Details
BUY ONSEMI MC78L12ACPG https://www.utsource.net/itm/p/12611666.html
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage | VI | 1.6 | - | 15 | V |
| Output Voltage | VO | - | 12 | - | V |
| Output Current | IO | - | 100 | - | mA |
| Line Regulation | - | - | 0.01 | - | %/V |
| Load Regulation | - | - | 0.1 | - | %/mA |
| Dropout Voltage | VD | - | 1.5 | - | V |
| Quiescent Current | IQ | - | 5 | - | mA |
| Operating Temperature | TJ | -40 | - | 85 | 掳C |
| Storage Temperature | TSTG | -65 | - | 150 | 掳C |
| Thermal Resistance (胃JA) | - | - | 150 | - | 掳C/W |
Instructions for Use:
- Input Voltage Range: Ensure the input voltage is within the range of 1.6V to 15V. The device will not function properly outside this range.
- Output Voltage: The output voltage is fixed at 12V. No external components are required to set this voltage.
- Output Current: The maximum continuous output current is 100mA. Exceeding this value can cause overheating and potential damage.
- Line Regulation: The change in output voltage due to variations in input voltage is very low, typically 0.01% per volt.
- Load Regulation: The change in output voltage due to variations in load current is also very low, typically 0.1% per milliamp.
- Dropout Voltage: The minimum difference between the input and output voltages required for proper regulation is approximately 1.5V.
- Quiescent Current: The device consumes approximately 5mA of current under no-load conditions.
- Operating Temperature: The device is designed to operate within the temperature range of -40掳C to 85掳C. Operation outside this range may affect performance and reliability.
- Storage Temperature: The device can be stored in temperatures ranging from -65掳C to 150掳C without damage.
- Thermal Management: The thermal resistance from junction to ambient (胃JA) is 150掳C/W. Ensure adequate heat dissipation to prevent overheating, especially under high load conditions.
Schematic Example:
+Vin (1.6V to 15V)
|
|--- [MC78L12ACPG]
|
+Vout (12V)
|
|--- Load (up to 100mA)
Pin Configuration:
- Pin 1 (Input): Connect to the input voltage source.
- Pin 2 (Ground): Connect to the ground.
- Pin 3 (Output): Connect to the load or output circuit.
Additional Notes:
- Always use appropriate decoupling capacitors (typically 0.1渭F and 10渭F) close to the input and output pins to ensure stable operation and filter out noise.
- For extended operation at high temperatures, consider using a heatsink or providing additional cooling.
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