LP3470IM5X-3.08 Equivalent & Substitute Parts

Part Overview

The LP3470IM5X-3.08 is a single-channel power supply supervisor IC manufactured by Texas Instruments, designed for power management applications. This component monitors a single voltage threshold at 3.08V and provides active-low reset output via open drain or open collector configuration. The part is classified as Obsolete, which necessitates identification of equivalent and substitute components for ongoing system support and new design considerations.

Substiute Parts

LP3470IM5X-3.08

Texas InstrumentsIn Stock: 1445LP3470IM5X-3.08 Datasheet

Current PartRFQ

LP3470IM5X-3.08/NOPB

Texas InstrumentsIn Stock: 2068LP3470IM5X-3.08/NOPB Datasheet

DirectRFQ

LP3470A308DBVR

Texas InstrumentsIn Stock: 2438LP3470A308DBVR Datasheet

MFR RecommendedRFQ

LP3470IM5-3.08/NOPB

Texas InstrumentsIn Stock: 1357LP3470IM5-3.08/NOPB Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the LP3470IM5X-3.08 are classified based on strict adherence to the following critical parameters:

Primary Substitution Criteria:

• Voltage threshold: 3.08V
• Number of channels monitored: 1
• Output type: Open Drain or Open Collector
• Reset polarity: Active Low
• Package type: SOT-23-5 (SC-74A, SOT-753)
• Mounting type: Surface Mount
• Compliance: ROHS3 Compliant, REACH Unaffected

Substitute Categories:

1. Direct Manufacturer Equivalent – LP3470IM5X-3.08/NOPB: Identical electrical specifications with Tape & Reel packaging. Product status is Not For New Designs.

2. Manufacturer Recommended Substitute – LP3470A308DBVR: Active product status with identical core electrical parameters. Operating temperature range extends to -40°C ~ 125°C (TJ), and reset timeout is specified as 619ms Typical versus 1ms Minimum in the original part.

3. Parametric Equivalent – LP3470IM5-3.08/NOPB: Matches all critical electrical parameters with Cut Tape & Digi-Reel packaging. Product status is Not For New Designs.

Parameter Comparison

Engineering Selection Recommendations

For Existing Designs (Maintenance & Repair): LP3470IM5X-3.08/NOPB or LP3470IM5-3.08/NOPB are direct parametric equivalents suitable for replacement in existing applications. Both maintain identical electrical specifications and operating temperature ranges. Packaging differences (Tape & Reel versus Cut Tape & Digi-Reel) do not affect functional compatibility.

For New Designs: LP3470A308DBVR is the recommended substitute. This part carries Active product status, ensuring long-term availability and manufacturer support. The extended operating temperature range (-40°C ~ 125°C) provides additional thermal margin for demanding applications. The reset timeout specification of 619ms Typical differs from the original 1ms Minimum; circuit design must accommodate this timing characteristic.

Compliance Considerations: All substitute parts maintain ROHS3 compliance and REACH Unaffected status, ensuring regulatory alignment with the original component.

Frequently Asked Questions (FAQ)

Q: Can LP3470A308DBVR be used as a direct drop-in replacement for LP3470IM5X-3.08?

A: LP3470A308DBVR is functionally compatible for applications where the reset timeout specification of 619ms Typical is acceptable. The original part specifies 1ms Minimum reset timeout. If circuit design depends on the faster reset timing, this difference must be evaluated. All other electrical parameters, package type, and compliance certifications are identical.

Q: What is the difference between the packaging options?

A: LP3470IM5X-3.08/NOPB is supplied in Tape & Reel (TR) format, suitable for automated assembly. LP3470IM5-3.08/NOPB is supplied in Cut Tape (CT) & Digi-Reel format, suitable for manual or lower-volume assembly. Both use the same SOT-23-5 package and are electrically identical.

Q: Why is the original LP3470IM5X-3.08 marked as Obsolete?

A: Obsolete status indicates the manufacturer has discontinued production. LP3470A308DBVR is the active replacement, ensuring continued availability for new and existing designs.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and REACH Unaffected status, matching the original component's regulatory certifications.

Q: Does the extended operating temperature range of LP3470A308DBVR affect compatibility?

A: The extended range (-40°C ~ 125°C versus -40°C ~ 85°C) provides additional thermal capability and does not reduce compatibility. Applications operating within the original temperature range remain fully compatible.