Overview
The NCV78M05ABDTRKG is a 5.0 V positive voltage regulator from onsemi, part of the MC78M00/MC78M00A and NCV78M00 series. These regulators are designed for local, on-card voltage regulation and are known for their ruggedness and reliability under various operating conditions. The NCV prefix indicates that this device is suitable for automotive and other applications requiring high reliability and robust performance.
Key Specifications
| Characteristics | Symbol | Min | Max | Unit | |
|---|---|---|---|---|---|
| Output Voltage (TJ = 25°C) | VO | 4.8 | 5.0 | 5.2 | Vdc |
| Output Voltage Variation (7.0 Vdc ≤ VI ≤ 20 Vdc, 5.0 mA ≤ IO ≤ 350 mA) | VO | 4.9 | - | 5.1 | Vdc |
| Input Voltage | VI | 5.0 | - | 35 | Vdc |
| Maximum Output Current | IO | - | - | 500 | mA |
| Power Dissipation (Package Limitation) | PD | Internally Limited | - | - | - |
| Thermal Resistance, Junction-to-Air | θJA | - | - | 70 | °C/W |
| Operating Junction Temperature Range | TJ | -40 | - | +125 | °C |
| Storage Temperature Range | Tstg | -65 | - | +150 | °C |
| Dropout Voltage (TJ = 25°C) | VI-VO | - | - | 2.0 | Vdc |
| Short Circuit Current Limit (TJ = 25°C, VI = 35 V) | IOS | - | - | 350 | mA |
| Average Temperature Coefficient of Output Voltage (IO = 5.0 mA) | ΔVO/ΔT | - | ±0.2 | - | mV/°C |
Key Features
- No External Components Required: The NCV78M05ABDTRKG operates without the need for external components, simplifying the design process.
- Internal Thermal Overload Protection: This feature ensures the device remains safe under thermal stress.
- Internal Short Circuit Current Limiting: The regulator has built-in current limiting to prevent damage from short circuits.
- Output Transistor Safe-Area Compensation: This ensures the output transistor operates within a safe area, enhancing reliability.
- High Accuracy (±2% for MC78M00A): The MC78M00A version offers high output voltage accuracy.
- ESD Protection: The device exceeds Human Body Model 2000 V and Machine Model 200 V tests, providing robust ESD protection.
Applications
The NCV78M05ABDTRKG is suitable for a variety of applications, including:
- Automotive Systems: The NCV prefix indicates suitability for automotive applications, where high reliability and robust performance are critical.
- Industrial Control Systems: These regulators can be used in industrial control systems that require stable and reliable voltage regulation.
- Consumer Electronics: They are also used in consumer electronics where compact, reliable voltage regulation is necessary.
- Medical Devices: The high accuracy and reliability make these regulators suitable for use in medical devices.
Q & A
- What is the output voltage of the NCV78M05ABDTRKG?
The output voltage is 5.0 V, with a variation of 4.8 V to 5.2 V at TJ = 25°C.
- What is the maximum output current of the NCV78M05ABDTRKG?
The maximum output current is 500 mA.
- Does the NCV78M05ABDTRKG require external components to operate?
No, it does not require external components to operate.
- What is the operating junction temperature range of the NCV78M05ABDTRKG?
The operating junction temperature range is -40°C to +125°C.
- What is the dropout voltage of the NCV78M05ABDTRKG?
The dropout voltage is 2.0 V at TJ = 25°C.
- Does the NCV78M05ABDTRKG have built-in thermal protection?
Yes, it has internal thermal overload protection.
- What is the short circuit current limit of the NCV78M05ABDTRKG?
The short circuit current limit is 350 mA at TJ = 25°C and VI = 35 V.
- What is the average temperature coefficient of output voltage?
The average temperature coefficient of output voltage is ±0.2 mV/°C at IO = 5.0 mA.
- Is the NCV78M05ABDTRKG suitable for automotive applications?
Yes, the NCV prefix indicates that it is suitable for automotive and other high-reliability applications.
- Does the NCV78M05ABDTRKG have ESD protection?
Yes, it exceeds Human Body Model 2000 V and Machine Model 200 V tests for ESD protection.
