TPS78510QWDRBRQ1 Texas Instruments Integrated Circuit (Other) In Stock
Texas Instruments TPS78510QWDRBRQ1 is an automotive-grade 1A fixed LDO linear regulator with high-accuracy output and a typical 315mV dropout voltage. It supports input voltages from 1.7V to 6V and is AEC-Q100 qualified for harsh automotive environments. Available from stock worldwide with competitive pricing and fast shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 9
- Lifecycle
- ACTIVE
- Datasheet
- TPS78510QWDRBRQ1 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.7550(MOQ 250)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- AEC-Q100 qualified automotive-grade LDO with 1A output current and 315mV typical dropout voltage
- High-accuracy output regulation supporting input range of 1.7V to 6V with max 6.5V absolute
- Space-efficient 8-pin WSON package enabling compact automotive power-supply layouts
Applications
The TPS78510QWDRBRQ1 is designed for automotive body-control modules, ADAS sensor boards, and infotainment power rails that require a stable, high-accuracy 1A supply from a 1.7V to 6V input. Its AEC-Q100 qualification and wide temperature range make it well suited for under-hood and instrument-cluster applications where long-term reliability in harsh thermal environments is mandatory.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.8V |
| Dropout Voltage1-Nom | 0.315V |
| Input Voltage Absolute-Max | 6.5V |
| Input Voltage-Max | 6V |
| Input Voltage-Min | 1.7V |
| JESD-30 Code | S-PDSO-N8 |
| JESD-609 Code | e4 |
| Line Regulation-Max | 0.0075% |
| Load Regulation-Max | 0.015% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 150°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 1A |
| Output Voltage1-Max | 1.017V |
| Output Voltage1-Min | 0.983V |
| Output Voltage1-Nom | 1V |
| 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 | BICMOS |
| 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 | 1.7% |
| Package | Other |
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
How does the TPS78510QWDRBRQ1 achieve its 315mV typical dropout voltage at 1A output?
The device uses a PMOS pass element optimized for low gate-drive headroom, yielding a 315mV typical and 800mV maximum dropout at the full 1A load. This lets the regulator maintain regulation with input voltages as low as 1.7V, ideal for single-cell or post-converter rails in automotive systems.
What automotive qualification standards does the TPS78510QWDRBRQ1 meet?
The TPS78510QWDRBRQ1 is AEC-Q100 qualified, confirming it passes automotive reliability tests including temperature cycling, HAST, and ESD stress at the component level. It also carries a JEDEC JESD-609 e4 lead-free designation and supports junction temperatures up to +125°C.
Which automotive subsystems are the best match for TPS78510QWDRBRQ1?
This LDO is a strong fit for ADAS sensor modules, body-control units, and gateway ECUs that need a clean 1A rail derived from a 5V or 3.3V bus. Its low 315mV dropout preserves headroom for tight supply rails common in 48V-to-5V automotive architectures.
Does the 8-pin WSON package support thermal dissipation adequate for 1A continuous operation?
The 8-pin WSON package includes an exposed thermal pad that lowers the junction-to-board thermal resistance to approximately 30°C/W, enabling continuous 1A operation without external heatsinks across the -40°C to +125°C ambient range when mounted on a 2-layer PCB with appropriate copper pours.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 250+ | $0.8674 | $216.84 |
| 500+ | $0.8339 | $416.97 |
| 1000+ | $0.8262 | $826.20 |
| 3000+ | $0.7720 | $2316.00 |
| 6000+ | $0.7550 | $4530.00 |
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