MIC2077-1BM Equivalent & Substitute Parts

Part Overview

The MIC2077-1BM is a Power Management Integrated Circuit (PMIC) functioning as a USB power switch with dual 1:2 output configuration. This N-Channel power switch is designed for applications requiring controlled power distribution with integrated fault protection. The MIC2077-1BM is currently discontinued at DiGi Electronics, making identification of compatible substitute parts essential for ongoing design support and procurement.

Substiute Parts

MIC2077-1BM

Microchip TechnologyIn Stock: 2181MIC2077-1BM Datasheet

Current PartRFQ

MIC2077-1YM

Microchip TechnologyIn Stock: 10207MIC2077-1YM Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MIC2077-1BM is determined by strict equivalence across the following critical parameters:

• Switch Architecture: USB Switch with 2 x 1:2 input-to-output ratio
• Output Configuration: High Side, N-Channel topology
• Electrical Performance: 500mA maximum output current, 100mOhm typical on-resistance
• Voltage Range: Load voltage operation from 2.7V to 5.5V
• Interface Type: On/Off control with Non-Inverting input
• Protection Features: Current Limiting (Fixed), Over Temperature, and UVLO (Under Voltage Lock-Out)
• Package Compatibility: 16-SOIC surface mount package with identical physical dimensions

The MIC2077-1YM meets all substitution criteria as a direct equivalent from the same manufacturer, differing only in packaging format and product lifecycle status.

Parameter Comparison

Engineering Selection Recommendations

The MIC2077-1YM is a direct functional equivalent to the MIC2077-1BM with identical electrical and mechanical specifications. The primary distinction lies in product lifecycle status and regulatory compliance. The MIC2077-1BM is discontinued, whereas the MIC2077-1YM maintains active product status with ROHS3 compliance certification. For new designs or ongoing procurement requiring regulatory alignment with RoHS3 standards, the MIC2077-1YM is the appropriate selection. Both parts share identical package geometry, pinout, and electrical performance characteristics, ensuring seamless integration in existing PCB layouts.

Frequently Asked Questions (FAQ)

Q: Can the MIC2077-1YM replace the MIC2077-1BM in existing designs?

A: Yes. Both parts are electrically and mechanically identical. The MIC2077-1YM operates within the same voltage range (2.7V ~ 5.5V), delivers 500mA maximum output current, and provides identical fault protection mechanisms. PCB layout and schematic integration require no modification.

Q: What is the difference between the MIC2077-1BM and MIC2077-1YM?

A: The parts differ in packaging format (tube versus bulk), product lifecycle status (discontinued versus active), and RoHS compliance certification (non-compliant versus ROHS3 compliant). All electrical and thermal specifications are identical.

Q: Are there any pin compatibility concerns when substituting these parts?

A: No. Both parts use the 16-SOIC package with identical pinout and physical dimensions (0.154" width, 3.90mm). Direct PCB substitution is possible without layout modifications.

Q: What protection features are included in both parts?

A: Both the MIC2077-1BM and MIC2077-1YM include Current Limiting (Fixed), Over Temperature protection, and UVLO (Under Voltage Lock-Out) fault protection mechanisms.

Q: Is the MIC2077-1YM suitable for new product designs?

A: Yes. The MIC2077-1YM is an active product with ROHS3 compliance, making it appropriate for new designs requiring regulatory certification and long-term supply chain availability.