Overview
The MC7915CD2TR4G is a negative voltage regulator from onsemi, designed to provide a stable and regulated negative output voltage. This component is part of the MC7900 series, which is known for its reliability and performance in various electronic systems. The MC7915CD2TR4G is specifically configured to deliver a nominal output voltage of -15 V, making it suitable for applications requiring a stable negative voltage supply.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (TJ = +25°C) | -14.7 | -15 | -15.3 | Vdc |
| Input Voltage Range | -17.5 | -30 | Vdc | |
| Line Regulation (TJ = +25°C, IO = 1.0 A) | 14 | 57 | mV | |
| Load Regulation (TJ = +25°C, 5.0 mA ≤ IO ≤ 1.5 A) | 25 | 68 | mV | |
| Input Bias Current (TJ = +25°C) | 4.4 | 8.0 | mA | |
| Dropout Voltage (IO = 1.0 A, TJ = +25°C) | 1.3 | Vdc | ||
| Ripple Rejection (IO = 20 mA, f = 120 Hz) | 60 | dB | ||
| Output Noise Voltage (TA = +25°C, 10 Hz ≤ f ≤ 100 kHz) | 90 | μV | ||
| Package Type | 2PAK-3 | |||
| Operating Temperature Range | 0°C | 125°C |
Key Features
- Stable Negative Output Voltage: The MC7915CD2TR4G provides a regulated output voltage of -15 V, ensuring stable operation in various applications.
- High Current Capability: This regulator can handle output currents up to 1.5 A, making it suitable for power-intensive applications.
- Low Dropout Voltage: With a dropout voltage of 1.3 V, this regulator minimizes the voltage difference between the input and output, enhancing efficiency.
- Good Line and Load Regulation: The component offers excellent line and load regulation, ensuring consistent output voltage despite changes in input voltage or load current.
- High Ripple Rejection: The MC7915CD2TR4G features high ripple rejection, typically 60 dB at 120 Hz, which helps in reducing noise in the output voltage.
- Compact Packaging: Available in a 2PAK-3 package, this regulator is compact and suitable for space-constrained designs.
Applications
- Power Supplies: Used in power supply units requiring a stable negative voltage output.
- Industrial Control Systems: Suitable for industrial control systems that need reliable negative voltage regulation.
- Telecommunications Equipment: Applied in telecommunications equipment to provide stable negative voltages.
- Automotive Systems: Used in automotive systems where a stable negative voltage is necessary.
- Medical Devices: Employed in medical devices that require precise and stable negative voltage supplies.
Q & A
- What is the nominal output voltage of the MC7915CD2TR4G?
The nominal output voltage of the MC7915CD2TR4G is -15 V.
- What is the maximum output current of the MC7915CD2TR4G?
The maximum output current of the MC7915CD2TR4G is 1.5 A.
- What is the dropout voltage of the MC7915CD2TR4G?
The dropout voltage of the MC7915CD2TR4G is 1.3 V.
- What is the ripple rejection of the MC7915CD2TR4G at 120 Hz?
The ripple rejection of the MC7915CD2TR4G at 120 Hz is typically 60 dB.
- What is the operating temperature range of the MC7915CD2TR4G?
The operating temperature range of the MC7915CD2TR4G is from 0°C to 125°C.
- What package type is the MC7915CD2TR4G available in?
The MC7915CD2TR4G is available in a 2PAK-3 package.
- What are some common applications of the MC7915CD2TR4G?
The MC7915CD2TR4G is commonly used in power supplies, industrial control systems, telecommunications equipment, automotive systems, and medical devices.
- How does the MC7915CD2TR4G ensure stable output voltage?
The MC7915CD2TR4G ensures stable output voltage through its excellent line and load regulation capabilities.
- What is the input voltage range for the MC7915CD2TR4G?
The input voltage range for the MC7915CD2TR4G is from -17.5 V to -30 V.
- Is the MC7915CD2TR4G suitable for high-current applications?
Yes, the MC7915CD2TR4G is suitable for high-current applications, capable of handling up to 1.5 A of output current.
