ALSO OPERATES IN PFM CONTROL TECHNIQUE; ADJUSTABLE OUTPUT MODE FROM 1.2 TO 3.3V
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
CURRENT MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
5.5 V
Input Voltage-Min:
2 V
Input Voltage-Nom:
3.6 V
JESD-30 Code:
R-XBGA-B8
JESD-609 Code:
e1
Length:
1.5615 mm
Moisture Sensitivity Level:
1
Number of Functions:
1
Number of Outputs:
1
Number of Terminals:
8
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
0.3 A
Output Voltage-Max:
3.3 V
Output Voltage-Min:
1.2 V
Output Voltage-Nom:
1.2 V
Package Body Material:
UNSPECIFIED
Package Code:
VFBGA
Package Shape:
RECTANGULAR
Package Style:
GRID ARRAY, VERY THIN PROFILE, FINE PITCH
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
0.5 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
1200 kHz
Technology:
BICMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Tin/Silver/Copper (Sn/Ag/Cu)
Terminal Form:
BALL
Terminal Pitch:
0.4 mm
Terminal Position:
BOTTOM
Time@Peak Reflow Temperature-Max (s):
30
Width:
0.866 mm
TPS62743YFPT Frequently Asked Questions (FAQs)
A good PCB layout for the TPS62743YFPT involves placing the input and output capacitors close to the device, using a solid ground plane, and keeping the high-current paths short and wide. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
To ensure the TPS62743YFPT operates within its SOA, calculate the device's power dissipation using the formula Pd = (Vin - Vout) x Iout. Then, use the thermal resistance (RθJA) and the maximum junction temperature (TJ) to determine the maximum allowed ambient temperature. Finally, ensure good airflow and a suitable heat sink if necessary.
When selecting capacitors for the TPS62743YFPT, consider the capacitor's equivalent series resistance (ESR), capacitance value, and voltage rating. The input capacitor should have a low ESR and be rated for the input voltage, while the output capacitor should have a low ESR and be rated for the output voltage. X5R or X7R ceramic capacitors are good options.
To troubleshoot issues with the TPS62743YFPT, start by verifying the input voltage, output voltage, and output current. Check for proper PCB layout, capacitor selection, and thermal management. Use an oscilloscope to inspect the output voltage ripple and noise. If issues persist, consult the datasheet and application notes, or contact Texas Instruments' support team.
The enable pin (EN) allows the TPS62743YFPT to be turned on and off. When EN is low, the device is in shutdown mode, and power consumption is minimal. When EN is high, the device is enabled, and power consumption increases. Ensure the EN pin is properly driven and decoupled to prevent unwanted device operation.
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TPS62743YFPT Overview
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
