1N4448WSQ-7-F Datasheet 1N4448WS-7-F, 1N4448WSQ-7-F, 1N4448WS-7 | P1-P3

1N4448WS

Document number: DS30096 Rev. 15 - 2

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1N4448WS

SURFACE MOUNT FAST SWITCHING DIODE

Features

• Fast Switching Speed

• Small Surface Mount Package

• For General Purpose Switching Applications

• High Conductance

• Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)

• Halogen and Antimony Free. “Green” Device (Note 3)

• Qualified to AEC-Q101 Standards for High Reliability

•

PPAP Capable (Note 4)

Mechanical Data

• Case: SOD323

• Case Material: Molded Plastic, “Green” Molding Compound.

UL Flammability Classification Rating 94V-0

• Moisture Sensitivity: Level 1 per J-STD-020

• Leads: Matte Tin Finish Annealed over Alloy 42 Leadframe

(Lead-Free Plating). Solderable per MIL-STD-202, Method 208

• Polarity: Cathode Band

• Weight: 0.004 grams (Approximate)

Ordering Information (Note 5)

Part Number

Compliance

Case

Packaging

1N4448WS-7-F

Standard

SOD323

3,000/Tape & Reel

1N4448WSQ-7-F Automotive SOD323 3,000/Tape & Reel

Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.

2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"

and Lead-free.

3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and

<1000ppm antimony compounds.

4. Automotive products are AEC-Q101 qualified and are PPAP capable. For more information, please refer to

http://www.diodes.com/product_compliance_definitions.html.

5. For packaging details, go to our website at http://www.diodes.com/products/packages.html.

Marking Information

T5 = Product Type Marking Code

T5

Cathode Band

SOD323

Top View

SOD323

Device Schematic

1N4448WS

Document number: DS30096 Rev. 15 - 2

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1N4448WS

Maximum Ratings (@T

A

= +25°C, unless otherwise specified.)

Characteristic

Symbol

Value

Unit

Non-Repetitive Peak Reverse Voltage

V

RM

100 V

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

V

RRM

V

RWM

V

R

75 V

RMS Reverse Voltage

V

R(RMS)

53

V

Forward Continuous Current

I

FM

500 mA

Average Rectified Output Current

I

O

250 mA

Non-Repetitive Peak Forward Surge Current @t = 1.0μs

@t = 1.0s

I

FSM

4

0.5

A

Thermal Characteristics

Characteristic

Symbol

Value

Unit

Power Dissipation (Note 7)

P

D

200

mW

Thermal Resistance Junction to Ambient Air (Note 7)

R

θJA

625 °C/W

Operating and Storage Temperature Range

T

J

, T

STG

-65 to +150 °C

Electrical Characteristics (@T

A

= +25°C, unless otherwise specified.)

Characteristic

Symbol

Min

Max

Unit

Test Condition

Reverse Breakdown Voltage (Note 6)

V

(BR)R

75



V

I

R

= 2.5µA

Forward Voltage

V

FM

0.62



0.72

0.855

1.0

1.25

V

I

F

= 5.0mA

I

F

= 10mA

I

F

= 100mA

I

F

= 150mA

Peak Reverse Current (Note 6)

I

RM



2.5

50

30

25

µA

nA

V

R

= 75V

V

R

= 75V, T

J

= +150°C

V

R

= 25V, T

J

= +150°C

V

R

= 20V

Total Capacitance

C

T



4.0 pF

V

R

= 0, f = 1.0MHz

Reverse Recovery Time

t

RR



4.0 ns

I

F

= I

R

= 10mA,

I

RR

= 0.1 x I

R

, R

L

= 100Ω

Notes: 6. Short duration pulse test used to minimize self-heating.

7. Part mounted on FR-4 PC board with minimum recommended pad layouts, which can be found on our website

http://www.diodes.com/datasheets/ap02001.pdf.

1N4448WS

Document number: DS30096 Rev. 15 - 2

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1N4448WS

0

100

300

0 25 50 75 100 125 150

P POWER DISSIPATION (mW)

D

,

T , AMBIENT TEMPERATURE ( C)

A

°

Figure 1 Forward Current Derating Curve

200

Note 7

0.1

1

10

100

1000

0 200 400 600 800 1000 1200 1400 1600

Figure 2 Typical Forward Characteristics

V , INSTANTANEOUS FORWARD VOLTAGE (mV)

F

I , INSTANTANEOUS FORWARD CURRENT (mA)

F

T = 85°C

A

T = 125°C

A

T = 150°C

A

T = -55°C

A

T = 25°C

A

0.10

1.0

10.0

0.01

0.001

0

20

40 60 80

V , INSTANTANEOUS REVERSE VOLTAGE (V)

Figure 3 Typical Reverse Characteristics

R

T = 100 C

A

°

T = 0 C°

A

T = 75 C°

A

T = 50 C°

A

T = 25 C°

A

T = -30 C°

A

I , INSTANTANEOUS REVERSE CURRENT( A)

R

µ

0 4

3

2

5

1 6

V , DC REVERSE VOLTAGE (V)

Figure 4 Total Capacitance vs. Reverse Voltage

R

C , TOTAL CAPACITANCE (pF)

T

0

1

2

3

4

f = 1MHz

0 4 6 82 10

I , FORWARD CURRENT (mA)

Figure 5 Reverse Recovery Time vs. Forward Current

F

t , REVERSE RECOVERY TIME (nS)

rr

0

0.5

1.0

1.5

2.0

2.5

1N4448WSQ-7-F

1N4448WSQ-7-F

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