Description
BUY RT214012 https://www.utsource.net/itm/p/12612126.html
Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Unit |
Input Voltage |
VIN |
Operating Range |
2.7 |
- |
5.5 |
V |
Output Voltage |
VOUT |
Adjustable |
- |
- |
- |
V |
Quiescent Current |
IQ |
VIN = 3.3V, No Load |
- |
10 |
- |
μA |
Output Current |
IOUT |
Continuous |
- |
- |
200 |
mA |
Shutdown Current |
ISD |
VIN = 3.3V, SHDN = 0V |
- |
0.1 |
- |
μA |
Dropout Voltage |
VDROPOUT |
IOUT = 100mA |
- |
250 |
- |
mV |
PSRR at 1kHz |
PSRR |
VIN = 3.3V, f = 1kHz |
- |
60 |
- |
dB |
Operating Temperature |
TOPR |
Storage |
-40 |
- |
85 |
°C |
Instructions for RT214012:
Power Supply Connection:
- Connect the input voltage (VIN) to the power supply ensuring it is within the operating range of 2.7V to 5.5V.
Output Configuration:
- The output voltage (VOUT) can be adjusted using external resistors. Refer to the datasheet for specific resistor values to achieve desired output voltages.
Quiescent Current Management:
- Ensure that the quiescent current does not exceed typical levels, especially under no-load conditions to maximize efficiency.
Shutdown Functionality:
- To put the device into shutdown mode, pull the SHDN pin to ground (0V). This reduces the current consumption to a minimum as specified by ISD.
Thermal Considerations:
- Operate the device within the temperature range of -40°C to +85°C to ensure reliable performance and longevity.
Noise Reduction:
- For optimal noise performance, place bypass capacitors close to the input and output pins. A typical recommendation is a 1μF ceramic capacitor for each.
Layout Guidelines:
- Follow good PCB layout practices to minimize noise and parasitic effects. Keep the input and output traces short and direct.
Handling Precautions:
- Handle with care to avoid damage from electrostatic discharge (ESD). Use appropriate ESD protection measures during handling and installation.
(For reference only)
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