Overview
The NCV59744MNADJTBG is a dual-rail very low dropout (LDO) voltage regulator produced by onsemi. This device is capable of providing an output current in excess of 3.0 A with a dropout voltage as low as 75 mV at full load current. It is available in various package types, including QFN-20 and DFN-10, making it versatile for different application needs. The regulator features adjustable output voltage, ranging from 0.8 V to 3.6 V, and is stable with ceramic and other low ESR output capacitors. It also includes internal protection features such as thermal shutdown and output current limiting, along with user-programmable Soft-Start and Power Good pins.
Key Specifications
| Parameter | Value |
|---|---|
| Output Current (Typ) | 3.0 A |
| Dropout Voltage (Typ) | 0.075 V to 0.115 V |
| Output Voltage Range | 0.8 V to 3.6 V |
| Input Voltage Range | 0.8 V to 5.5 V |
| Package Type | QFN-20, DFN-10 |
| Noise (µVRMS) | 18 µV |
| PSRR (dB) | 80 dB |
| Thermal Shutdown | Yes |
| Output Current Limiting | Yes |
| Soft-Start | User-programmable |
| Power Good Output | Open Drain |
Key Features
- High output current in excess of 3.0 A
- Ultra-low dropout voltage (75 mV typ. at full load)
- Fast transient response
- Programmable Soft-Start
- Open Drain Power Good output
- Stable with any type of output capacitor, including ceramic and low ESR capacitors
- Internal protection features: thermal shutdown and output current limiting
Applications
- Networking and Telecommunications
- Industrial
- Computing and Peripherals
- Medical
- Consumer Electronics
- Servers
- Cellular Infrastructure Equipment
- Networking Switches
- Wireless Routers
- Power over Ethernet (PoE) Equipment
- Ultrasound Imaging
- Camera and Vision Systems
- High-End Computing Equipment
- FPGA, DSP, and Logic Power Supplies
Q & A
- What is the maximum output current of the NCV59744MNADJTBG?
The maximum output current is in excess of 3.0 A.
- What is the typical dropout voltage of the NCV59744MNADJTBG?
The typical dropout voltage is 75 mV to 115 mV depending on the package and load conditions.
- What is the output voltage range of the NCV59744MNADJTBG?
The output voltage range is adjustable from 0.8 V to 3.6 V.
- What types of packages are available for the NCV59744MNADJTBG?
The device is available in QFN-20 and DFN-10 packages.
- Does the NCV59744MNADJTBG have internal protection features?
Yes, it includes thermal shutdown and output current limiting protection.
- Is the Soft-Start feature programmable on the NCV59744MNADJTBG?
Yes, the Soft-Start feature is user-programmable.
- What is the noise level of the NCV59744MNADJTBG?
The noise level is 18 µV RMS.
- What is the PSRR (Power Supply Rejection Ratio) of the NCV59744MNADJTBG?
The PSRR is 80 dB.
- Is the NCV59744MNADJTBG stable with any type of output capacitor?
Yes, it is stable with ceramic and other low ESR output capacitors.
- What are some common applications of the NCV59744MNADJTBG?
Common applications include networking, industrial, computing, medical, consumer electronics, and more.
