MIC2077-2BWM Equivalent & Substitute Parts

Part Overview

The MIC2077-2BWM is a Power Management Integrated Circuit (PMIC) functioning as a USB power switch with dual 1:2 output configuration. This N-Channel power switch delivers up to 500mA per output with integrated slew rate control and comprehensive fault protection including current limiting, over-temperature shutdown, and under-voltage lockout (UVLO). The MIC2077-2BWM is classified as obsolete, making identification of equivalent and substitute parts essential for ongoing design support and production continuity.

Substiute Parts

MIC2077-2BWM

Microchip TechnologyIn Stock: 974MIC2077-2BWM Datasheet

Current PartRFQ

MIC2077-2YWM

Microchip TechnologyIn Stock: 716MIC2077-2YWM Datasheet

DirectRFQ

MIC2077-2BWM TR

Microchip TechnologyIn Stock: 1041MIC2077-2BWM TR Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MIC2077-2BWM is determined by strict equivalence across the following critical parameters:

• Switch Type: USB Switch
• Number of Outputs: 4
• Ratio - Input:Output: 2 x 1:2
• Output Type: N-Channel
• Output Configuration: High Side
• Current - Output (Max): 500mA
• Voltage - Load: 2.7V ~ 5.5V
• Rds On (Typ): 100mOhm
• Interface: On/Off
• Features: Slew Rate Controlled, Status Flag
• Fault Protection: Current Limiting (Fixed), Over Temperature, UVLO
• Operating Temperature: -40°C ~ 85°C (TA)
• Package / Case: 16-SOIC (0.295", 7.50mm Width)
• Mounting Type: Surface Mount

Identified substitutes maintain identical electrical specifications and mechanical form factor. Differences exist only in packaging configuration and product status classification.

Parameter Comparison

Engineering Selection Recommendations

MIC2077-2YWM is the primary substitute for new designs and production continuity. This part maintains identical electrical and mechanical specifications while offering Active product status and ROHS3 compliance. The MIC2077-2YWM is supplied in Tube packaging and carries MSL 2 classification, requiring standard moisture control during storage and handling.

MIC2077-2BWM TR provides an alternative packaging option in Tape & Reel format, suitable for high-volume automated assembly operations. This part retains Obsolete status and RoHS non-compliant classification, matching the original MIC2077-2BWM specifications. MSL 1 rating indicates unlimited shelf life without moisture sensitivity constraints.

For applications requiring RoHS compliance and long-term supply assurance, MIC2077-2YWM is the recommended selection. For existing production lines utilizing Tape & Reel packaging with established moisture control protocols, MIC2077-2BWM TR provides functional equivalence.

Frequently Asked Questions (FAQ)

Q: Can MIC2077-2YWM directly replace MIC2077-2BWM in existing designs?

A: Yes. All electrical parameters, output configuration, current ratings, voltage specifications, and thermal characteristics are identical. The primary differences are packaging format (Tube vs. Bulk), product status (Active vs. Obsolete), and RoHS compliance level. No circuit modifications are required.

Q: What is the significance of the product status difference between Obsolete and Active?

A: Active status indicates ongoing manufacturing and supply availability from Microchip Technology. Obsolete status indicates the part is no longer in production. MIC2077-2YWM (Active) provides superior long-term availability for new designs and production continuity.

Q: How do packaging differences affect component selection?

A: MIC2077-2BWM is supplied in Bulk packaging, MIC2077-2YWM in Tube packaging, and MIC2077-2BWM TR in Tape & Reel format. Tape & Reel packaging is optimized for automated pick-and-place assembly. Tube and Bulk packaging are suitable for manual assembly or lower-volume operations. All three maintain identical 16-SOIC form factor and pinout.

Q: What is the impact of RoHS compliance classification?

A: MIC2077-2YWM carries ROHS3 compliance, meeting current environmental and regulatory requirements for lead-free manufacturing. MIC2077-2BWM and MIC2077-2BWM TR are RoHS non-compliant. For applications subject to RoHS regulations or customer requirements, MIC2077-2YWM is the appropriate selection.

Q: Are there moisture sensitivity considerations for long-term storage?

A: MIC2077-2YWM carries MSL 2 rating, requiring storage at controlled humidity (≤60% RH) for up to one year. MIC2077-2BWM and MIC2077-2BWM TR carry MSL 1 rating, indicating unlimited shelf life without moisture sensitivity constraints. Storage environment selection depends on inventory management practices and supply chain duration.