ALSO OPERATES AT 5V, ALSO OPERATES IN ADJUSTABLE MODE FROM 2V TO 5.5V
Analog IC - Other Type:
DUAL SWITCHING CONTROLLER
Control Mode:
VOLTAGE-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
28 V
Input Voltage-Min:
5.5 V
Input Voltage-Nom:
12 V
JESD-30 Code:
S-PQCC-N24
JESD-609 Code:
e4
Length:
4 mm
Moisture Sensitivity Level:
2
Number of Functions:
1
Number of Outputs:
2
Number of Terminals:
24
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
20 A
Output Voltage-Max:
5.5 V
Output Voltage-Min:
2 V
Output Voltage-Nom:
3.3 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
HVQCCN
Package Shape:
SQUARE
Package Style:
CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1 mm
Supply Current-Max (Isup):
1 mA
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
460 kHz
Technology:
BICMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
NO LEAD
Terminal Pitch:
0.5 mm
Terminal Position:
QUAD
Time@Peak Reflow Temperature-Max (s):
30
Width:
4 mm
TPS51125RGET Frequently Asked Questions (FAQs)
A good PCB layout for the TPS51125RGET involves placing the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
The input capacitor should have a low ESR and be rated for the input voltage. A 10uF to 22uF ceramic capacitor is a good choice. The output capacitor should be chosen based on the output voltage and current requirements. A 10uF to 47uF ceramic capacitor is a good starting point. Make sure to check the capacitor's datasheet for compatibility with the TPS51125RGET.
The TPS51125RGET is rated for operation from -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures. It's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance.
To ensure stability, make sure to follow the recommended PCB layout guidelines, use the recommended input and output capacitors, and keep the input and output traces short and direct. Additionally, avoid using long, thin traces or wires that can cause oscillations. If oscillations occur, try adding a small ceramic capacitor (1nF to 10nF) between the VIN and GND pins.
The TPS51125RGET is capable of delivering up to 2A of output current. However, the actual output current capability may be limited by the input voltage, output voltage, and thermal considerations. Make sure to check the device's datasheet and thermal calculations to ensure the device can handle the required output current.
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TPS51125RGET 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.
