LM2587S-3.3In StockTexas Instruments
LM2587S-3.3 is a current-mode PWM SIMPLE SWITCHER step-up voltage regulator with 3.3V fixed output, 4V–40V input range, and 3A switch current. From $6.48, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 4
- Lifecycle
- OBSOLETE
- Datasheet
- LM2587S-3.3 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $6.4761(MOQ 90)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Non-compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 3.3V output voltage for stable regulation in step-up (boost) converter designs
- Wide 4V to 40V input voltage range supports diverse power supply configurations
- Current-mode PWM control with 3A switch current for efficient, fast transient response
- SOIC-5 package enables compact PCB footprint in space-constrained applications
- Designed for SIMPLE SWITCHER applications with minimal external components required
Applications
The LM2587S-3.3 is well-suited for battery-powered systems, embedded electronics, and industrial equipment requiring a regulated 3.3V boost supply. It is commonly used in microcontroller power rails, automotive subsystems, and portable instrumentation where input voltage varies. Its wide input range and current-mode control make it ideal for telecom, consumer electronics, and remote sensing applications.
Specifications
| Pbfree Code | No |
| Reach Compliance Code | Not Compliant |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 40V |
| Input Voltage-Min | 4V |
| Input Voltage-Nom | 5V |
| JESD-30 Code | R-PSSO-G5 |
| JESD-609 Code | e0 |
| Number of Functions | 1 |
| Output Current-Max | 9.5A |
| Output Voltage-Max | 3.43V |
| Output Voltage-Min | 3.17V |
| Output Voltage-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP5H,.6,67TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 235 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 165mA |
| Surface Mount | YES |
| Switcher Configuration | BOOST |
| Switching Frequency-Max | 125kHz |
| Technology | BIPOLAR |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | TIN LEAD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.7mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 20 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Non-compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| 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 is the output voltage of the LM2587S-3.3?
The LM2587S-3.3 provides a fixed 3.3V output voltage. It is designed as a step-up (boost) switching regulator and requires no external resistor divider for output voltage setting, simplifying the design.
What is the input voltage range for the LM2587S-3.3?
The LM2587S-3.3 operates with an input voltage range of 4V minimum to 40V maximum, with a nominal operating voltage of 5V. This wide range makes it compatible with various battery chemistries and unregulated power supplies.
What package does the LM2587S-3.3 come in?
The LM2587S-3.3 is available in a 5-pin SOIC (R-PSSO-G5) package. This surface-mount package is compact and suitable for automated PCB assembly, making it ideal for high-density designs.
Can the LM2587S-3.3 be used in automotive applications?
Yes, the LM2587S-3.3 supports up to 40V input, which covers typical automotive battery voltages including load dump scenarios. Its current-mode PWM control ensures stable operation across the wide voltage variations common in automotive environments.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 90+ | $6.4761 | $582.85 |
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