SD175SB45A.T2 Equivalent & Substitute Parts

Part Overview

The SD175SB45A.T2 is a Schottky rectifier diode manufactured by SMC Diode Solutions, designed for surface mount die applications. This component operates at 45V DC reverse voltage with a 30A average rectified current rating. The part is currently active in production with 1,080 units in stock inventory. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and supply chain continuity for applications requiring this diode specification.

Substiute Parts

SD175SB45A.T2

SMC Diode SolutionsIn Stock: 1165SD175SB45A.T2 Datasheet

Current PartRFQ

SD175SB45B.T

SMC Diode SolutionsIn Stock: 1040SD175SB45B.T Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SD175SB45A.T2 are identified based on electrical and mechanical parameter equivalence. The substitution criteria are strictly limited to the following parameters:

• Voltage - DC Reverse (Vr) (Max): 45 V
• Current - Average Rectified (Io): 30 A
• Voltage - Forward (Vf) (Max) @ If: 640 mV @ 30 A
• Speed: Fast Recovery ≤ 500ns, > 200mA (Io)
• Current - Reverse Leakage @ Vr: 800 µA @ 45 V
• Capacitance @ Vr, F: 1600 pF @ 5V, 1MHz
• Mounting Type: Surface Mount
• Package / Case: Die
• Operating Temperature - Junction: -55°C ~ 175°C
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

Parts meeting all these parameters are classified as parametric equivalents and direct substitutes for the SD175SB45A.T2.

Parameter Comparison

Engineering Selection Recommendations

The SD175SB45B.T is a direct parametric equivalent to the SD175SB45A.T2. Both parts are manufactured by SMC Diode Solutions and share identical electrical specifications, mechanical packaging, and compliance certifications. Both components are ROHS3 compliant, REACH affected, and carry MSL Level 1 (Unlimited) moisture sensitivity ratings. Both parts maintain active product status with current production availability.

Selection between these parts is determined by inventory availability and procurement lead times. The SD175SB45A.T2 currently maintains higher inventory levels at 1,080 units, while the SD175SB45B.T has 980 units available. Both parts are suitable for direct substitution in applications requiring 45V, 30A Schottky rectifier diodes in surface mount die packaging.

Frequently Asked Questions (FAQ)

Q: Can the SD175SB45B.T be used as a direct replacement for the SD175SB45A.T2?

A: Yes. The SD175SB45B.T is a parametric equivalent with identical electrical ratings, forward voltage characteristics, reverse leakage current, capacitance, and operating temperature range. Both parts are surface mount dies with matching mechanical specifications.

Q: Are there any compliance or certification differences between these parts?

A: No. Both the SD175SB45A.T2 and SD175SB45B.T carry identical compliance certifications: ROHS3 compliant, REACH affected, and MSL Level 1 (Unlimited).

Q: What are the key electrical parameters that define substitution for this diode?

A: Substitution is determined by matching the following parameters: 45V DC reverse voltage rating, 30A average rectified current, 640mV forward voltage at 30A, fast recovery speed (≤500ns), 800µA reverse leakage current at 45V, and 1600pF capacitance at 5V and 1MHz.

Q: Do both parts have the same package and mounting specifications?

A: Yes. Both the SD175SB45A.T2 and SD175SB45B.T are surface mount dies with identical package specifications and supplier device packaging.

Q: What is the operating temperature range for these diodes?

A: Both parts operate across a junction temperature range of -55°C to 175°C.

Q: Are there inventory considerations when selecting between these parts?

A: The SD175SB45A.T2 has 1,080 units in stock, while the SD175SB45B.T has 980 units available. Inventory levels should be considered for procurement planning and lead time requirements.