Diodes BAS21T Manuel d'utilisateur télécharger pdf

BAS21T

Document number: DS30264 Rev. 10 - 2

1 of 3

www.diodes.com

March 2009

BAS21T

SURFACE MOUNT FAST SWITCHING DIODE

Features

• Ultra-Small Surface Mount Package

• Fast Switching Speed

• For General Purpose Switching Applications

• High Conductance

• Lead Free/RoHS Compliant (Note 3)

• "Green" Device (Notes 4 and 5)

Mechanical Data

• Case: SOT-523

• Case Material: Molded Plastic, "Green" Molding Compound,

Note 5. UL Flammability Classification Rating 94V-0

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

• Terminals: Solderable per MIL-STD-202, Method 208

• Lead Free Plating (Matte Tin Finish annealed over Alloy 42

leadframe)

• Polarity: See Diagram

• Marking Information: See Page 2

• Ordering Information: See Page 2

• Weight: 0.002 grams (approximate)

Maximum Ratings @T

= 25°C unless otherwise specified

Characteristic Symbol Value Unit

Repetitive Peak Reverse Voltage

RRM

250 V

Working Peak Reverse Voltage

DC Blocking Voltage

RWM

200 V

RMS Reverse Voltage

(

RMS

)

141 V

Forward Continuous Current (Note 1)

400 mA

Average Rectified Output Current (Note 1)

200 mA

Non-Repetitive Peak Forward Surge Current @ t = 1.0

@ t = 1.0s

FSM

2.5

0.5

Repetitive Peak Forward Surge Current

FRM

625 mA

Thermal Characteristics

Characteristic Symbol Value Unit

Power Dissipation (Note 1)

150 mW

Thermal Resistance Junction to Ambient (Note 1)

833

°C/W

Operating and Storage Temperature Range

, T

STG

-65 to +150

°C

Electrical Characteristics @T

= 25°C unless otherwise specified

Characteristic Symbol Min Max Unit Test Condition

Reverse Breakdown Voltage (Note 2)

(

)

250

⎯

= 100μA

Forward Voltage

⎯

1.0

1.25

= 100mA

= 200mA

Reverse Current @ Rated DC Blocking Voltage (Note 2)

⎯

100

μA

= 25°C

= 100°C

Total Capacitance

⎯

5.0 pF

= 0, f = 1.0MHz

Reverse Recovery Time

⎯

50 ns

= I

= 30mA,

= 0.1 x I

, R

= 100Ω

Notes: 1. Device mounted on FR-4 PC board with recommended pad layout, which can be found on our website at

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

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

3. No purposefully added lead.

4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.

5. Product manufactured with Date Code UO (week 40, 2007) and newer are built with Green Molding Compound. Product manufactured prior to Date

Code UO are built with Non-Green Molding Compound and may contain Halogens or Sb

Fire Retardants.

TOP VIEW

SOT-523

Internal Schematic

TOP VIEW

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Résumé du contenu

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BAS21T Document number: DS30264 Rev. 10 - 2 1 of 3 www.diodes.com March 2009© Diodes Incorporated BAS21T SURFACE MOUNT FAST SWITCHING DIODE Featur

BAS21T Document number: DS30264 Rev. 10 - 2 2 of 3 www.diodes.com March 2009© Diodes Incorporated BAS21T 0100 200200150501000T , AMBIENT TEMPERAT

Page 3

BAS21T Document number: DS30264 Rev. 10 - 2 3 of 3 www.diodes.com March 2009© Diodes Incorporated BAS21T Package Outline Dimensions

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