LD39020ADTPU21R
- Mfr.Part #
- LD39020ADTPU21R
- Manufacturer
- STMicroelectronics
- Package / Case
- 4-XDFN Exposed Pad
- Datasheet
- Download
- Description
- IC REG LINEAR 2.1V 200MA 4DFN
- Stock
- 94,036
- In Stock :
- 94,036
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - Linear
- Quiescent Current :
- 40μA
- Control Features :
- Enable
- Number of Regulators :
- 1
- Number of Terminations :
- 4
- Radiation Hardening :
- No
- Output Type :
- FIXED
- Accuracy :
- 2 %
- RoHS Status :
- ROHS3 Compliant
- Max Output Current :
- 200mA
- PSRR :
- 80dB ~ 55dB (1kHz ~ 100kHz)
- Number of Functions :
- 1
- Terminal Pitch :
- 0.65mm
- Terminal Position :
- Dual
- Factory Lead Time :
- 20 Weeks
- Mounting Type :
- Surface Mount
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Mount :
- Surface Mount
- Voltage Dropout (Max) :
- 0.35V @ 200mA
- Number of Pins :
- 4
- Operating Temperature :
- -40°C~125°C TJ
- Min Input Voltage :
- 1.5V
- Output Voltage :
- 2.1V
- Packaging :
- Cut Tape (CT)
- Current - Quiescent (Iq) :
- 40μA
- Base Part Number :
- LD39020
- Output Voltage 1 :
- 2.1V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Input (Max) :
- 5.5V
- Output Configuration :
- Positive
- Protection Features :
- Over Current, Over Temperature, Soft Start
- ECCN Code :
- EAR99
- Package / Case :
- 4-XDFN Exposed Pad
- Datasheets
- LD39020ADTPU21R

Voltage Regulators - Linear STMicroelectronics LD39020ADTPU21R Overview
Introducing the STMicroelectronics LD39020ADTPU21R, a top-tier linear voltage regulator designed for precision and reliability in demanding applications. This compact unit in a 4DFN package offers a stable output of 2.1V and a current capacity of up to 200mA, making it an essential component for systems requiring consistent voltage delivery. The LD39020ADTPU21R excels in minimizing power loss and optimizing efficiency, thanks to its low-dropout feature which ensures operational excellence even in low input-to-output differential voltages. This makes the Voltage Regulators - Linear STMicroelectronics LD39020ADTPU21R a pivotal solution in advanced electronic circuits.
LD39020ADTPU21R Features
- Output Voltage: 2.1V
- Output Current: 200mA
- Package Type: 4DFN
- Low Dropout Voltage
- High Stability and Reliability
- Compact Design Suitable for Space-Constrained Applications
LD39020ADTPU21R Applications
- Portable Devices: Utilized in powering battery-operated devices like smartphones and tablets, ensuring efficient, stable power management.
- Healthcare Equipment: Ideal for use in medical devices that require consistent and reliable voltage for accurate readings and safe operation.
- Consumer Electronics: Provides power stability in devices such as cameras and personal audio devices, enhancing product reliability and user experience.
- Wearable Technology: Perfect for smartwatches and fitness trackers, where size and efficiency are critical for device functionality and longevity.
- Industrial Instruments: Applied in various sensors and control systems that operate within strict voltage parameters to ensure accurate and dependable performance.
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