LM2937ES-15/NOPBIn StockTexas Instruments
LM2937ES-15/NOPB is a 500mA fixed 15V LDO linear voltage regulator from Texas Instruments. It features a low dropout voltage of 0.5V typical and supports input voltages up to 26V. Available in TO-263 package, ideal for automotive and industrial power supply applications. From $0.82 in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- TO-XXX (Inc. DPAK)
- Pin Count
- 4
- Lifecycle
- ACTIVE
- Datasheet
- LM2937ES-15/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.8208(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 500mA output current capacity with 15V fixed output voltage for stable power regulation
- Ultra-low dropout voltage of 0.5V typical (1V max) enabling efficient power conversion
- Wide input voltage range up to 26V absolute maximum for versatile system integration
- Available in surface-mount TO-263 (D2PAK) package for compact PCB designs
- Pb-free (NOPB) RoHS-compliant packaging meeting modern environmental standards
Applications
The LM2937ES-15/NOPB is well-suited for automotive electronics requiring a regulated 15V rail, including instrument clusters, infotainment systems, and body control modules. It is also widely used in industrial power supplies, motor drive circuits, and embedded systems where a low-dropout 15V regulator with high reliability is essential. Its surface-mount form factor makes it an excellent choice for space-constrained PCB designs in consumer and telecom equipment.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 1V |
| Dropout Voltage1-Nom | 0.5V |
| Input Voltage Absolute-Max | 26V |
| Input Voltage-Max | 26V |
| Input Voltage-Min | 17V |
| JESD-30 Code | R-PSSO-G3 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.15% |
| Load Regulation-Max | 0.15% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.5A |
| Output Voltage1-Max | 15.75V |
| Output Voltage1-Min | 14.25V |
| Output Voltage1-Nom | 15V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP3H,.55TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 245 |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 2.54mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 5% |
| Package | TO-XXX (Inc. DPAK) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM2937ES-15/NOPB:
Frequently Asked Questions
What is the output voltage and current rating of the LM2937ES-15/NOPB?
The LM2937ES-15/NOPB provides a fixed 15V output voltage with a maximum output current of 500mA. It features a typical dropout voltage of 0.5V (1V maximum), making it efficient in battery-powered and automotive applications.
What is the input voltage range for the LM2937ES-15/NOPB?
The LM2937ES-15/NOPB accepts an input voltage range from 17V minimum to 26V absolute maximum, making it suitable for 24V automotive and industrial bus systems requiring a regulated 15V output.
What package does the LM2937ES-15/NOPB use and is it RoHS compliant?
The LM2937ES-15/NOPB is housed in a TO-263 (D2PAK / DPAK family) surface-mount package, which offers good thermal dissipation on PCB copper pours. The '/NOPB' suffix confirms it is fully Pb-free and RoHS compliant per JESD-609 Code e3.
What are typical applications for the LM2937ES-15/NOPB?
Typical applications include automotive ECUs, instrument clusters, industrial control boards, and 24V power distribution systems where a reliable, low-dropout 15V regulated supply is needed. Its surface-mount package is ideal for high-density PCB designs requiring minimal board space.
Are there alternative parts or drop-in replacements for the LM2937ES-15/NOPB?
Compatible alternatives include the LM2937IMP-15/NOPB (SOT-223 package) and L7815 series regulators. However, verify dropout voltage, input voltage range, and package compatibility before substitution to ensure your design requirements are fully met.
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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.
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