LP5912-1.1DRVT Equivalent & Substitute Parts

Part Overview

The LP5912-1.1DRVT is a linear voltage regulator IC from Texas Instruments designed for positive fixed 1.1V output applications with 500mA current capacity in a 6-WSON (2x2) surface mount package. This device integrates enable, power good, and soft start control features with comprehensive protection including over-temperature, reverse polarity, and short circuit safeguards. The main part is currently in Last Time Buy status, making identification of equivalent and substitute parts essential for design continuity and procurement planning.

Substiute Parts

LP5912-1.1DRVT

Texas InstrumentsIn Stock: 17476LP5912-1.1DRVT Datasheet

Current PartRFQ

LP5912-1.1DRVR

Texas InstrumentsIn Stock: 29269LP5912-1.1DRVR Datasheet

Parametric EquivalentRFQ

LP5912Q1.1DRVRQ1

Texas InstrumentsIn Stock: 36183LP5912Q1.1DRVRQ1 Datasheet

Parametric EquivalentRFQ

LP5912Q1.1DRVTQ1

Texas InstrumentsIn Stock: 2800LP5912Q1.1DRVTQ1 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the LP5912-1.1DRVT is determined by strict equivalence across the following critical parameters: fixed output voltage (1.1V), output current capacity (500mA), input voltage rating (6.5V maximum), control feature set (Enable, Power Good, Soft Start), protection mechanisms (Over Temperature, Reverse Polarity, Short Circuit), package type (6-WDFN Exposed Pad), and environmental compliance (ROHS3, MSL 1).

The substitute parts identified maintain identical electrical specifications and package configuration. Differentiation among substitutes is based solely on product status (Active vs. Last Time Buy), packaging format (Tape & Reel vs. Cut Tape & Digi-Reel), automotive qualification level (AEC-Q100 for Q-grade variants), and current inventory availability.

Parameter Comparison

Engineering Selection Recommendations

For applications requiring standard industrial temperature range operation without automotive qualification, LP5912-1.1DRVR is the primary substitute. This part maintains Active product status and offers the highest inventory availability at 29,200 units, ensuring long-term supply continuity.

For automotive applications requiring AEC-Q100 qualification, LP5912Q1.1DRVRQ1 is the recommended substitute. This variant combines automotive-grade certification with Active product status and the largest available inventory (36,150 units), providing both compliance and supply security.

LP5912Q1.1DRVTQ1 serves as an alternative automotive-qualified option but carries Last Time Buy status identical to the main part, limiting its suitability for new long-term designs despite AEC-Q100 certification.

All substitute parts are electrically and mechanically interchangeable with the LP5912-1.1DRVT within the specified parameter constraints. Selection should prioritize Active status parts for new designs and long-term production commitments.

Frequently Asked Questions (FAQ)

Q: Can LP5912-1.1DRVR be used as a direct replacement for LP5912-1.1DRVT?

A: Yes. Both parts are parametrically equivalent across all electrical specifications, control features, protection mechanisms, and package configuration. The primary difference is product status (Active vs. Last Time Buy) and packaging format (both Tape & Reel). Electrical performance and pinout are identical.

Q: What is the difference between standard and Q-grade variants?

A: Q-grade variants (LP5912Q1.1DRVTQ1 and LP5912Q1.1DRVRQ1) include AEC-Q100 automotive qualification. Standard variants (LP5912-1.1DRVT and LP5912-1.1DRVR) do not carry automotive certification. All other electrical and mechanical parameters remain identical.

Q: Does packaging format affect electrical performance?

A: No. Tape & Reel (TR) and Cut Tape & Digi-Reel packaging formats are logistics and handling variations only. Electrical specifications, performance characteristics, and package dimensions (6-WDFN Exposed Pad) are identical across all variants.

Q: Why is LP5912-1.1DRVR preferred over LP5912Q1.1DRVTQ1 for non-automotive applications?

A: LP5912-1.1DRVR carries Active product status with 29,200 units in inventory, ensuring extended availability and supply continuity. LP5912Q1.1DRVTQ1 is Last Time Buy status with limited inventory (2,726 units), making it unsuitable for new designs requiring long-term component availability.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All identified substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the environmental and regulatory requirements of the main part.

Q: Can these parts be used interchangeably in existing designs?

A: Yes, within the constraints of your application's automotive qualification requirements. For non-automotive designs, any substitute part is electrically and mechanically interchangeable. For automotive applications, only AEC-Q100 qualified variants (Q-grade) are appropriate.