Overview
The MC78T05CT is a highly efficient and stable linear voltage regulator produced by onsemi. This component is designed to provide a fixed output voltage of 5 volts and is suitable for various applications requiring reliable voltage regulation. The MC78T05CT is part of the MC78T00 series, known for its robust performance and wide range of operating conditions.
Key Specifications
| Characteristics | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (5.0 mA ≤ IO ≤ 3.0 A, TJ = +25°C) | VO | 4.9 | 5.0 | 5.1 | Vdc |
| Input Voltage | VI | - | - | 35 | Vdc |
| Maximum Output Current (TJ = +25°C) | Imax | - | 3.0 | - | A |
| Line Regulation (7.2 Vdc ≤ Vin ≤ 35 Vdc, IO = 5.0 mA, TJ = +25°C) | Regline | - | - | 25 | mV |
| Load Regulation (5.0 mA ≤ IO ≤ 3.0 A, TJ = +25°C) | Regload | - | - | 30 | mV |
| Operating Junction Temperature Range | TJ | 0 | - | 125 | °C |
| Power Dissipation | PD | - | - | 25 | W |
| Thermal Resistance, Junction-to-Air | RJA | - | - | 65 | °C/W |
| Package Type | - | - | - | TO-220-3 | - |
Key Features
- Highly Efficient and Stable: The MC78T05CT provides a stable output voltage with minimal ripple and noise.
- Fixed Output Voltage: The regulator offers a fixed output voltage of 5 volts, making it suitable for applications requiring a precise voltage level.
- High Current Capability: It can handle a maximum output current of 3 amps, making it suitable for high-current applications.
- Wide Operating Temperature Range: The component operates over a junction temperature range of 0°C to 125°C, ensuring reliability in various environmental conditions.
- Internal Short Circuit Current Limiting: The regulator includes internal short circuit current limiting to protect against overcurrent conditions.
- Thermal Protection: It features thermal protection to prevent overheating and ensure long-term reliability.
Applications
- Power Supplies: The MC78T05CT is commonly used in power supply units to regulate the output voltage.
- Embedded Systems: It is suitable for use in embedded systems that require a stable and regulated voltage supply.
- Industrial Control Systems: The regulator can be used in industrial control systems where reliable voltage regulation is critical.
- Consumer Electronics: It is used in various consumer electronics such as audio equipment, medical devices, and other electronic appliances.
- Automotive Systems: The MC78T05CT can be used in automotive systems that require a stable voltage supply.
Q & A
- What is the output voltage of the MC78T05CT?
The output voltage of the MC78T05CT is 5 volts.
- What is the maximum output current of the MC78T05CT?
The maximum output current of the MC78T05CT is 3 amps.
- What is the operating junction temperature range of the MC78T05CT?
The operating junction temperature range of the MC78T05CT is from 0°C to 125°C.
- What type of package does the MC78T05CT come in?
The MC78T05CT comes in a TO-220-3 package.
- Does the MC78T05CT have internal short circuit current limiting?
Yes, the MC78T05CT has internal short circuit current limiting.
- What is the thermal resistance, junction-to-air, of the MC78T05CT?
The thermal resistance, junction-to-air, of the MC78T05CT is 65°C/W.
- What is the line regulation of the MC78T05CT?
The line regulation of the MC78T05CT is 25 mV.
- What is the load regulation of the MC78T05CT?
The load regulation of the MC78T05CT is 30 mV.
- Is the MC78T05CT RoHS compliant?
Yes, the MC78T05CT is RoHS compliant.
- What are some common applications of the MC78T05CT?
The MC78T05CT is commonly used in power supplies, embedded systems, industrial control systems, consumer electronics, and automotive systems.
