Datasheet > LL4448

LL4448

更新时间： 2024-11-14 05:41:59

品牌	Logo	应用领域
DIOTECH		小信号开关二极管
页数	文件大小	规格书
2页	627K
描述
SMALL SIGNAL SWITCHING DIODE

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中文翻译

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数据手册

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LL4448 数据手册

LL4148 / LL4448

SMALL SIGNAL SWITCHING DIODE

FEATURES

MINI MELF (LL-34)

● Silicon epitaxial planar diode

● Fast switching diodes

● 500mw power dissipation

● High temperature soldering guaranteed

250℃/10S at terminals

0.063(1.6)

DIA.

0.055(1.4)

MECHANICAL DATA

0.020(0.5)

0.012(0.3)

0.020(0.5)

0.012(0.3)

Case: MINI MELF glass sealed envelope.

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

Method 2026

Polarity: Color band denotes cathode end

Mounting Position: Any

Weight:0.002 ounce, 0.05 grams

0.146(3.7)

0.130(3.3)

Dimensions in inches and (millimeters)

Maximum Ratings ( T =25 C Unless otherwise noted)

Symbol

LL4148 / LL4448

100

Characteristic

Unit

Non-Repetitive Peak Voltage

V_RM

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

V_PWM

V_RWM

V_R

Average Rectified Output Current ⁽¹⁾

150

2.0

I_O

Non-Repetitive Peak Forward Surge Current

@t=1.0us

FSM

Power Dissipation

500

300

K/W

Thermal Resistance Junction to Ambient

Operating and Strorage Temperature Range

θJA

TSTG

-65 to +175

Electrical Characteristics ( T_A=25 C Unless otherwise noted)

Min

Unit

Characteristic

Symbol

Max

Reverse Breakdown Voltage

I_R= 100ua

(BR)R

100

Forward Voltage

LL4148

LL4448

I =10 mA

1.0

0.72

1.0

I =5 mA

0.62

I =100 mA

Leakage Current

V_R=20V

V_R=75V

µA

V_R=75V, Tj=150

Junction Capacitance

Reverse Recovery Time

TRR

I =10 mA, I =1mA, V =6V, R =100

Ω

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

中文翻译

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