Overview
The MC33269D-012G is a low dropout, medium current, fixed and adjustable positive voltage regulator produced by onsemi. This device is specifically designed for use in low input voltage applications, offering 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 voltage regulation.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (Iout = 10 mA, TA = 25°C) | VO | 11.88 | 12.00 | 12.12 | V |
| Dropout Voltage (Iout = 500 mA) | Vin - Vout | 1.0 | 1.1 | 1.25 | V |
| Output Current | Iout | - | - | 800 | mA |
| Thermal Protection | TJ | -40 | - | 150 | °C |
| Operating Ambient Temperature Range | TA | -40 | - | 125 | °C |
| Storage Temperature | Tstg | -55 | - | 150 | °C |
| Electrostatic Discharge Sensitivity (ESD) | ESD | 4000 | - | - | V (HBM) |
| Power Supply Input Voltage | Vin | - | - | 20 | V |
Key Features
- 3.3 V, 3.5 V, 5.0 V, 12 V, and Adjustable Versions
- Space-saving DPAK, SO-8, and SOT-223 power packages
- 1.0 V Dropout Voltage
- Output Current in excess of 800 mA
- Thermal Protection and Short Circuit Protection
- Output Trimmed to 1.0% Tolerance
- NCV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q100 Qualified and PPAP Capable
Applications
The MC33269D-012G is suitable for various applications requiring stable and efficient voltage regulation. These include:
- Battery-backed power supplies
- Digitally controlled voltage regulators
- Low input voltage applications
- Automotive and industrial systems requiring high reliability and precision voltage regulation
Q & A
- What is the maximum output current of the MC33269D-012G?
The maximum output current is in excess of 800 mA.
- What are the available output voltage versions for the MC33269 series?
The available versions include 3.3 V, 3.5 V, 5.0 V, 12 V, and adjustable output versions.
- What is the dropout voltage of the MC33269D-012G?
The dropout voltage is approximately 1.0 V.
- Does the MC33269D-012G have thermal protection?
- What are the recommended package types for the MC33269D-012G?
The device is available in DPAK, SO-8, and SOT-223 power packages.
- What is the operating ambient temperature range for the MC33269D-012G?
The operating ambient temperature range is from -40°C to +125°C.
- Is the MC33269D-012G suitable for automotive applications?
- What is the storage temperature range for the MC33269D-012G?
The storage temperature range is from -55°C to +150°C.
- Does the MC33269D-012G require an external output capacitor for stability?
- What is the electrostatic discharge sensitivity of the MC33269D-012G?
The electrostatic discharge sensitivity is 4000 V (HBM).
