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MC33269T
800mA LDO Voltage Regulators with Adjustable Output Range of 1.35V to 10V
MC33269T
800mA LDO Voltage Regulators with Adjustable Output Range of 1.35V to 10V
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
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MC33269T DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The MC33269T is a positive fixed voltage regulator with a maximum output current of 800 mA, designed for use in industrial, automotive, and consumer electronics applications. Manufactured by ON Semiconductor, this regulator boasts a low dropout voltage of just 0.5V at full load, ensuring efficient power delivery in demanding scenarios. Operating with a quiescent current of only 1.3 mA, the device offers energy-efficient performance, while its wide input voltage range of 6V to 26V provides versatility for different power supply configurations. The TO-220 package facilitates easy integration into existing designs, and the built-in thermal shutdown and overcurrent protection features ensure safe operation under varying load conditions. Furthermore, the MC33269T exhibits excellent line and load regulation characteristics, delivering consistent and stable output voltage in diverse applications. With its impressive features and reliable performance, this regulator is a suitable choice for engineers seeking a dependable power management solution
Key Features
- 3.3 V, 3.5 V, 5.0 V, 12 V and Adjustable Versions
- 2.85 V version available as MC34268
- Space Saving DPAK, SO−8 and SOT−223 Power Packages
- 1.0 V Dropout
- Output Current in Excess of 800 mA
- Thermal Protection
- 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
- These are Pb−Free Devices
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Rohs Code | No | Part Life Cycle Code | Obsolete |
| Part Package Code | TO-220AB | Pin Count ! | 3 |
| Reach Compliance Code | not_compliant | ECCN Code | EAR99 |
| HTS Code ! | 8542.39.00.01 | Adjustability | ADJUSTABLE |
| Dropout Voltage1-Max | 1.25 V | Dropout Voltage1-Nom | 1.1 V |
| Input-Output Voltage Differential-Max | 15 V | Input-Output Voltage Differential-Min | 1.35 V |
| JESD-30 Code | R-XSFM-T3 | JESD-609 Code | e0 |
| Line Regulation-Max (%/V) | 0.017 | Load Regulation-Max(%) | 0.5% |
| Number of Functions | 1 | Number of Outputs | 1 |
| Number of Terminals | 3 | Operating Temperature TJ-Max | 150 °C |
| Operating Temperature TJ-Min | -40 °C | Output Current1-Max | 0.8 A |
| Output Voltage1-Max | 1.275 V | Output Voltage1-Min | 1.225 V |
| Package Body Material | UNSPECIFIED | Package Code | TO-220 |
| Package Equivalence Code | SIP3,.1TB | Package Shape | RECTANGULAR |
| Package Style | FLANGE MOUNT | Packing Method | RAIL |
| Peak Reflow Temperature (Cel) | 235 | Qualification Status ! | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | Surface Mount ! | NO |
| Technology | BIPOLAR | Terminal Finish | TIN LEAD |
| Terminal Form ! | THROUGH-HOLE | Terminal Pitch ! | 2.54 mm |
| Terminal Position | SINGLE |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is MC33269T?
The MC33269T is a high current, low dropout voltage regulator designed by ON Semiconductor. It is suitable for applications requiring a stable and regulated output voltage, such as power supplies, battery chargers, and automotive electronics.
How Does MC33269T Work?
The MC33269T works by regulating the input voltage to provide a stable output voltage even when the input voltage is close to the output voltage. It is designed to minimize dropout voltage and maintain regulation under varying load conditions, making it suitable for low voltage and battery-powered applications.
How Many Pins does MC33269T have and What are the Functions of the Pinout Configuration?
The MC33269T is housed in a 3-pin TO-220 package. The pinout configuration includes:
- Input: Input voltage pin.
- Ground: Ground pin.
- Output: Regulated output voltage pin.
What are the Pros and Cons of MC33269T?
Pros:
- Low Dropout Voltage: Maintains regulation even with low input-output differentials.
- High Current Capability: Suitable for applications requiring high output currents.
- Thermal Protection: Includes thermal shutdown and current limiting for device protection.
- Simple Configuration: Requires minimal external components for operation.
Cons:
- Fixed Output Voltage: May not be suitable for applications requiring adjustable output voltages.
- Package Size: The TO-220 package may be too large for space-constrained designs.
- Heat Dissipation: High dropout voltage and high current applications may require additional heat sinking.
Are There Any Equivalents/Alternatives to MC33269T for Recommendation?
- The LM2940 from Texas Instruments is a similar low dropout voltage regulator with different output voltage options.
- Alternatives to the MC33269T include the ADP3336 from Analog Devices and the LT1763 from Linear Technology.
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