Overview
The NCP5500DTADJRKG is a linear low-dropout (LDO) voltage regulator produced by onsemi. This component is part of the NCP5500 family, which includes adjustable and fixed output voltage versions. The NCP5500DTADJRKG specifically offers an adjustable output voltage range from 1.25 V to 5.0 V, making it versatile for various applications. It is designed to provide up to 500 mA of output current with a low dropout voltage, ensuring efficient operation even at low input voltages.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage | -0.3 | - | 18 | V |
| Output Current | - | - | 500 | mA |
| Output Voltage Accuracy | - | ±2.9% | - | % |
| Dropout Voltage (at 500 mA) | - | 230 | - | mV |
| Operating Ambient Temperature Range (NCP) | -40 | - | 85 | °C |
| Operating Ambient Temperature Range (NCV) | -40 | - | 125 | °C |
| Thermal Shutdown Temperature | 150 | - | 210 | °C |
| Enable Voltage (OFF/ON) | 2.0 | - | 0.4 | V |
Key Features
- Output current up to 500 mA
- Low dropout voltage (230 mV at 500 mA)
- Enable control pin (for NCP5500/NCV5500 versions)
- Reverse bias protection
- Short circuit protection
- Thermal shutdown
- Wide operating temperature range
- Stable with low-cost ceramic capacitors
- Pb-free devices
- AEC-Q100 qualified and PPAP capable for NCV versions
Applications
- Automotive systems
- Industrial and consumer electronics
- Post-SMPS regulation
- Point of use regulation
Q & A
- What is the maximum output current of the NCP5500DTADJRKG?
The maximum output current is up to 500 mA.
- What is the adjustable output voltage range of the NCP5500DTADJRKG?
The adjustable output voltage range is from 1.25 V to 5.0 V.
- What is the typical dropout voltage at 500 mA?
The typical dropout voltage at 500 mA is 230 mV.
- Does the NCP5500DTADJRKG have an enable control pin?
Yes, the NCP5500 and NCV5500 versions have an enable control pin.
- What are the operating temperature ranges for NCP and NCV versions?
The operating temperature range for NCP versions is -40°C to +85°C, and for NCV versions, it is -40°C to +125°C.
- Is the NCP5500DTADJRKG Pb-free?
Yes, the NCP5500DTADJRKG is a Pb-free device.
- What kind of protection features does the NCP5500DTADJRKG have?
The device has short circuit protection, thermal shutdown, and reverse bias protection.
- How do you set the output voltage for the adjustable version?
The output voltage is set using an external resistor divider connected to the ADJ pin.
- What are some typical applications of the NCP5500DTADJRKG?
Typical applications include automotive systems, industrial and consumer electronics, post-SMPS regulation, and point of use regulation.
- Is the NCV version AEC-Q100 qualified?
Yes, the NCV version is AEC-Q100 qualified and PPAP capable.
