| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| FAN1538DAX | Fairchild Semiconductor Corporation | Check for Price | Fixed Positive LDO Regulator, 2 Output, 3.3V1, 2.5V2, BIPolar, PSSO4 | LDR2533PT-R vs FAN1538DAX |
| SI-3002KWM-TL | Allegro MicroSystems LLC | Check for Price | Fixed Positive LDO Regulator, 2 Output, 3.3V1, 2.5V2, PSSO5 | LDR2533PT-R vs SI-3002KWM-TL |
| BA33C25FP | ROHM Semiconductor | Check for Price | Fixed Positive LDO Regulator, 2 Output, 3.3V1, 2.5V2, BIPolar, PSSO4 | LDR2533PT-R vs BA33C25FP |
Part Details for LDR2533PT-R by STMicroelectronics
Results Overview of LDR2533PT-R by STMicroelectronics
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (3 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Environmental Monitoring
Space Technology
Internet of Things (IoT)
Industrial Automation
Smart Cities
Agriculture Technology
Medical Imaging
Virtual Reality (VR), Augmented Reality (AR), and Vision Systems
Consumer Electronics
Education and Research
Security and Surveillance
Aerospace and Defense
Healthcare
Robotics and Drones
LDR2533PT-R Information
LDR2533PT-R by STMicroelectronics is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for LDR2533PT-R
| Part # | Distributor | Description | Stock | Price | Buy | |
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Vyrian | Fixed Positive LDO Regulator, 2 Output, 2.5V1, 3.3V2, BIPolar, PSSO4 | 10064 |
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RFQ |
US Tariff Estimator: LDR2533PT-R by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
LDR2533PT-R Part Data Attributes
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LDR2533PT-R
STMicroelectronics
Buy Now
Datasheet
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LDR2533PT-R
STMicroelectronics
Fixed Positive LDO Regulator, 2 Output, 2.5V1, 3.3V2, BIPolar, PSSO4
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| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Package Description | Ppak-5 | |
| Pin Count | 5 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Adjustability | Fixed | |
| Dropout Voltage1-Max | 0.7 V | |
| Dropout Voltage1-Nom | 0.4 V | |
| Dropout Voltage2-Max | 0.8 V | |
| Input Voltage Absolute-Max | 15 V | |
| Input Voltage-Max | 9.5 V | |
| Input Voltage-Min | 4.5 V | |
| JESD-30 Code | R-PSSO-G4 | |
| JESD-609 Code | e3 | |
| Length | 6.5 Mm | |
| Line Regulation-Max | 0.04% | |
| Load Regulation-Max | 0.06% | |
| Number of Functions | 1 | |
| Number of Outputs | 2 | |
| Number of Terminals | 4 | |
| Output Current1-Max | 0.5 A | |
| Output Current2-Max | 1 A | |
| Output Voltage1-Max | 4.875 V | |
| Output Voltage1-Min | 2.375 V | |
| Output Voltage1-Nom | 2.5 V | |
| Output Voltage2-Max | 6.435 V | |
| Output Voltage2-Min | 3.135 V | |
| Output Voltage2-Nom | 3.3 V | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | SOP | |
| Package Equivalence Code | SMSIP5H,.37,50TB | |
| Package Shape | Rectangular | |
| Package Style | Small Outline | |
| Packing Method | Tr | |
| Qualification Status | Not Qualified | |
| Regulator Type | Fixed Positive Multiple Output Ldo Regulator | |
| Seated Height-Max | 2.63 Mm | |
| Surface Mount | Yes | |
| Technology | Bipolar | |
| Terminal Finish | Tin | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 1.27 Mm | |
| Terminal Position | Single | |
| Voltage Tolerance-Max | 5% | |
| Width | 6.1 Mm |
Alternate Parts for LDR2533PT-R
This table gives cross-reference parts and alternative options found for LDR2533PT-R. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LDR2533PT-R, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
LDR2533PT-R Frequently Asked Questions (FAQ)
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STMicroelectronics recommends a 4-layer PCB with a solid ground plane and a separate power plane for the LDR2533PT-R. The device should be placed near the power source, and the input and output tracks should be kept short and wide to minimize parasitic inductance and resistance.
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The LDR2533PT-R has a thermal pad that must be connected to a thermal plane on the PCB. A thermal via array can be used to connect the thermal pad to the thermal plane. Additionally, the device should be placed in a location with good airflow, and a heat sink can be used if necessary.
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While the datasheet specifies a maximum input voltage of 36V, it's recommended to derate the input voltage to 30V to ensure reliable operation and to prevent damage to the device.
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Use an oscilloscope to monitor the input and output voltages, and check for any signs of oscillation or ringing. Verify that the input voltage is within the recommended range, and that the device is properly thermally managed. Check the PCB layout for any signs of parasitic inductance or resistance, and ensure that the device is properly decoupled.
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Yes, the LDR2533PT-R is qualified for automotive and high-reliability applications. However, it's essential to follow the recommended PCB layout, thermal management, and input voltage derating guidelines to ensure reliable operation. Additionally, the device should be subjected to environmental and reliability testing to ensure it meets the specific requirements of the application.