TPS75333QPWPR Equivalent & Substitute Parts

Part Overview

The TPS75333QPWPR is a linear voltage regulator IC from Texas Instruments designed for positive fixed output applications. This Power Management (PMIC) device delivers 1.5A output current at a fixed 3.3V output voltage with integrated control features including Enable, Power Good, and Reset Output functions. The device is currently in Active product status with 3660 units available in new original inventory. Alternative models may be required due to supply constraints, design revisions, or specific application requirements within the same electrical and mechanical specifications.

Substiute Parts

TPS75333QPWPR

Texas InstrumentsIn Stock: 3673TPS75333QPWPR Datasheet

Current PartRFQ

TPS75133QPWPR

Texas InstrumentsIn Stock: 2277TPS75133QPWPR Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the TPS75333QPWPR are identified based on strict electrical and mechanical parameter matching. The critical parameters that define substitution eligibility are:

• Output voltage: 3.3V fixed
• Output current capability: 1.5A
• Maximum input voltage: 5.5V
• Maximum dropout voltage: 0.3V @ 1.5A
• Control features: Enable, Power Good, Reset Output
• Protection features: Over Current, Over Temperature, Reverse Polarity
• Package type: 20-PowerTSSOP (20-HTSSOP)
• Operating temperature range: -40°C ~ 125°C
• Product status: Active
• Compliance: ROHS3 Compliant, REACH Unaffected

The TPS75133QPWPR meets all these criteria and is classified as a parametric equivalent substitute.

Parameter Comparison

Engineering Selection Recommendations

Both the TPS75333QPWPR and TPS75133QPWPR are Active status devices from Texas Instruments with identical electrical and mechanical specifications. Selection between these parts should be based on availability and supply chain requirements. Both devices maintain ROHS3 compliance and REACH Unaffected status, ensuring regulatory alignment for current manufacturing standards. The identical parameter set across all critical specifications—including output voltage, current rating, dropout voltage, control features, protection mechanisms, and thermal operating range—ensures direct functional interchangeability in circuit applications.

Frequently Asked Questions (FAQ)

Q: Can TPS75133QPWPR be used as a direct replacement for TPS75333QPWPR?

A: Yes. The TPS75133QPWPR is a parametric equivalent with identical electrical and mechanical specifications across all critical parameters including output voltage (3.3V), output current (1.5A), dropout voltage (0.3V @ 1.5A), control features, protection features, package type (20-PowerTSSOP), and operating temperature range (-40°C ~ 125°C).

Q: Are there any package or pinout differences between these parts?

A: No. Both parts use the identical 20-PowerTSSOP (20-HTSSOP) package with 0.173" width and 4.40mm dimensions. Pinout and mechanical compatibility are guaranteed.

Q: Do both parts meet the same compliance standards?

A: Yes. Both TPS75333QPWPR and TPS75133QPWPR are ROHS3 Compliant and REACH Unaffected, meeting current regulatory requirements for electronic component manufacturing and distribution.

Q: What is the difference between these two part numbers?

A: Based on the provided specifications, there are no functional or electrical differences between TPS75333QPWPR and TPS75133QPWPR. Both are Active status devices from Texas Instruments with identical performance characteristics.

Q: Can I use either part interchangeably in my design?

A: Yes. The identical parameter specifications across voltage regulation, current delivery, thermal performance, control features, and protection mechanisms ensure functional interchangeability. PCB layout and circuit design remain unchanged.