LL4148/LL4448/LL914B

500mW High Speed SMD Switching Diode

Small Signal Diode

Surface device type mounting

Moisture sensitivity level 1

Matte Tin(Sn) lead finish with Nickel(Ni) underplate

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

Package

Mini-MELF

Mini-MELF

Maximum Ratings

Electrical Characteristics

Forward Voltage

LL4448, LL914B

LL4148

LL4448, LL914B

Junction Capacitance

Reverse Recovery Time (Note 2)

Notes:1. Valid provided that electrodes are kept at ambient temperature

Mini-MELF (LL34)

Polarity : Indicated by cathode band

Peak Forward Surge Current

HERMETICALLY SEALED GLASS

All External Surfaces are Corrosion Resistant and

Leads are Readily Solderable

Value

A

C

Non-Repetitive Peak Reverse Voltage

Symbol

Weight : 50.8 ± 0.5 mg

Units

V

Rating at 25°C ambient temperature unless otherwise specified.

Type Number

Maximum Ratings and Electrical Characteristics

Features

Mechanical Data

Unit (mm)

Unit (inch)

Dimensions

D

B

500

100

0.62

100

nA

V

75

5.0

4.0

Units

0.72

Reverse Leakage Current

V

Min

Max

pF

Trr

ns

1.0

1.0

25

4.0

μA

Reverse Breakdown Voltage

Type Number

Symbol

75

mA

°C

-65 to + 200

450

150

°C/W

300

Junction and Storage Temperature Range

Mean Forward Current

RθJA

Thermal Resistance (Junction to Ambient) (Note 1)

Non-Repetitive Peak Forward Current

mA

Power Dissipation

mW

Repetitive Peak Reverse Voltage

Pulse Width 8.3ms

Ordering Information

Part No.

Packing

A

2.0

LLxxxx L1

2.5Kpcs / 7" Reel

LLxxxx L0

10Kpcs / 13" Reel

V

C

B

A

D

Version : D09