Overview
The NCV33269DTRK3.3G is a low dropout, medium current, positive voltage regulator produced by ON Semiconductor. This device is part of the MC33269/NCV33269 series, designed for use in low input voltage applications. It offers an economical solution for precision voltage regulation while minimizing power losses. The regulator features a 1.0 V dropout composite PNP-NPN pass transistor, current limiting, and thermal shutdown, making it suitable for a variety of applications requiring stable and efficient voltage regulation.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Power Supply Input Voltage | Vin | 20 | V |
| Operating Ambient Temperature Range | TA | −40 to +125 | °C |
| Storage Temperature | Tstg | −55 to +150 | °C |
| Output Voltage (3.3 V Suffix, Iout = 10 mA, TA = 25°C) | VO | 3.27 to 3.33 | V |
| Output Current | Iout | 800 mA | mA |
| Dropout Voltage (Iout = 800 mA) | Vin - Vout | 1.0 to 1.1 | V |
| Quiescent Current (Fixed Output) | IQ | 5.5 to 8.0 | mA |
| Current Limit | ILimit | 800 | mA |
| Ripple Rejection (10 Vpp, 120 Hz Sinewave; Iout = 500 mA) | RR | 55 | dB |
| Thermal Resistance, Junction-to-Ambient (DPAK) | JA | 92 | °C/W |
| Electrostatic Discharge Sensitivity (Human Body Model) | ESD | 4000 | V |
Key Features
- Low dropout voltage of 1.0 V
- Output current in excess of 800 mA
- Thermal protection and short circuit protection
- Output voltage trimmed to 1.0% tolerance
- Space-saving DPAK, SO-8, and SOT-223 power packages
- AEC-Q100 qualified and PPAP capable for automotive and other high-reliability applications
- Pb-free devices
- Adjustable output voltage versions available
- Current limiting and thermal shutdown features
Applications
- Automotive systems requiring high reliability and precision voltage regulation
- Industrial control systems and automation
- Consumer electronics needing stable and efficient power supply
- Medical devices requiring precise voltage regulation
- Battery-backed power supplies and digitally controlled voltage regulators
Q & A
- What is the maximum input voltage for the NCV33269DTRK3.3G?
The maximum input voltage is 20 V.
- What is the output current capability of the NCV33269DTRK3.3G?
The device can supply an output current in excess of 800 mA.
- What are the available package types for the NCV33269DTRK3.3G?
The device is available in DPAK, SO-8, and SOT-223 packages.
- Is the NCV33269DTRK3.3G suitable for automotive applications?
Yes, it is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other high-reliability applications.
- What is the dropout voltage of the NCV33269DTRK3.3G?
The dropout voltage is 1.0 V to 1.1 V for an output current of 800 mA.
- Does the NCV33269DTRK3.3G have thermal protection?
Yes, it features thermal protection and short circuit protection.
- What is the quiescent current of the NCV33269DTRK3.3G?
The quiescent current is between 5.5 mA and 8.0 mA for fixed output versions.
- How is the output voltage tolerance of the NCV33269DTRK3.3G?
The output voltage is trimmed to 1.0% tolerance.
- Is the NCV33269DTRK3.3G Pb-free?
Yes, the device is Pb-free.
- What is the ripple rejection of the NCV33269DTRK3.3G?
The ripple rejection is 55 dB for a 10 Vpp, 120 Hz sinewave at Iout = 500 mA.
