TLE4266GSV10HTMA1 Infineon Integrated Circuit (SOT223 (3-Pin)) In Stock
TLE4266GSV10HTMA1 is a fixed-output automotive-grade low-dropout (LDO) linear voltage regulator from Infineon, delivering 100 mA continuous output at 10 V with up to 45 V input voltage tolerance. Housed in a compact SOT-223 4-pin package, it features 250 mV typical dropout and -40°C to +125°C operating range. Ideal for automotive ECU power supplies, sensor modules, and voltage post-regulation in harsh environments.
- Manufacturer
- Infineon
- Package
- SOT223 (3-Pin)
- Pin Count
- 4
- Lifecycle
- OBSOLETE
- Datasheet
- TLE4266GSV10HTMA1 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 10 V output with 250 mV typical dropout voltage at 100 mA load
- Wide 10.5 V to 45 V input voltage range suitable for 12 V and 24 V automotive bus systems
- Automotive temperature grade: -40°C to +125°C operation
- Compact SOT-223 4-pin package for space-constrained PCB designs
- AEC-Q100 qualified for high-reliability automotive applications
Applications
The TLE4266GSV10HTMA1 is designed for automotive electronics requiring a stable 10 V regulated supply from a 12 V or 24 V vehicle battery rail. Typical applications include ECU microcontroller power domains, body-control module sensor interfaces, and industrial control systems requiring a regulated 10 V reference from higher-voltage DC sources. Its wide input range and -40°C to +125°C rating make it well-suited for under-hood and harsh-environment deployments.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.5V |
| Dropout Voltage1-Nom | 0.25V |
| Input Voltage Absolute-Max | 45V |
| Input Voltage-Max | 45V |
| Input Voltage-Min | 10.5V |
| JESD-30 Code | R-PDSO-G4 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.03% |
| Load Regulation-Max | 0.04% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 150°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.12A |
| Output Voltage1-Max | 10.2V |
| Output Voltage1-Min | 9.8V |
| Output Voltage1-Nom | 10V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOT-223 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Screening Level | AEC-Q100 |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Terminal Finish | Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 2.3mm |
| Terminal Position | DUAL |
| Voltage Tolerance-Max | 2% |
| Package | SOT223 (3-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What input voltage range does the TLE4266GSV10HTMA1 support, and is it compatible with 24 V automotive systems?
The TLE4266GSV10HTMA1 accepts an input voltage from 10.5 V to 45 V, making it fully compatible with both 12 V and 24 V automotive battery buses. The 45 V absolute maximum rating also provides headroom for load-dump transients common in vehicle electrical systems, and the device maintains regulation across the full -40°C to +125°C automotive temperature range.
How much dropout voltage does the TLE4266GSV10HTMA1 exhibit at full load, and does it affect automotive 10 V rail design?
The TLE4266GSV10HTMA1 exhibits a typical dropout voltage of 250 mV and a maximum of 500 mV at 100 mA output current. This low dropout means the 10 V regulated output remains stable as long as the input stays above approximately 10.5 V, comfortably satisfied by a 12 V automotive battery even at end-of-charge levels near 11 V.
For a compact automotive sensor PCB, how should the SOT-223 4-pin package of TLE4266GSV10HTMA1 be laid out to ensure thermal stability?
The SOT-223 package exposes a large tab pin that should be soldered to a copper pour of at least 1 cm² on the PCB to manage the thermal resistance junction-to-ambient, which is approximately 60°C/W. At 100 mA continuous output with a 45 V input, power dissipation can reach 3.5 W, so adequate copper area or additional thermal vias are essential to keep junction temperature within the -40°C to +125°C rated range.
When is TLE4266GSV10HTMA1 a preferred choice over a switching regulator for automotive 10 V supplies?
TLE4266GSV10HTMA1 is preferred when low EMI noise and circuit simplicity outweigh efficiency concerns. Because it is a linear regulator requiring only bypass capacitors—typically 100 nF input and 10 µF output—it introduces no switching noise, which is critical for precision sensor conditioning circuits operating at 10 V where conducted emissions could corrupt analog signals. Switching regulators require additional filtering components and introduce switching harmonics from tens of kHz to several MHz.
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