MIC2295BD5 Equivalent & Substitute Parts

Part Overview

The MIC2295BD5 is a boost switching regulator IC from Microchip Technology designed for positive adjustable output applications. This component operates as a step-up converter with a fixed switching frequency of 1.2MHz, delivering up to 1.2A output current across an input range of 2.5V to 10V, with adjustable output voltage from 2.5V to 34V. The part is classified as obsolete, making equivalent and substitute parts necessary for new designs and ongoing production requirements.

Substiute Parts

MIC2295BD5

Microchip TechnologyIn Stock: 3266MIC2295BD5 Datasheet

Current PartRFQ

MIC2295YD5-TR

Microchip TechnologyIn Stock: 1556MIC2295YD5-TR Datasheet

MFR RecommendedRFQ

AP3015AKTR-G1

Diodes IncorporatedIn Stock: 100423AP3015AKTR-G1 Datasheet

MFR RecommendedRFQ

AP3015KTR-G1

Diodes IncorporatedIn Stock: 66028AP3015KTR-G1 Datasheet

MFR RecommendedRFQ

LM2733XMF/NOPB

Texas InstrumentsIn Stock: 7265LM2733XMF/NOPB Datasheet

MFR RecommendedRFQ

LM2733XMFX/NOPB

Texas InstrumentsIn Stock: 29353LM2733XMFX/NOPB Datasheet

MFR RecommendedRFQ

LM2733YMF/NOPB

Texas InstrumentsIn Stock: 40425LM2733YMF/NOPB Datasheet

MFR RecommendedRFQ

LM2733YMFX/NOPB

Texas InstrumentsIn Stock: 23366LM2733YMFX/NOPB Datasheet

MFR RecommendedRFQ

LMR64010XMF/NOPB

Texas InstrumentsIn Stock: 17317LMR64010XMF/NOPB Datasheet

MFR RecommendedRFQ

LMR64010XMFX/NOPB

Texas InstrumentsIn Stock: 41205LMR64010XMFX/NOPB Datasheet

MFR RecommendedRFQ

LT1613CS5#TRMPBF

Analog Devices Inc.In Stock: 5517LT1613CS5#TRMPBF Datasheet

MFR RecommendedRFQ

LT1613CS5#TRPBF

Analog Devices Inc.In Stock: 10404LT1613CS5#TRPBF Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the MIC2295BD5 is determined by strict alignment of the following electrical and mechanical parameters:

Primary Substitution Criteria:

• Topology: Boost (step-up) switching regulator
• Output Configuration: Positive adjustable
• Package: SOT-23-5 compatible footprint
• Operating Temperature Range: Minimum -40°C to 125°C
• Output Voltage Range: Minimum 2.5V to 34V capability
• Output Current: Minimum 1.2A capability at switch

Secondary Compatibility Factors:

• Input voltage range overlap with 2.5V to 10V
• Switching frequency in the 600kHz to 1.6MHz range
• Surface mount technology
• RoHS3 compliance preferred for new designs

Substitute parts are grouped into two categories based on output current capability:

Category A - Full Current Replacement (≥1.2A): Parts meeting or exceeding 1.2A output current with matching voltage ranges and temperature specifications.

Category B - Reduced Current Alternatives (<1.2A): Parts with lower output current ratings suitable for applications with reduced power requirements.

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation - Direct Replacement:

MIC2295YD5-TR is the direct equivalent from Microchip Technology. This part maintains identical electrical specifications (1.2A output current, 1.2MHz switching frequency, 2.5V to 10V input range, 2.5V to 34V output range) and operates across the same temperature range (-40°C to 125°C). The primary distinction is product status: MIC2295YD5-TR is active and ROHS3 compliant, addressing the obsolescence and compliance limitations of the original MIC2295BD5.

