LD3985M33R
- Mfr.Part #
- LD3985M33R
- Manufacturer
- STMicroelectronics
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC REG LINEAR 3.3V 150MA SOT23-5
- Stock
- 5,966
- In Stock :
- 5,966
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - Linear
- Min Output Voltage :
- 3.3V
- Number of Functions :
- 1
- Package / Case :
- SC-74A, SOT-753
- Number of Regulators :
- 1
- Accuracy :
- 2 %
- Operating Temperature :
- -40°C~125°C
- RoHS Status :
- ROHS3 Compliant
- Output Voltage 1 :
- 3.3V
- Output Type :
- FIXED
- ECCN Code :
- EAR99
- Radiation Hardening :
- No
- PSRR :
- 60dB ~ 50dB (1kHz ~ 10kHz)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Factory Lead Time :
- 14 Weeks
- Width :
- 1.75mm
- Number of Pins :
- 5
- Peak Reflow Temperature (Cel) :
- 260
- Mounting Type :
- Surface Mount
- Terminal Position :
- Dual
- Output Voltage Accuracy :
- 2 %
- Voltage - Input (Max) :
- 6V
- Max Output Current :
- 150mA
- Voltage Tolerance-Max :
- 3%
- Protection Features :
- Over Current, Over Temperature
- Min Input Voltage :
- 2.5V
- Output Voltage :
- 3.3V
- Base Part Number :
- LD3985
- Voltage Dropout (Max) :
- 0.1V @ 150mA
- Length :
- 3mm
- Dropout Voltage1-Nom :
- 0.06V
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Min Current Limit :
- 300mA
- Pin Count :
- 5
- Output Configuration :
- Positive
- Terminal Form :
- Gull wing
- Dropout Voltage :
- 60mV
- Number of Outputs :
- 1
- Input Bias Current :
- 85μA
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Packing Method :
- Tape and Reel
- Packaging :
- Tape and Reel (TR)
- Quiescent Current :
- 150μA
- Height :
- 1.3mm
- Lead Free :
- Lead Free
- JESD-609 Code :
- e3
- Mount :
- Surface Mount
- Control Features :
- Enable
- Number of Terminations :
- 5
- Current - Supply (Max) :
- 250μA
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Datasheets
- LD3985M33R
LD3985M33R Documents

[Voltage Regulators - Linear] STMicroelectronics LD3985M33R Overview
Introducing the LD3985M33R, a remarkable linear voltage regulator meticulously crafted by STMicroelectronics. This innovative IC stands as a pinnacle of reliability and efficiency in the realm of integrated circuits. Designed to deliver a stable 3.3V output with a current capacity of 150mA, this SOT235-packaged gem ensures consistent power delivery, making it an indispensable component for a myriad of electronic applications.
STMicroelectronics, renowned for its commitment to excellence, has engineered the LD3985M33R with meticulous attention to detail, resulting in a product that surpasses industry standards. With its compact form factor and robust design, this voltage regulator is primed to meet the diverse needs of modern electronic systems.
Whether you're a seasoned engineer seeking precision or a burgeoning innovator pushing the boundaries of technology, the LD3985M33R is your trusted ally in powering the future.
LD3985M33R Features
- Stable 3.3V Output
- 150mA Current Capacity
- Efficient Linear Regulation
- Compact SOT235 Package
- Low Dropout Voltage
- Excellent Line and Load Regulation
- Overtemperature and Short Circuit Protections
- Wide Operating Temperature Range
- Low Quiescent Current Consumption
- Easy to Implement
LD3985M33R Applications
- Medical Devices: The LD3985M33R provides reliable power regulation in medical devices such as portable patient monitors and infusion pumps, ensuring precise and uninterrupted operation.
- Industrial Automation: Employed in PLCs (Programmable Logic Controllers) and industrial sensors, this voltage regulator maintains stable power supply, enhancing the performance and longevity of industrial automation systems.
- Wireless Communication Systems: From Wi-Fi routers to IoT devices, the LD3985M33R delivers consistent power to ensure seamless connectivity and reliable data transmission.
- Embedded Systems: Integrated into embedded systems like microcontroller-based projects and automotive electronics, this regulator guarantees optimal performance and longevity.
- Consumer Electronics: From handheld gadgets to home appliances, the LD3985M33R offers efficient power regulation, enhancing the reliability and efficiency of various consumer electronic devices.
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