Overview
The MC78M15BDTRKG is a 500 mA positive voltage regulator from onsemi, part of the MC78M00/MC78M00A series. These regulators are designed for local, on-card voltage regulation and are identical to the popular MC7800 Series devices but with half the output current. They are known for their ruggedness and reliability under various operating conditions.
The MC78M15BDTRKG specifically provides a regulated output voltage of 15 V and is available in a DPAK-3 package, which is Pb-Free. This device is suitable for applications requiring high accuracy and robust protection features.
Key Specifications
| Characteristics | Symbol | Min | Max | Unit | |
|---|---|---|---|---|---|
| Output Voltage (TJ = 25°C) | VO | 14.4 | 14.7 | 15.6 | Vdc |
| Output Voltage Variation (17.5 Vdc ≤ VI ≤ 30 Vdc, 5.0 mA ≤ IO ≤ 350 mA) | VO | 14.25 | - | 15.75 | Vdc |
| Line Regulation (TJ = 25°C, 17.5 Vdc ≤ VI ≤ 30 Vdc, IO = 200 mA) | Regline | - | 8.0 | 50 | mV |
| Load Regulation (TJ = 25°C, 5.0 mA ≤ IO ≤ 500 mA) | Regload | - | - | 25 | mV |
| 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) | �VO/�T | - | ±0.3 | - | mV/°C |
| Peak Output Current (TJ = 25°C) | IO | - | 700 | - | mA |
Key Features
- No External Components Required: The MC78M15BDTRKG 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: Protects the device from short circuit conditions.
- Output Transistor Safe-Area Compensation: Enhances the reliability and performance of the output transistor.
- High Accuracy: The MC78M15BDTRKG offers high accuracy with an output voltage tolerance of ±2% for the MC78M00A series.
- ESD Protection: Exceeds Human Body Model 2000 V per MIL-STD-883, Method 3015, and Machine Model Method 200 V.
Applications
- Local, on-card voltage regulation in various electronic systems.
- Automotive and industrial applications requiring robust voltage regulation.
- Power supplies for embedded systems and IoT devices.
- Consumer electronics where stable voltage is crucial.
Q & A
- What is the output voltage of the MC78M15BDTRKG?
The output voltage of the MC78M15BDTRKG is 15 V.
- What is the maximum output current of the MC78M15BDTRKG?
The maximum output current is 500 mA with adequate heatsinking.
- Does the MC78M15BDTRKG require external components to operate?
No, the MC78M15BDTRKG does not require external components to operate.
- What are the temperature limits for the MC78M15BDTRKG?
The junction temperature range is from -40°C to +125°C.
- What protection features does the MC78M15BDTRKG have?
The device features internal thermal overload protection, internal short circuit current limiting, and output transistor safe-area compensation.
- What is the dropout voltage of the MC78M15BDTRKG?
The dropout voltage is 2.0 Vdc at TJ = 25°C.
- What is the short circuit current limit of the MC78M15BDTRKG?
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 ±0.3 mV/°C at IO = 5.0 mA.
- What is the peak output current of the MC78M15BDTRKG?
The peak output current is 700 mA at TJ = 25°C.
- Is the MC78M15BDTRKG ESD protected?
Yes, the device exceeds Human Body Model 2000 V per MIL-STD-883, Method 3015, and Machine Model Method 200 V.