Secondary Recommendations - Texas Instruments LM2733 Series:

The LM2733YMF/NOPB, LM2733YMFX/NOPB, LM2733XMF/NOPB, and LM2733XMFX/NOPB parts provide functional equivalence with output current of 1A (slightly below the 1.2A specification). These parts operate across an extended input voltage range (2.7V to 14V) and output voltage range (2.7V to 40V). All maintain the -40°C to 125°C operating temperature range and are ROHS3 compliant. Switching frequency variants include 600kHz and 1.6MHz options.

Alternative Recommendation - Texas Instruments LMR64010 Series:

The LMR64010XMF/NOPB and LMR64010XMFX/NOPB parts deliver 1A output current with a fixed minimum output voltage of 3V (compared to 2.5V for the original). These parts operate at 1.6MHz switching frequency and maintain full temperature range compliance (-40°C to 125°C) with ROHS3 certification.

Reduced Current Alternatives:

The LT1613CS5#TRMPBF from Analog Devices provides 550mA output current with extended input voltage range (0.9V to 10V) and multi-topology capability (boost, flyback, SEPIC). Operating temperature is limited to 0°C to 70°C. The AP3015KTR-G1 from Diodes Incorporated provides 300mA output current with operating temperature limited to -40°C to 85°C. The AP3015AKTR-G1 provides 75mA output current and is suitable only for low-power applications.

Frequently Asked Questions (FAQ)

Q: Can MIC2295YD5-TR be used as a direct drop-in replacement for MIC2295BD5?

A: Yes. MIC2295YD5-TR maintains identical electrical specifications including 1.2A output current, 1.2MHz switching frequency, 2.5V to 10V input voltage range, and 2.5V to 34V output voltage range. The primary differences are packaging format (tape and reel versus bulk) and compliance status (ROHS3 compliant versus non-compliant). Pin configuration and SOT-23-5 package footprint are identical.

Q: What are the key differences between the LM2733 variants?

A: The LM2733 series from Texas Instruments includes multiple part numbers differentiated by switching frequency and packaging. LM2733YMF/NOPB and LM2733YMFX/NOPB operate at 600kHz, while LM2733XMF/NOPB and LM2733XMFX/NOPB operate at 1.6MHz. The "X" suffix indicates extended temperature range qualification. All variants deliver 1A output current and are ROHS3 compliant. Selection between variants depends on switching frequency requirements for your application.

Q: Why do some substitute parts have lower output current ratings?

A: The AP3015 series and LT1613 parts are designed for different power level applications. AP3015AKTR-G1 (75mA) and AP3015KTR-G1 (300mA) are optimized for low-power boost applications. LT1613CS5#TRMPBF (550mA) provides multi-topology flexibility. These parts are suitable only when application power requirements are below their rated output current.

Q: Are all substitute parts ROHS3 compliant?

A: All recommended substitute parts listed are ROHS3 compliant. The original MIC2295BD5 is RoHS non-compliant. If RoHS compliance is required for your application, all listed substitutes meet this requirement.

Q: What is the impact of different switching frequencies on circuit design?

A: Switching frequency affects inductor and capacitor selection, EMI characteristics, and efficiency. The original MIC2295BD5 operates at 1.2MHz. Substitute parts range from 150kHz (AP3015 series) to 1.6MHz (LM2733XMF/NOPB, LMR64010 series). Lower switching frequencies require larger passive components but may reduce EMI. Higher frequencies allow smaller component values but increase switching losses. Circuit design must be adapted to the selected part's switching frequency.

Q: Can LT1613CS5#TRMPBF be used in applications requiring only boost topology?

A: Yes. LT1613CS5#TRMPBF supports boost, flyback, and SEPIC topologies. When configured for boost operation, it functions as a step-up converter. However, its 550mA output current rating and 0°C to 70°C operating temperature range are limiting factors compared to the original MIC2295BD5 specifications.

Q: What packaging options are available for substitute parts?

A: All substitute parts are available in SOT-23-5 package format compatible with the original MIC2295BD5 footprint. Packaging variants include cut tape (CT) with digi-reel and tape and reel (TR) formats. Selection between packaging options depends on procurement and assembly requirements rather than electrical performance.