Overview
The NCP699SN15T1G is a fixed output Low Dropout (LDO) linear voltage regulator produced by onsemi. It is designed for handheld communication equipment and portable battery-powered applications that require low quiescent current. This regulator features an ultra-low quiescent current of 40 μA, making it highly efficient for power-sensitive applications. The device includes a voltage reference unit, an error amplifier, a PMOS power transistor, internal resistors for setting output voltage, and current and temperature limit protection circuits. It is housed in a micro-miniature TSOP-5 surface mount package, making it suitable for compact designs.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (Iout = 10 mA, TA = −40°C to 85°C) | Vout | 1.455 | 1.5 | 1.545 | V |
| Line Regulation (Iout = 10 mA) | Regline | - | - | 1.0 | mV/V |
| Load Regulation (Iout = 1.0 mA to 150 mA) | Regload | - | 0.3 | 0.8 | mV/mA |
| Output Current Limit | Io(nom.) | 150 | 150 | - | mA |
| Dropout Voltage at 150 mA and 3.0 V Vout | Vdo | - | 340 | - | mV |
| Quiescent Current | Iq | - | 40 | - | μA |
| Operating Temperature Range | TA | -40 | - | 85 | °C |
| Package Type | - | - | - | TSOP-5 / SOT-23-5 | - |
Key Features
- Enable Control (Active High, Supports Sub 1-Volt Logic): Allows for easy control of the regulator using low-voltage logic signals.
- Very Low Ground Current of 40 μA Typical: Minimizes power consumption in standby or low-load conditions.
- Low Dropout Voltage of 340 mV at 150 mA and 3.0 V Vout: Ensures efficient voltage regulation even at low input voltages.
- Multiple Fixed Output Voltage Options: Available in various fixed output voltages, including 1.3, 1.4, 1.5, 1.8, 2.5, 2.8, 2.9, 3.0, 3.1, 3.3, 3.4, and 5.0 V, with other voltages available in 100 mV steps.
- Output Voltage Accuracy of 2.0%: Provides reliable and precise voltage regulation.
- Operating Temperature Range of −40°C to 85°C: Suitable for a wide range of environmental conditions.
- Stable with 1 μF Ceramic or Tantalum Capacitors: Easy to implement with common capacitor types.
- Pb-Free Devices: Compliant with lead-free regulations.
Applications
- Cellular Phones: Ideal for power management in mobile devices.
- Battery Powered Consumer Products: Suitable for a variety of portable consumer electronics.
- Hand-Held Instruments: Used in devices such as handheld meters and tools.
- Camcorders and Cameras: Provides power management for imaging devices.
- Printers and Office Equipment: Applicable in various office and printing devices.
Q & A
- What is the typical quiescent current of the NCP699SN15T1G?
The typical quiescent current is 40 μA. - What is the dropout voltage at 150 mA and 3.0 V Vout?
The dropout voltage is 340 mV. - What is the operating temperature range of the NCP699SN15T1G?
The operating temperature range is −40°C to 85°C. - What type of capacitors can be used with the NCP699SN15T1G?
The regulator is stable with 1 μF ceramic or tantalum capacitors. - What is the output voltage accuracy of the NCP699SN15T1G?
The output voltage accuracy is 2.0%. - Does the NCP699SN15T1G have thermal protection?
Yes, it includes internal thermal shutdown circuitry to protect against overheating. - What is the package type of the NCP699SN15T1G?
The package type is TSOP-5 / SOT-23-5. - What are the typical applications of the NCP699SN15T1G?
Typical applications include cellular phones, battery-powered consumer products, hand-held instruments, camcorders, cameras, and printers. - Can the NCP699SN15T1G be controlled using low-voltage logic signals?
Yes, it supports sub 1-volt logic for enable control. - How much output current can the NCP699SN15T1G provide?
The NCP699SN15T1G can provide up to 150 mA of output current.
