Description
BUY MC79L12ACP https://www.utsource.net/itm/p/12611162.html
Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Unit |
Output Voltage |
VOUT |
IOUT = 10mA |
- |
-12.0 |
- |
V |
Line Regulation |
|
VIN = ±2% variation |
- |
±0.05 |
- |
% |
Load Regulation |
|
IOUT = 0 to 30mA |
- |
±0.75 |
- |
mV |
Dropout Voltage |
VD |
IOUT = 30mA |
- |
2.5 |
- |
V |
Quiescent Current |
IQ |
IOUT = 0mA |
- |
6.0 |
- |
mA |
Short-Circuit Current |
ISC |
VIN = 24V |
- |
300 |
- |
mA |
Operating Temperature |
Toper |
|
-40 |
- |
85 |
°C |
Instructions for MC79L12ACP
Power Supply Connection:
- Connect the input voltage (VIN) to the input pin.
- Ensure the input voltage is at least 2.5V higher than the output voltage (-12V).
Output Connection:
- Connect the output pin to the load requiring a regulated -12V supply.
Ground Connection:
- Connect the ground pin to the common ground of your circuit.
Capacitors:
- Place a 0.1μF ceramic capacitor between the input pin and ground close to the device.
- Optionally, place a 1μF tantalum capacitor between the output pin and ground for improved transient response.
Heat Dissipation:
- For applications with high current or high ambient temperatures, consider adding a heat sink.
Short Circuit Protection:
- The device includes internal short-circuit protection, but ensure external circuits do not exceed the maximum short-circuit current of 300mA.
Operating Temperature:
- Ensure the operating temperature stays within -40°C to +85°C for reliable operation.
(For reference only)
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