

RθJA

Thermal Resistance (Junction to Ambient) (Note 2)

Non-Repetitive Peak Forward Current

Forward Continuous Current

mA

°C

-65 to + 200

450

150

°C/W

300

mA

300

mA

75

D

500

100

Mini-MELF (LL34)

Units

V

V

mW

HERMETICALLY SEALED GLASS

Weight : approx. 31 mg

Maximum Ratings and Electrical Characteristics

Features

Mechanical Data

Unit (mm)

Dimensions

A

B

C

All External Surfaces are Corrosion Resistant and

Leads are Readily Solderable

Value

Unit (inch)

2A

Polarity : Indicated by cathode band

Ordering Information

LL914B L0

10K / 13" Reel

2.00

0.079

2.50

0.098

1.25

0.049

0.197

5.00

Version : G12