Datasheet > 1N4448W

1N4448W

更新时间： 2024-11-24 06:25:51

品牌	Logo	应用领域
SECOS		二极管开关
页数	文件大小	规格书
2页	85K
描述
Surface Mount Fast Switching Diode

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1N4448W 数据手册

1N4448W

Surface Mount Fast Switching Diode

Elektronische Bauelemente

RoHS Compliant Product

A suffix of “-C” specifies halogen & lead-free

DESCRIPTION

SOD-123

Fast switching speed

Ultra-Small surface mount package

For general purpose switching applications

High conductance

Cathode Band

Also available in lead-free version

MECHANICAL DATA

Case: SOD-123, Plastic

Epoxy: UL 94V-0 rate flame retardant

Metallurgically bonded construction

Polarity: Color band denotes cathode end

Mounting position: Any

Millimeter

REF.

Min.

1.05

Max.

Min.

Max.

1.70

2.80

3.85

1.25

1.50

2.60

3.55

Weight: 0.0094 grams

0.10 REF.

1.05

0.45

0.08

1.15

0.65

0.15

0.50 REF.

MARKING

ABSOLUTE MAXIMUM RATINGS

(at Ta = 25°C unless otherwise specified, single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%.)

Parameter

Non-Repetitive Peak Reverse Voltage

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

Symbol

V_RM

Value

Unit

100

V_RRM

V_RWM

V_R

RMS Reverse Voltage

V_R(RMS)

I_FM

Forward Continuous Current

Average Rectified Output Current

500

250

I_O

4.0

2.0

@ t = 1.0µs

@ t = 1.0s

Non-Repetitive Peak Forward Surge Current

I_FSM

Power Dissipation (Note 1)

P_D

R_θJA

400

315

℃ / W

℃

Thermal Resistance Junction to Ambient Air (Note 1)

Operating Temperature, Storage Temperature

T_J, T_STG

-65 ~ 150

ELECTRICAL CHARACTERISTICS ^{(at Ta = 25°C unless otherwise specified)}

Parameters

Symbol Min. Max.

Unit

Test Conditions

Reverse Breakdown Voltage

V_RM

I_R= 1.0µA

0.715

0.855

1.0

I_F= 1.0 mA

I_F= 10 mA

I_F= 50 mA

I_F= 150 mA

Forward Voltage (Note 2)

V_FM

1.25

V_R= 75V

2.5

µA

V_R= 75V, T_J= 150 °C

V_R= 25V, T_J= 150 °C

V_R= 20V

Peak Reverse Current (Note 2)

I_RM

Total Capacitance

C_T

t_RR

4.0

V_R= 0, f = 1.0 MHz

I_F= I_R= 10mA,

I_rr= 0.1x I_R, R_L= 100 Ω

Reverse Recovery Time

NOTES:

1. Part mounted on FR-4 PC board with recommended pad layout

2. Short duration test pulse used to minimize self-heating effect.

01-Jun-2004 Rev. B

Page 1 of 2

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