IR2102S Half-Bridge Gate Driver IC Equivalent & Substitute Parts

Part Overview

The IR2102S is a half-bridge gate driver IC manufactured by Infineon Technologies, designed to drive IGBT and N-Channel MOSFET devices in half-bridge configurations. This component operates with a supply voltage range of 10V to 20V and delivers peak output currents of 210mA (source) and 360mA (sink), making it suitable for power conversion and motor control applications.

The IR2102S is classified as obsolete, which necessitates identification of equivalent substitute parts for new designs and ongoing production requirements. The primary substitute maintains identical electrical and mechanical specifications while offering improved compliance status for modern manufacturing standards.

Substiute Parts

IR2102S

Infineon TechnologiesIn Stock: 1614IR2102S Datasheet

Current PartRFQ

IR2102SPBF

Infineon TechnologiesIn Stock: 3922IR2102SPBF Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the IR2102S is determined by strict equivalence across the following critical parameters:

• Driven Configuration: Half-Bridge topology must be maintained
• Number of Drivers: Exactly 2 independent drivers required
• Gate Type: Must support IGBT and N-Channel MOSFET switching
• Voltage - Supply: 10V ~ 20V operating range
• Current - Peak Output: 210mA source and 360mA sink capability
• Input Type: Inverting logic configuration
• High Side Voltage - Max (Bootstrap): 600V maximum rating
• Package / Case: 8-SOIC form factor with identical pinout
• Mounting Type: Surface mount compatibility

The IR2102SPBF substitute part maintains complete electrical and mechanical equivalence across all specified parameters, with the primary distinction being improved product status and regulatory compliance.

Parameter Comparison

Engineering Selection Recommendations

The IR2102SPBF is the direct substitute for the IR2102S based on complete electrical and mechanical equivalence. Selection between these parts is determined by regulatory and compliance requirements:

IR2102S is classified as obsolete and exhibits RoHS non-compliance. This part is suitable only for legacy system maintenance or applications where RoHS compliance is not mandated.

IR2102SPBF is classified as "Not For New Designs" but maintains ROHS3 compliance, making it the appropriate choice for new product development and manufacturing environments subject to RoHS regulations. The ROHS3 compliance status and improved moisture sensitivity rating (MSL 2) provide enhanced reliability for modern supply chain and storage conditions.

Both parts are REACH Unaffected and share identical ECCN (EAR99) and HTSUS (8542.39.0001) classifications.

Frequently Asked Questions (FAQ)

Q: Can IR2102SPBF be used as a direct replacement for IR2102S?

A: Yes. The IR2102SPBF is electrically and mechanically equivalent to the IR2102S across all specified parameters, including supply voltage, output current ratings, timing characteristics, and 8-SOIC package configuration. Direct PCB substitution is possible without circuit modification.

Q: What is the primary difference between IR2102S and IR2102SPBF?

A: The primary differences are product status and regulatory compliance. IR2102S is obsolete and RoHS non-compliant, while IR2102SPBF is ROHS3 compliant. Both parts deliver identical electrical performance and operate within the same -40°C to 150°C temperature range.

Q: Are there any package or pinout differences?

A: No. Both parts use the 8-SOIC (0.154", 3.90mm Width) surface mount package with identical pinout and mechanical dimensions. No PCB layout modifications are required for substitution.

Q: What does "Not For New Designs" mean for IR2102SPBF?

A: This designation indicates the part is available for current production and support but is not recommended for new product development. However, it remains the appropriate substitute for the obsolete IR2102S when RoHS compliance is required.

Q: Are the logic voltage thresholds identical?

A: Yes. Both parts operate with identical logic voltage thresholds: VIL = 0.8V and VIH = 3V, ensuring compatible signal conditioning and gate drive timing in half-bridge configurations.

Q: What is the significance of the MSL rating difference?

A: IR2102S has MSL 1 (unlimited shelf life), while IR2102SPBF has MSL 2 (1-year shelf life). For modern manufacturing environments with controlled storage conditions, MSL 2 is standard and presents no practical limitation.