Specifications
SKU: 4807871
IC REG BST FLYBCK ADJ 8SOIC
Parameter | Symbol | Min | Typical | Max | Unit |
---|---|---|---|---|---|
Input Voltage | VIN | 2.7 | - | 5.5 | V |
Output Voltage | VOUT | 1.2 | - | 5.0 | V |
Output Current | IOUT | - | 150 | - | mA |
Quiescent Current | IQ | - | 30 | - | μA |
Shutdown Current | ISD | - | 1 | - | μA |
Switching Frequency | fSW | 1.0 | - | 2.0 | MHz |
Dropout Voltage | VDROPOUT | - | 100 | - | mV |
Load Regulation | - | - | 0.1 | - | % |
Line Regulation | - | - | 0.01 | - | %/V |
PSRR (at 100 kHz) | - | - | 60 | - | dB |
Operating Temperature | TOPR | -40 | - | 125 | °C |
Storage Temperature | TSTG | -65 | - | 150 | °C |
Instructions for Using LT1316CS8#TRPBF
Power Supply Connection:
- Connect the input voltage (VIN) to the power supply.
- Ensure the input voltage is within the specified range (2.7V to 5.5V).
Output Configuration:
- Set the output voltage (VOUT) using external resistors. The typical output voltage can be adjusted from 1.2V to 5.0V.
- Use the formula: ( V_ = 1.24 left(1 + fracright) ) to determine the resistor values.
Capacitor Selection:
- Choose appropriate input and output capacitors to stabilize the circuit.
- Typical values are 1μF for the input capacitor and 10μF for the output capacitor.
Frequency Setting:
- The switching frequency can be set using an external resistor connected to the RT pin.
- Use the formula: ( f_ = frac{1.4} ) where ( R_T ) is in ohms.
Shutdown Function:
- To enable the shutdown function, connect the SHDN pin to ground or a logic low signal.
- To activate the device, connect the SHDN pin to a logic high signal (VIN).
Thermal Considerations:
- Ensure adequate heat dissipation if operating at high output currents or in high ambient temperatures.
- The device can operate up to 125°C, but performance may degrade at higher temperatures.
Layout Guidelines:
- Keep the input and output capacitors close to the IC to minimize parasitic inductance.
- Use a ground plane to reduce noise and improve thermal performance.
Storage and Handling:
- Store the device in a dry environment to prevent moisture damage.
- Handle with care to avoid static discharge, which can damage the IC.
By following these instructions, you can ensure optimal performance and reliability of the LT1316CS8#TRPBF in your application.
(For reference only)Inquiry - LT1316CS8#TRPBF