TL2842BDR-8 datasheet by Texas Instruments

TL2842BDR-8 Frequently Asked Questions (FAQs)

• What is the recommended operating voltage range for the TL2842BDR-8?
  The recommended operating voltage range for the TL2842BDR-8 is 2.7V to 5.5V, although it can operate down to 2.5V with reduced performance.
• How do I ensure the TL2842BDR-8 is stable and oscillation-free?
  To ensure stability, use a 10nF to 100nF capacitor between the VCC and GND pins, and a 1kΩ to 10kΩ resistor between the VCC and VIN pins. Additionally, ensure the PCB layout is well-designed and follows good practice for high-frequency circuits.
• What is the maximum output current of the TL2842BDR-8?
  The maximum output current of the TL2842BDR-8 is 150mA per channel, but it's recommended to limit the output current to 100mA per channel for reliable operation.
• Can I use the TL2842BDR-8 as a voltage regulator?
  While the TL2842BDR-8 can be used as a voltage regulator, it's not recommended due to its limited output current and voltage range. Instead, use a dedicated voltage regulator IC for more reliable and efficient voltage regulation.
• How do I choose the correct output capacitor value for the TL2842BDR-8?
  The output capacitor value depends on the desired output voltage ripple and stability. A general rule of thumb is to use a capacitor with a value between 10uF to 100uF, with a voltage rating of at least 1.5 times the output voltage.