UA78L08ACDG4In StockTexas Instruments
UA78L08ACDG4 is a Texas Instruments 8V 100mA fixed LDO linear voltage regulator in SOT-23. In stock, priced from ~$0.30/unit, 1 pc MOQ, ships worldwide.
- Manufacturer
- Texas Instruments
- Package
- SOT-23
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- UA78L08ACDG4 Datasheet PDF
- Category
- power-management
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Applications
Ideal for powering microcontrollers and low-power sensors in portable devices, IoT nodes, and battery-operated instruments. Also used in reference voltage generation and post-regulation stages in power supplies requiring clean 8V rails.
Specifications
| outputVoltage | 8V |
| inputVoltageMax | 30V |
| outputCurrentMax | 100mA |
| tempMin | -40C |
| tempMax | 125C |
| dropoutVoltage | 1.7V |
| Package | SOT-23 |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage and current of UA78L08ACDG4?
The UA78L08ACDG4 provides a fixed 8V regulated output with up to 100mA maximum output current. It maintains regulation with an input voltage range of 9.7V to 30V, making it suitable for low-power applications requiring a stable 8V rail.
What package does the UA78L08ACDG4 come in?
The UA78L08ACDG4 is packaged in a 3-pin SOT-23 (DCK) surface-mount package. This ultra-compact footprint makes it ideal for space-constrained PCB designs in portable electronics, wearables, and IoT devices.
What are common applications for the UA78L08ACDG4?
Typical applications include post-regulation in battery-powered systems, reference voltage supply for ADCs and precision sensors, powering microcontrollers in portable devices, and noise-sensitive analog circuits requiring a clean 8V supply.
What are compatible alternatives to the UA78L08ACDG4?
Compatible alternatives include the LP2950-80 (TI, adjustable LDO, SOT-23), LM2936-8.0 (low quiescent current, SOT-23), and MC78L08 (ON Semiconductor, TO-92 or SOT-89). Always verify pin compatibility and dropout voltage before substituting.
Is the UA78L08ACDG4 RoHS compliant?
Yes, the UA78L08ACDG4 is RoHS compliant and lead-free. The G4 suffix in the part number denotes the green/lead-free packaging variant from Texas Instruments, meeting EU RoHS directive requirements.
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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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