RHFL4913ESY331 STMicroelectronics Integrated Circuit (Transistor Outline, Vertical) In Stock
Radiation-hardened positive fixed 3.3 V voltage regulator by STMicroelectronics, featuring 5.8 V to 12 V input range, 0.95 V dropout, and ±0.0132% load regulation. Designed for space-grade applications. Available in vertical TO package with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Transistor Outline, Vertical
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- RHFL4913ESY331 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of RHFL4913ESY331?
- Radiation-hardened design rated for space-grade environments with TID tolerance
- Fixed 3.3 V output with ultra-low dropout voltage of 0.95 V for power efficiency
- Tight load and line regulation of ±0.0132% for stable supply rails in harsh conditions
What is RHFL4913ESY331 used for?
The RHFL4913ESY331 is designed for satellite power management systems and space-grade electronics where radiation hardness is critical. It provides a stable 3.3 V supply rail for FPGAs, microprocessors, and digital logic in LEO and GEO satellite platforms. Its fixed output and low dropout make it ideal for power-constrained space instruments and avionics subsystems.
What are the specifications of RHFL4913ESY331?
| YTEOL | 6.01 |
| Adjustability | FIXED |
| Dropout Voltage1-Nom | 0.95V |
| Input Voltage Absolute-Max | 14V |
| Input Voltage-Max | 12V |
| Input Voltage-Min | 5.8V |
| JESD-30 Code | R-CSFM-T3 |
| JESD-609 Code | e0 |
| Line Regulation-Max | 0.0132% |
| Load Regulation-Max | 0.0132% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -55 °C |
| Output Current1-Max | 3A |
| Output Voltage1-Max | 3.37V |
| Output Voltage1-Min | 3.23V |
| Output Voltage1-Nom | 3.3V |
| Package Body Material | CERAMIC, METAL-SEALED COFIRED |
| Package Equivalence Code | SIP3,.1TB |
| Package Shape | RECTANGULAR |
| Package Style | FLANGE MOUNT |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR |
| Surface Mount | NO |
| Technology | BIPOLAR |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Total Dose | 300k Rad(Si) V |
| Voltage Tolerance-Max | 2% |
| Package | Transistor Outline, Vertical |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | France |
Where can I find the RHFL4913ESY331 datasheet?
RHFL4913ESY331 Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for RHFL4913ESY331?
Compatible alternatives and drop-in replacements for RHFL4913ESY331:
Frequently Asked Questions
Which designs can use RHFL4913ESY331 when 3 pins is a required parameter?
RHFL4913ESY331 is a practical fit when the design needs 3 pins in a integrated circuit from STMicroelectronics. Buyers should confirm the package, lifecycle state, and original datasheet before approving it for production builds.
How should buyers compare RHFL4913ESY331 with alternate integrated circuit options?
Use 3.3 V as one verified requirement, then match the electrical ratings, footprint, and manufacturer series against the target BOM. This reduces substitution risk when similar parts differ in assembly or operating limits.
Which assembly detail should be checked before sourcing RHFL4913ESY331 for production?
Confirm that the selected lot matches TO-257 and the known 5.8 V requirement before RFQ approval. This gives incoming inspection and engineering teams a clearer basis for footprint, mating, or thermal review.
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Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
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