ALSO OPERATES IN PFM CONTROL TECHNIQUE; CUR LIM FOR BUCK 2 AND 3 IS 4.1 A; ADJ OUTPUT IS 0.8 TO 17V
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
17 V
Input Voltage-Min:
4.5 V
Input Voltage-Nom:
12 V
JESD-30 Code:
S-PQCC-N40
JESD-609 Code:
e4
Length:
6 mm
Moisture Sensitivity Level:
3
Number of Functions:
1
Number of Outputs:
3
Number of Terminals:
40
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
3 A
Output Voltage-Max:
17 V
Output Voltage-Min:
0.8 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
HVQCCN
Package Shape:
SQUARE
Package Style:
CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Packing Method:
TR
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
1 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
2200 kHz
Technology:
BICMOS
Temperature Grade:
AUTOMOTIVE
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:
6 mm
TPS65251-2RHAR Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow general guidelines for switching regulator layout, such as keeping the input and output capacitors close to the IC, and using a solid ground plane to reduce noise and EMI.
The selection of the inductor depends on the output current, output voltage, and switching frequency. TI provides an inductor selection guide in the datasheet, and online tools such as the TI Inductor Selection Tool can also be used to find a suitable inductor.
The TPS65251-2RHAR has an operating junction temperature range of -40°C to 150°C, but the maximum ambient temperature depends on the specific application and the thermal design of the system. TI recommends following the thermal design guidelines in the datasheet to ensure reliable operation.
Yes, the TPS65251-2RHAR is qualified for automotive and high-reliability applications, and meets the requirements of the AEC-Q100 standard. However, it's recommended to follow the specific requirements and guidelines for the target application, and to consult with TI's technical support team if necessary.
TI provides a troubleshooting guide in the datasheet, which covers common issues and their possible causes. Additionally, TI's technical support team can provide further assistance and guidance to help resolve issues.
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TPS65251-2RHAR 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.
