Description:12ns / 9ns Typical Rise/Fall Times with 1nF Load ; Dual Inverting + Enable (FAN3226) ; Four Versions of Dual Independent Drivers: ; Typical Propagation Delay Under 20ns Matched within 1ns to the Other Channel ; 2.4A Sink / 1.6A Source at VOUT = 6V ; 3A Peak Sink/Source at VDD = 12V ; Industry-Standard Pinouts ; MillerDrive™ Technology ; Dual-Inputs in Two Pin-Out Configurations: ￭ Compatible with FAN3225x (FAN3228) ￭ Compatible with TPS2814D (FAN3229) ; 4.5 to 18V Operating Range ; Dual Non-Inverting +
A good PCB layout for the FAN3229TMX involves keeping the input and output traces short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a common mode choke or a ferrite bead to filter out high-frequency noise.
To ensure proper biasing, connect the VCC pin to a stable 5V power supply, and the GND pin to a solid ground plane. The EN pin should be tied to a logic high (VCC) to enable the device. Additionally, the input and output capacitors should be selected to ensure the device operates within the recommended voltage range.
The maximum allowable power dissipation for the FAN3229TMX is 1.4W. This can be calculated using the formula: Pd = (VIN x IIN) + (VOUT x IOUT), where VIN is the input voltage, IIN is the input current, VOUT is the output voltage, and IOUT is the output current.
To protect the FAN3229TMX from overvoltage and undervoltage conditions, use a voltage regulator or a voltage supervisor to ensure the input voltage remains within the recommended range (4.5V to 5.5V). Additionally, consider using a TVS diode or a zener diode to clamp the input voltage and prevent damage from voltage spikes.
The recommended input capacitance for the FAN3229TMX is 1uF to 10uF, and the recommended output capacitance is 1uF to 22uF. The capacitance values should be selected based on the specific application requirements and the desired output voltage ripple.
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