LD3980PU135R
- Mfr.Part #
- LD3980PU135R
- Manufacturer
- STMicroelectronics
- Package / Case
- 6-VDFN Exposed Pad
- Datasheet
- Download
- Description
- IC REG LINEAR 1.35V 300MA 6DFN
- Stock
- 2,831
- In Stock :
- 2,831
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - Linear
- Max Input Voltage :
- 3.6V
- Package / Case :
- 6-VDFN Exposed Pad
- Input Bias Current :
- 90μA
- Min Output Voltage :
- 1.35V
- Min Operating Temperature :
- -40°C
- Quiescent Current :
- 110μA
- Radiation Hardening :
- No
- Mount :
- Surface Mount
- Supplier Device Package :
- 6-DFN (3x3)
- Polarity :
- Positive
- Current - Supply (Max) :
- 130μA
- Output Configuration :
- Positive
- Mounting Type :
- Surface Mount
- Current - Output :
- 300mA
- Reference Voltage :
- 700mV
- Packaging :
- Tape and Reel (TR)
- Output Voltage :
- 1.35V
- Number of Outputs :
- 1
- Min Input Voltage :
- 1.7V
- Base Part Number :
- LD3980
- Output Voltage Accuracy :
- 1 %
- Protection Features :
- Over Current, Over Temperature
- Accuracy :
- 1 %
- Number of Regulators :
- 1
- Current - Quiescent (Iq) :
- 110μA
- Dropout Voltage :
- 150mV
- PSRR :
- 60dB ~ 58dB (1kHz ~ 10kHz)
- Lead Free :
- Lead Free
- Output Type :
- FIXED
- Voltage - Output (Min/Fixed) :
- 1.35V
- Operating Temperature :
- -40°C~85°C
- Number of Pins :
- 6
- Max Output Current :
- 300mA
- Voltage - Input (Max) :
- 3.6V
- Max Operating Temperature :
- 85°C
- Control Features :
- Enable
- RoHS Status :
- ROHS3 Compliant
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Datasheets
- LD3980PU135R

Voltage Regulators - Linear STMicroelectronics LD3980PU135R Overview
The LD3980PU135R from STMicroelectronics is a state-of-the-art linear voltage regulator designed for superior performance in a compact form factor. Tailored for stable and reliable operation, this device outputs a fixed voltage of 1.35V and supports currents up to 300mA. Its 6-DFN package is optimized for minimal space and is particularly suitable for advanced portable applications where efficiency and footprint are critical. The LD3980PU135R is engineered to meet rigorous industry standards, providing high accuracy, low dropout, and excellent transient response, making it a premium choice for any high-performance circuit design.
LD3980PU135R Features
- Output voltage fixed at 1.35V with a capacity of up to 300mA
- Low dropout performance enhances efficiency
- Ultra-small 6-DFN package suitable for compact applications
- High thermal performance for improved reliability and lifespan
- Excellent transient response and noise reduction capabilities
LD3980PU135R Applications
- Portable Electronics: Ideal for powering low-voltage microprocessors and DSPs in devices such as smartphones and tablets. Ensures stable operation and extends battery life.
- Wearable Technology: Used in smartwatches and fitness trackers to manage power supply efficiently, providing consistent performance while minimizing space usage.
- Healthcare Devices: Employs in portable medical instruments where precise voltage regulation is crucial for accurate readings and device safety.
- Point-of-Sale Systems: Supports the power management in handheld POS terminals, ensuring reliability for transaction processing.
- Internet of Things (IoT) Devices: Provides voltage regulation solutions in IoT sensors and gateways, facilitating reliable data transmission and processing.
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.
















