SI7461DP-T1-GE3 datasheet by Vishay Siliconix

SI7461DP-T1-GE3 Frequently Asked Questions (FAQs)

• What is the recommended PCB footprint for the SI7461DP-T1-GE3?
  The recommended PCB footprint for the SI7461DP-T1-GE3 is a standard SOT23-6 package with a 1.8mm x 1.4mm body size. A minimum pad size of 0.8mm x 0.8mm is recommended for reliable soldering.
• How do I ensure the SI7461DP-T1-GE3 is properly biased for optimal performance?
  To ensure proper biasing, connect the input pin (VIN) to a stable voltage source between 2.5V to 5.5V. The enable pin (EN) should be tied to VIN or a logic signal. The output pin (VOUT) should be decoupled with a 1uF ceramic capacitor to ensure stability.
• What is the maximum output current capability of the SI7461DP-T1-GE3?
  The SI7461DP-T1-GE3 is capable of delivering up to 1A of output current. However, it's recommended to limit the output current to 500mA for optimal performance and to prevent overheating.
• How do I protect the SI7461DP-T1-GE3 from overvoltage and overcurrent conditions?
  To protect the SI7461DP-T1-GE3 from overvoltage, add a TVS diode or a zener diode in parallel with the input pin (VIN). For overcurrent protection, add a current-limiting resistor or a PTC fuse in series with the output pin (VOUT).
• What is the operating temperature range of the SI7461DP-T1-GE3?
  The SI7461DP-T1-GE3 is rated for operation from -40°C to 125°C. However, it's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance and reliability.