TPS2551QDBVRQ1 Texas Instruments Integrated Circuit (SOT23 (6-Pin)) In Stock
TPS2551QDBVRQ1 is a single-channel automotive-grade load switch IC with adjustable current limit up to 1.1A and thermal shutdown at 155°C. Supports 2.5V–6.5V input range in compact SOT-23-6 package. From $1.44, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- TPS2551QDBVRQ1 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.4400(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TPS2551QDBVRQ1?
- Single-channel load switch with adjustable current limit up to 1.1A via external resistor
- Wide input voltage range: 2.5V to 6.5V, suitable for 3.3V and 5V systems
- Integrated thermal shutdown at 155°C for robust overcurrent and overtemperature protection
- Automotive-grade (Q1) qualification for reliability in harsh environment applications
- Compact SOT-23-6 package enabling space-efficient PCB designs
What is TPS2551QDBVRQ1 used for?
The TPS2551QDBVRQ1 is widely used in automotive infotainment systems and ADAS modules where controlled power switching and current limiting are critical. It also serves in industrial handheld equipment, USB power distribution, and battery-powered portable devices requiring adjustable inrush current control. Its automotive-grade qualification makes it ideal for under-hood and body electronics applications.
What are the specifications of TPS2551QDBVRQ1?
| Pbfree Code | Yes |
| YTEOL | 3.9 |
| Additional Feature | Current Limit:1.1A;Thermal Shutdown:155C;Adjustable Current Limit |
| Adjustable Threshold | YES |
| Analog IC - Other Type | LOAD SWITCH |
| Input Voltage-Max | 6.5V |
| Input Voltage-Min | 2.5V |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e4 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Screening Level | AEC-Q100 |
| Supply Current-Max (Isup) | 0.15mA |
| Supply Voltage-Max (Vsup) | 6.5V |
| Supply Voltage-Min (Vsup) | 2.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BICMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +2.35V |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | SOT23 (6-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Where can I find the TPS2551QDBVRQ1 datasheet?
TPS2551QDBVRQ1 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TPS2551QDBVRQ1?
Compatible alternatives and drop-in replacements for TPS2551QDBVRQ1:
Texas Instruments Adjustable, 1 Channel, PDSO6
Texas Instruments Adjustable, 1 Channel, PDSO6
Frequently Asked Questions
What is the maximum current limit of the TPS2551QDBVRQ1?
The TPS2551QDBVRQ1 supports an adjustable current limit with a maximum of 1.1A. The current limit threshold is set externally via a resistor connected to the ILIM pin, allowing designers to tune protection levels for their specific load requirements.
What input voltage range does the TPS2551QDBVRQ1 support?
The TPS2551QDBVRQ1 operates over an input voltage range of 2.5V to 6.5V, making it compatible with common 3.3V and 5V power rails used in automotive and industrial applications.
Is the TPS2551QDBVRQ1 suitable for automotive applications?
Yes, the TPS2551QDBVRQ1 carries automotive-grade (Q1) qualification, meeting AEC-Q100 standards. It features thermal shutdown at 155°C and robust current limiting, making it well-suited for automotive infotainment, body electronics, and ADAS systems operating in harsh environments.
What package does the TPS2551QDBVRQ1 come in?
The TPS2551QDBVRQ1 is available in a SOT-23-6 (6-pin small outline transistor) package, which offers a compact footprint ideal for space-constrained PCB designs in portable and automotive electronics.
Related Guides
STM32H725IGT3 Selection Guide: Memory, Package, Temperature, and Supply
Choose the right STM32H725 variant by comparing Flash, package, pin count, temperature grade, connectivity, and production requirements.
Aug 1, 2026
STM32H725IGT3 High-Performance MCU Design Guide
Design STM32H725IGT3 systems for reliable 550 MHz operation with practical power, clock, cache, DMA, PCB, ADC, and recovery guidance.
Jul 31, 2026
150141VS73100 Violet SMD LED Selection Guide: Color, Drive, and Sourcing
Select the 150141VS73100 by wavelength, brightness, drive current, 3528 fit, reliability, and traceable sourcing requirements.
Jul 31, 2026
STEF05SGR 5 V eFuse Protection Design Guide
Design a reliable 5 V STEF05SGR eFuse stage with current-limit math, capacitor sizing, thermal analysis, fault recovery, and PCB layout guidance.
Jul 30, 2026
Why Buy from FindMyChip
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.0300 | $3.03 |
| 4+ | $2.0200 | $8.08 |
| 13+ | $1.5150 | $19.70 |
| 10000+ | $1.4400 | $14400.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit