Union Semiconductor International Limited UM1750DA-12
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.00 | $1.00 |
| 15+ | $0.23 | $3.45 |
| 25+ | $0.23 | $5.75 |
| 50+ | $0.21 | $10.50 |
| 100+ | $0.19 | $19.00 |
| N+ | $0.04 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Union Semiconductor International Limited |
| Product Series | UM1750 |
| Packaging | Tape & Reel (TR) | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 1.2V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | - |
| Current - Output | 350mA |
| Current - Quiescent (Iq) | 130 µA |
| Current - Supply (Max) | 300 µA |
| PSRR | 63dB ~ 40dB (100Hz ~ 10kHz) |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 6-WDFN Exposed Pad |
| Supplier Device Package | 6-DFN (2x2) |
| ROHS |
The UM1750DA-12 is a fixed 1.2V low dropout linear regulator offering up to 350mA output current. It features a quiescent current of 130µA and excellent PSRR (63dB to 40dB from 100Hz to 10kHz), making it suitable for noise-sensitive low-voltage applications. The 6-DFN (2x2) package is compact and thermally efficient.
- High Current Capacity: 350mA output supports demanding low-voltage digital loads.
- Excellent PSRR: 63dB at 100Hz ensures clean power for sensitive analog and digital circuits.
- Low Dropout Performance: Optimized for efficiency in battery-operated systems.
- Compact DFN Package: 2x2mm footprint saves space while providing good thermal performance.
Low-Voltage Digital Cores
Provides a stable 1.2V rail for modern microcontrollers, FPGAs, and DSPs that require low-voltage, high-current supplies.
DDR Memory Termination
The 350mA output is suitable for powering DDR memory VTT termination circuits in embedded systems.
Portable Computing Devices
Ideal for tablets and e-readers where 1.2V core supplies are needed with minimal power loss.
Networking Equipment
Powers low-voltage ASICs and switch ICs in routers and switches, with good PSRR (63dB @ 100Hz) for clean operation.
Industrial Control Systems
Provides reliable 1.2V for PLCs and motor control DSPs, ensuring stable operation in noisy industrial environments.
Battery-Powered Medical Devices
Low quiescent current and compact DFN package suit portable medical monitors requiring 1.2V logic.
- Q: What is the output voltage of the UM1750DA-12?
- A: The fixed output voltage is 1.2V.
- Q: What is the maximum output current?
- A: It can deliver up to 350mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; please refer to the datasheet.
- Q: What is the dropout voltage?
- A: The dropout voltage is not specified in the provided data.
- Q: What is the quiescent current?
- A: The quiescent current is 130µA.
- Q: What package is available?
- A: It comes in a 6-DFN (2x2) package.
- Q: What is the output voltage of the UM1750DA-12?
- A: The fixed output voltage is 1.2V.
- Q: What is the maximum output current?
- A: It can deliver up to 350mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; please refer to the datasheet.
- Q: What is the dropout voltage?
- A: The dropout voltage is not specified in the provided data.
- Q: What is the quiescent current?
- A: The quiescent current is 130µA.
- Q: What package is available?
- A: It comes in a 6-DFN (2x2) package.

UM1750DA-12.pdf