BAS40LTH-HG3-08 Equivalent & Substitute Parts

Part Overview

The BAS40LTH-HG3-08 is a Schottky diode manufactured by Vishay General Semiconductor - Diodes Division, designed for surface mount applications in automotive-grade circuits. This component operates at 40 V DC reverse voltage with a 200 mA average rectified current rating and is packaged in the DFN1006-2A (0402 Metric) form factor. The part maintains Active product status and carries AEC-Q101 automotive qualification. Substitute parts are identified when electrical characteristics, mechanical packaging, and compliance certifications remain identical across manufacturer part numbers, enabling direct replacement in circuit designs without functional degradation.

Substiute Parts

BAS40LTH-HG3-08

Vishay General Semiconductor - Diodes DivisionIn Stock: 10336BAS40LTH-HG3-08 Datasheet

Current PartRFQ

BAS40LTH-G3-08

Vishay General Semiconductor - Diodes DivisionIn Stock: 11426BAS40LTH-G3-08 Datasheet

Parametric EquivalentRFQ

BAS40LTH-HG3-08

Vishay General Semiconductor - Diodes DivisionIn Stock: 10336BAS40LTH-HG3-08 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the BAS40LTH-HG3-08 are identified through strict parametric equivalence. The substitution logic is based on the following criteria:

Electrical Parameters (Must Match Exactly):

• Voltage - DC Reverse (Vr) (Max): 40 V
• Current - Average Rectified (Io): 200 mA
• Voltage - Forward (Vf) (Max) @ If: 1 V @ 40 mA
• Current - Reverse Leakage @ Vr: 10 µA @ 40 V
• Capacitance @ Vr, F: 2.9 pF @ 0V, 1MHz
• Operating Temperature - Junction: 175°C

Mechanical Parameters (Must Match Exactly):

• Package / Case: 0402 (1006 Metric)
• Supplier Device Package: DFN1006-2A
• Mounting Type: Surface Mount

Compliance & Qualification (Must Match Exactly):

• Technology: Schottky
• Grade: Automotive
• Qualification: AEC-Q101
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

All substitute parts listed maintain identical specifications across these parameters, ensuring direct functional and mechanical interchangeability.

Parameter Comparison

Engineering Selection Recommendations

The BAS40LTH-HG3-08 and its substitute BAS40LTH-G3-08 are both Active products from Vishay General Semiconductor - Diodes Division with identical electrical and mechanical specifications. Both components carry AEC-Q101 automotive qualification and ROHS3 compliance, making them suitable for automotive-grade circuit applications. The parts are interchangeable at the functional level, with selection based on inventory availability and supply chain considerations. Both maintain MSL 1 (Unlimited) moisture sensitivity classification, eliminating moisture-related handling constraints. The DFN1006-2A package format ensures compatibility with standard surface mount assembly processes.

Frequently Asked Questions (FAQ)

Q: Can BAS40LTH-G3-08 be used as a direct replacement for BAS40LTH-HG3-08?

A: Yes. Both parts are manufactured by Vishay General Semiconductor - Diodes Division and share identical electrical parameters (40 V reverse voltage, 200 mA average rectified current, 1 V forward voltage at 40 mA), mechanical packaging (DFN1006-2A, 0402 Metric), and automotive qualifications (AEC-Q101). Direct substitution is supported without circuit modification.

Q: Are there any differences in the package footprint between these parts?

A: No. Both BAS40LTH-HG3-08 and BAS40LTH-G3-08 use the DFN1006-2A package format with 0402 (1006 Metric) dimensions. PCB layout and assembly tooling remain identical.

Q: Do both parts meet automotive compliance requirements?

A: Yes. Both parts carry Automotive grade classification and AEC-Q101 qualification. Both are ROHS3 compliant and REACH unaffected, meeting automotive supply chain requirements.

Q: What is the moisture sensitivity level for these diodes?

A: Both parts are classified as MSL 1 (Unlimited), indicating no moisture sensitivity constraints during storage or handling.

Q: Are there any thermal performance differences between the substitute parts?

A: No. Both parts maintain an operating temperature junction rating of 175°C and identical reverse leakage characteristics (10 µA @ 40 V), ensuring equivalent thermal performance in circuit applications.

Q: Can these parts be used interchangeably in high-frequency applications?

A: Yes. Both parts exhibit identical capacitance characteristics (2.9 pF @ 0V, 1MHz) and are classified as Small Signal diodes with speeds rated for ≤200 mA average rectified current, supporting high-frequency switching applications.