TPS55288QWRPMRQ1 Texas Instruments Integrated Circuit (Other) In Stock
The TPS55288QWRPMRQ1 is an automotive-grade, 2.7 V to 36 V input, current-mode PWM switching regulator from Texas Instruments with AEC-Q100 qualification for vehicle power systems. It delivers high-efficiency DC-DC conversion in a 26-pin VQFN package. From $3.50, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 26
- Lifecycle
- ACTIVE
- Datasheet
- TPS55288QWRPMRQ1 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.1863(MOQ 1)
- Temp Range
- -40.0°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- AEC-Q100 qualified automotive-grade switching regulator for reliable operation in harsh 2.7 V to 36 V vehicle power environments
- Current-mode PWM control delivering fast transient response and robust loop stability in automotive DC-DC converter designs
- 26-pin VQFN (R-PBCC-N26) package with exposed thermal pad for efficient heat dissipation in space-constrained automotive ECUs
Applications
The TPS55288QWRPMRQ1 is designed for automotive electronic control units (ECUs), infotainment systems, and ADAS modules that require AEC-Q100 Grade 1 reliable power conversion from a 12 V vehicle bus. Its 2.7 V to 36 V input range accommodates load-dump transients and cold-crank conditions common in automotive power systems. It is also suitable for industrial 24 V rail DC-DC converters in factory automation and transportation equipment requiring wide-input switching regulation.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 36V |
| Input Voltage-Min | 2.7V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-PBCC-N26 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Current-Max | 6.35A |
| Output Voltage-Max | 21.26V |
| Output Voltage-Min | 0.8V |
| Output Voltage-Nom | 20V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | CHIP CARRIER |
| Peak Reflow Temperature (Cel) | 260 |
| Screening Level | AEC-Q100 |
| Supply Voltage-Nom (Vsup) | 12V |
| Surface Mount | YES |
| Switcher Configuration | BUCK-BOOST |
| Switching Frequency-Max | 2200kHz |
| Technology | BICMOS |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| 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
Compatible alternatives and drop-in replacements for TPS55288QWRPMRQ1:
Switching Regulator, Current-mode, 6.35A, 2200kHz Switching Freq-Max, BICMOS, PBCC26
Switching Regulator, Current-mode, 6.35A, 2200kHz Switching Freq-Max, BICMOS, PBCC26
Switching Regulator, Current-mode, 6.35A, 2200kHz Switching Freq-Max, BICMOS, PBCC26
Frequently Asked Questions
What input voltage range does the TPS55288QWRPMRQ1 support for automotive 12 V bus applications?
The TPS55288QWRPMRQ1 accepts a 2.7 V to 36 V input range at a nominal 12 V, covering the automotive load-dump transient range and cold-crank dip conditions, making it suitable for continuous operation in vehicle ECUs, infotainment head units, and telematics modules powered directly from the battery bus.
How does AEC-Q100 qualification affect the suitability of TPS55288QWRPMRQ1 in automotive ECU designs?
AEC-Q100 Grade 1 qualification certifies the TPS55288QWRPMRQ1 for automotive reliability standards, meaning it has passed stress tests for temperature cycling, humidity, electrostatic discharge, and operational life, ensuring it meets OEM requirements for powertrain and safety ECUs operating from –40°C to 125°C junction temperature.
What control architecture does the TPS55288QWRPMRQ1 use and how does it improve load transient performance?
The TPS55288QWRPMRQ1 uses current-mode PWM control, which directly senses inductor current to update the duty cycle every switching cycle. This architecture provides inherent cycle-by-cycle current limiting and faster load transient response compared to voltage-mode control, reducing output voltage deviation when ADAS sensors or processors suddenly draw high current from the regulated rail.
Can TPS55288QWRPMRQ1 be used in industrial 24 V systems outside automotive applications?
Yes, the TPS55288QWRPMRQ1's 2.7 V to 36 V input range and current-mode PWM architecture make it viable for industrial 24 V rail DC-DC converters in PLCs, motor drives, and transportation control systems, though designers should confirm that operating temperature and reliability requirements align with the AEC-Q100 Grade 1 rating rather than standard industrial specifications.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $9.7500 | $9.75 |
| 25+ | $5.3992 | $134.98 |
| 42+ | $4.5500 | $191.10 |
| 50+ | $3.4827 | $174.13 |
| 150+ | $3.3345 | $500.17 |
| 250+ | $3.1863 | $796.58 |
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