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onsemi BAS21LT1G Rectifier Diodes

250V Switching Diode, 200mA, SOT-23-3, Dual Diode

413,378 ActiveonsemiBAS21LTSOT-23-3$0.03
BAS21LT1G SOT-23-3 package illustration

Same model may have multiple batches, images only for reference.

BAS21LT1G
Manufacturer
Part Number (MPN)
BAS21LT1G
Base Model
Detailed Description
250V Switching Diode, 200mA, SOT-23-3, Dual Diode
Package
SOT-23-3
Lifecycle Status
Active
Datasheet
PDF BAS21LT1G Datasheet
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Ordering Code Family

BAS21LT groups multiple orderable suffixes under one base device. Compare package, grade, and reel options on the base-number page before substituting within the family.

2 ordering variants listed on the family page.

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Technical Specifications

onsemi BAS21LT1G Rectifier Diodes technical specifications.

General

RoHS
Yes
Package / Case
TO-236-3, SC-59, SOT-23-3
Mounting Type
Surface Mount
Lifecycle Status
Active
Reverse Recovery Time Trr
50 ns
Current Reverse Leakage Vr
100 nA @ 200 V
Capacitance Vr F
5pF @ 0V, 1MHz
Technology
Standard
Voltage Dc Reverse Vr Max
250 V
Current Average Rectified IO
200mA

Alternate Parts Comparison (BAS21LT1G vs BAS21LT3G vs BAS19LT1G vs BAV70LT3G)

Side-by-side technical parameter comparison of related primary models in this product family.

This PartAlternate PartsAlternate PartsAlternate Parts
Package / CaseTO-236-3, SC-59, SOT-23-3TO-236-3, SC-59, SOT-23-3TO-236-3, SC-59, SOT-23-3TO-236-3, SC-59, SOT-23-3
Mounting TypeSurface MountSurface MountSurface MountSurface Mount
RoHSYesYesYesYes
Lifecycle StatusActiveActiveActiveActive
Case Outline318-08318-08318-08318-08
Cd Max Pf5551.5
CompliancePbAHPPbAHPPbAHPPbAHP
ConfigurationSingleSingleSingleCommon Cathode
Container Qty300010000300010000
Container TypeREELREELREELREEL
Current Reverse Leakage Vr100 nA @ 200 V100 nA @ 200 V100 nA @ 100 V2.5 µA @ 70 V
If Max a0.20.20.20.2
Action

Cross Reference

Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .

This part is listed as a cross for

BAS21,215BAS21,215Nexperia
Directonsemi
Pin YesPkg YesElec Yes
Rectifier Diode Switching 250V 0.2A 50ns Automotive 3-Pin SOT-23 T/R
BAS21-E3-08BAS21-E3-08Vishay
Directonsemi
Pin YesPkg YesElec Yes
Rectifier Diode, 1 Element, 0.2A, 250V V(RRM), Silicon, ROHS COMPLIANT PACKAGE-3

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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.