ST1S03PUR
- Mfr.Part #
- ST1S03PUR
- Manufacturer
- STMicroelectronics
- Package / Case
- 6-VDFN Exposed Pad
- Datasheet
- Download
- Description
- IC REG BUCK ADJUSTABLE 1.5A 6DFN
- Stock
- 274
- In Stock :
- 274
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Height :
- 950μm
- Max Output Current :
- 1.5A
- Voltage - Output (Min/Fixed) :
- 0.8V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Input (Max) :
- 16V
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Frequency - Switching :
- 1.5MHz
- Control Technique :
- PULSE WIDTH MODULATION
- Topology :
- Buck
- Package / Case :
- 6-VDFN Exposed Pad
- Synchronous Rectifier :
- No
- Number of Terminations :
- 6
- Width :
- 3.1mm
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Base Part Number :
- ST1S03
- RoHS Status :
- ROHS3 Compliant
- Operating Supply Voltage :
- 16V
- Factory Lead Time :
- 12 Weeks
- Operating Temperature :
- 0°C~125°C TJ
- Length :
- 3.1mm
- Mounting Type :
- Surface Mount
- REACH SVHC :
- No SVHC
- Analog IC - Other Type :
- SWITCHING REGULATOR
- JESD-609 Code :
- e3
- Terminal Pitch :
- 0.95mm
- Quiescent Current :
- 2.5mA
- Number of Outputs :
- 1
- Voltage - Input (Min) :
- 3V
- Efficiency :
- 70 %
- Packaging :
- Tape and Reel (TR)
- Function :
- Step-Down
- Lead Free :
- Lead Free
- ECCN Code :
- EAR99
- Output Type :
- Adjustable
- Terminal Position :
- Dual
- Accuracy :
- 2 %
- Output Configuration :
- Positive
- Voltage - Output (Max) :
- 13.92V
- Control Mode :
- CURRENT-MODE
- Number of Pins :
- 6
- Mount :
- Surface Mount
- Input Voltage-Nom :
- 5V
- Datasheets
- ST1S03PUR

Voltage Regulators - DC DC Switching Regulators STMicroelectronics ST1S03PUR Overview
Introducing the STMicroelectronics ST1S03PUR, a high-performance DC-DC switching regulator designed to meet the demands of modern electronic systems. This integrated circuit (IC) regulator offers adjustable output and a robust 1.5A current capability, packaged in a compact 6-DFN form factor. Ideal for applications requiring efficient power management in limited space, the ST1S03PUR delivers reliability and flexibility, making it a preferred choice for engineers and designers.
ST1S03PUR Features
- Adjustable output voltage
- 1.5A output current capability
- Efficient DC-DC switching operation
- Compact 6-DFN package
- Wide input voltage range
- Low dropout voltage
- Overcurrent and thermal protection
ST1S03PUR Applications
- Industrial Automation: The ST1S03PUR is well-suited for powering various industrial automation systems, including PLCs, motor drives, and control modules. Its adjustable output voltage and robust current capability ensure stable and efficient operation in demanding industrial environments.
- Telecommunications Infrastructure: In telecommunications equipment such as base stations and network switches, the ST1S03PUR provides reliable power regulation for critical components. Its compact size and advanced features make it an ideal choice for telecom infrastructure applications where space is at a premium.
- Embedded Systems: Embedded systems in automotive electronics, consumer electronics, and IoT devices benefit from the ST1S03PUR's compact design and versatile performance. Whether it's powering microcontrollers, sensors, or communication modules, this DC-DC switching regulator offers the efficiency and reliability required for seamless operation.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















