TPS74518PQWDRBRQ1 Texas Instruments (HVSON) In Stock
The TPS74518PQWDRBRQ1 is an automotive-grade 500mA low-dropout linear voltage regulator from Texas Instruments with ultra-low quiescent current and high PSRR. It operates over a wide input voltage range of 2.3V to 6V with a maximum dropout voltage of 0.225V. Available in a compact 8-SON package with power good indicator, rated for -40 to 125 degrees C, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Pin Count
- 999
- Lifecycle
- ACTIVE
- Datasheet
- TPS74518PQWDRBRQ1 Datasheet PDF
- Price
- From $0.7170(MOQ 250)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- AEC-Q100 automotive-qualified LDO with 500mA output current capability for demanding vehicular applications
- Ultra-low quiescent current design delivers high PSRR for superior noise rejection in sensitive analog circuits
- Wide input voltage range 2.3V to 6V with only 0.225V typical dropout voltage enabling efficient operation
- Integrated power good indicator provides system-level fault detection and sequencing support
- Compact 8-SON package with -40 to 125 degree C temperature range suits space-constrained automotive designs
Applications
The TPS74518PQWDRBRQ1 is ideally suited for automotive infotainment systems, ADAS modules, and body control units where stable, low-noise power rails are critical. Its high PSRR and low quiescent current make it an excellent choice for always-on subsystems such as telematics and sensor hubs. Industrial applications including portable instruments and battery-powered IoT nodes also benefit from its efficient low-dropout performance.
Specifications
| Pbfree Code | Yes |
| Date Of Intro | 2020-02-12 |
| YTEOL | 15 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.215V |
| Dropout Voltage1-Nom | 0.225V |
| Input Voltage Absolute-Max | 6.5V |
| Input Voltage-Max | 6V |
| Input Voltage-Min | 2.3V |
| JESD-30 Code | S-PDSO-N8 |
| JESD-609 Code | e4 |
| Line Regulation-Max | 0.0075% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 150°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.5A |
| Output Voltage1-Max | 1.827V |
| Output Voltage1-Min | 1.773V |
| Output Voltage1-Nom | 1.8V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.12,25 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Screening Level | AEC-Q100 |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 1.5% |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage of the TPS74518PQWDRBRQ1?
The TPS74518PQWDRBRQ1 is a fixed-output LDO regulator set at 1.8V, delivering up to 500mA with a typical dropout voltage of 0.225V at full load.
Is the TPS74518PQWDRBRQ1 AEC-Q100 automotive qualified?
Yes, this device is AEC-Q100 qualified for automotive use, operating reliably across the full -40 to 125 degrees C temperature range required for under-hood and body electronics.
What input voltage range does the TPS74518PQWDRBRQ1 support?
The input voltage range is 2.3V to 6V with an absolute maximum rating of 6.5V, making it compatible with 3.3V and 5V system rails commonly found in automotive and industrial designs.
What package does the TPS74518PQWDRBRQ1 come in?
It is supplied in an 8-pin SON (small-outline no-lead) package, which offers a small PCB footprint with good thermal performance suitable for compact automotive and consumer electronics boards.
Can the TPS74518PQWDRBRQ1 replace other 500mA automotive LDOs?
It can serve as a drop-in alternative to similarly pinned 500mA automotive LDOs provided the fixed output voltage, input range, and package are compatible; always verify dropout and quiescent current specifications before substitution.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 250+ | $0.9164 | $229.11 |
| 500+ | $0.8815 | $440.73 |
| 1000+ | $0.7960 | $796.00 |
| 3000+ | $0.7440 | $2232.00 |
| 6000+ | $0.7170 | $4302.00 |
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