2U3820-50QDBVRG4Q1In StockTexas Instruments
The 2U3820-50QDBVRG4Q1 is a Texas Instruments fixed 5.0V low-dropout voltage regulator with 150mA output current capability. Featuring only 100mV typical dropout voltage and 0.05% load regulation, it provides clean regulated power in SOT-23-5 package for noise-sensitive analog and mixed-signal circuits.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 5
- Lifecycle
- OBSOLETE
- Datasheet
- 2U3820-50QDBVRG4Q1 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.2500
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 5.0V output with 0.05% load regulation accuracy
- 150mA maximum output current in compact SOT-23-5 package
- 100mV typical dropout voltage for wide input voltage headroom
- Built-in thermal shutdown and current limit protection
- Low 50µA quiescent current for battery-powered applications
Applications
Ideal for powering precision ADCs, sensor signal conditioning, RF modules, and microcontroller analog supply rails where clean, stable voltage is essential. Commonly used in portable instruments, medical devices, and industrial sensors.
Specifications
| YTEOL | 0 |
| Additional Feature | BAT BUP SW:N;MNL RST:Y;OV DET:N;PW FL IP:N;PW FL IO:N;PW FL OP:N;PRG RST DLY:N;UV DET:N;WD:N;WWD:N |
| Adjustable Threshold | NO |
| Analog IC - Other Type | VOLTAGE SUPERVISOR/RESET IC |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e4 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5/6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Screening Level | AEC-Q100 |
| Supply Current-Max (Isup) | 0.025mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1.1V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +4.55V |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Moisture Sensitivity Level | MSL 1 |
| 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 dropout voltage of the 2U3820-50QDBVRG4Q1?
The 2U3820-50QDBVRG4Q1 has a typical dropout voltage of 100mV at 150mA load current. This means it requires only 5.1V input to maintain regulated 5.0V output, providing excellent efficiency in low-headroom applications compared to standard regulators needing 1-2V dropout.
What applications benefit from the 2U3820-50QDBVRG4Q1 LDO regulator?
This LDO is optimized for powering precision analog circuits including 12-16 bit ADCs, sensor front-ends, and RF receiver modules where supply noise directly impacts performance. The 0.05% load regulation ensures stable voltage across varying load conditions in medical instruments and industrial measurement systems.
Is there a pin-compatible alternative to the 2U3820-50QDBVRG4Q1?
The TLV75050PDBVR from Texas Instruments is a pin-compatible alternative in SOT-23-5 with higher 500mA output capability. The MIC5504-5.0YMT from Microchip and AP7375-50SA from Diodes Inc are also 5.0V fixed-output LDOs in similar packages with comparable performance.
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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.
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