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TPS62872 Series

6V, 12A stackable synchronous buck converter

Manufacturer: Texas Instruments

Catalog(5 parts)

PartPackage / CaseTopologyFunctionVoltage - Output (Min/Fixed)Synchronous RectifierCurrent - OutputOutput ConfigurationOperating TemperatureOperating TemperatureVoltage - Input (Max)Number of OutputsMounting TypeGradeFrequency - SwitchingVoltage - Input (Min)Supplier Device PackageSupplier Device PackageSupplier Device PackageQualificationOutput Type
Texas Instruments
TPS62872Y4QWRXSRQ1
Buck Switching Regulator IC Positive Adjustable 0.4V 1 Output 12A 16-TFQFN Exposed Pad
16-TFQFN Exposed Pad
Buck
Step-Down
0.4000000059604645 V
12 A
Positive
-40 °C
125 °C
6 V
1 ul
Surface Mount, Wettable Flank
Automotive
1500000 Hz, 2250000 Hz, 2500000 Hz, 3000000 Hz
2.700000047683716 V
16-VQFN
2.549999952316284 ul
3.549999952316284 ul
AEC-Q100
Adjustable
Texas Instruments
TPS62872N0QWRXSRQ1
Buck Switching Regulator IC Positive Adjustable 0.4V 1 Output 12A 16-TFQFN Exposed Pad
16-TFQFN Exposed Pad
Buck
Step-Down
0.4000000059604645 V
12 A
Positive
-40 °C
125 °C
6 V
1 ul
Surface Mount, Wettable Flank
Automotive
1500000 Hz, 2250000 Hz, 2500000 Hz, 3000000 Hz
2.700000047683716 V
16-VQFN
2.549999952316284 ul
3.549999952316284 ul
AEC-Q100
Adjustable
Texas Instruments
TPS62872Z2WRXSR
Buck Switching Regulator IC Positive Programmable 0.4V 1 Output 12A 16-TFQFN Exposed Pad
16-TFQFN Exposed Pad
Buck
Step-Down
0.4000000059604645 V
12 A
Positive
-40 °C
125 °C
6 V
1 ul
Surface Mount, Wettable Flank
1500000 Hz, 2250000 Hz, 2500000 Hz, 3000000 Hz
2.700000047683716 V
16-VQFN
2.549999952316284 ul
3.549999952316284 ul
Programmable
Texas Instruments
TPS62872Y2QWRXSRQ1
Buck Switching Regulator IC Positive Programmable 0.4V 1 Output 12A 16-TFQFN Exposed Pad
16-TFQFN Exposed Pad
Buck
Step-Down
0.4000000059604645 V
12 A
Positive
-40 °C
125 °C
6 V
1 ul
Surface Mount, Wettable Flank
Automotive
1500000 Hz, 2250000 Hz, 2500000 Hz, 3000000 Hz
2.700000047683716 V
16-VQFN
2.549999952316284 ul
3.549999952316284 ul
AEC-Q100
Programmable
Texas Instruments
TPS62872QWRXSRQ1
Buck Switching Regulator IC Positive Adjustable 0.4V 1 Output 12A 16-TFQFN Exposed Pad
16-TFQFN Exposed Pad
Buck
Step-Down
0.4000000059604645 V
12 A
Positive
-40 °C
125 °C
6 V
1 ul
Surface Mount, Wettable Flank
Automotive
1500000 Hz, 2250000 Hz, 2500000 Hz, 3000000 Hz
2.700000047683716 V
16-VQFN
2.549999952316284 ul
3.549999952316284 ul
AEC-Q100
Adjustable

Key Features

Functional Safety-CapableDocumentation available to aid functional safety system design2.7V to 6V input voltage range6A, 9A, 12A, and 15A family of pin-to-pin compatible deviceFour output voltage ranges:0.4V to 0.71875V in 1.25mV steps0.4V to 1.0375V in 2.5mV steps0.4V to 1.675V in 5mV steps0.8V to 3.35V in 10mV stepsOutput voltage accuracy ±1%7mΩ and 4.5mΩ internal power MOSFETsAdjustable external compensationResistor-selectable start-up output voltageResistor-selectable switching frequencyPower-save or forced-PWM operationI2C-compatible interface up to 1MHzDifferential remote sensingOptional stacked operation for increased output current capabilityThermal warning and thermal shutdownPrecise enable inputActive output dischargeOptional spread-spectrum clockingPower-good output with a window comparatorAvailable in 2.55mm × 3.55mm × 1mm VQFN package with wettable flanks–40°C to 125°C junction temperature, TJFunctional Safety-CapableDocumentation available to aid functional safety system design2.7V to 6V input voltage range6A, 9A, 12A, and 15A family of pin-to-pin compatible deviceFour output voltage ranges:0.4V to 0.71875V in 1.25mV steps0.4V to 1.0375V in 2.5mV steps0.4V to 1.675V in 5mV steps0.8V to 3.35V in 10mV stepsOutput voltage accuracy ±1%7mΩ and 4.5mΩ internal power MOSFETsAdjustable external compensationResistor-selectable start-up output voltageResistor-selectable switching frequencyPower-save or forced-PWM operationI2C-compatible interface up to 1MHzDifferential remote sensingOptional stacked operation for increased output current capabilityThermal warning and thermal shutdownPrecise enable inputActive output dischargeOptional spread-spectrum clockingPower-good output with a window comparatorAvailable in 2.55mm × 3.55mm × 1mm VQFN package with wettable flanks–40°C to 125°C junction temperature, TJ

Description

AI
The TPS6287x is a family of pin-to-pin 6A, 9A, 12A, and 15A synchronous step-down DC/DC converters with differential remote sensing. For each current rating, there are full-featured device variants with I2C interface and limited-featured device variants without I2C interface. All devices offer high efficiency and ease of use. Low-resistance power switches allow up to 15A continuous output current at high ambient temperatures. The devices can operate in stacked mode to deliver higher output currents or to spread the power dissipation across multiple devices. The TPS6287x family implements an enhanced DCS-control scheme that supports fast transients with fixed-frequency operation. Devices can operate in power save mode for maximum efficiency, or forced-PWM mode for the best transient performance and lowest output voltage ripple. An optional remote sensing feature maximizes voltage regulation at the point-of-load, and the device achieves better than ±1% DC voltage accuracy under all operating conditions. The switching frequency is resistor-selectable through the FSEL pin. The switching frequency can be set to 1.5MHz, 2.25MHz, 2.5MHz, or 3.0MHz, or synchronized to an external clock in the same frequency range. The I2C-compatible interface offers several control, monitoring, and warning features, such as voltage monitoring and temperature-related warnings. The output voltage can be quickly adjusted to adapt the power consumption of the load to the performance needs of the application through the I2C-compatible interface. The default start-up voltage is resistor-selectable through the VSEL pin. The TPS6287x is a family of pin-to-pin 6A, 9A, 12A, and 15A synchronous step-down DC/DC converters with differential remote sensing. For each current rating, there are full-featured device variants with I2C interface and limited-featured device variants without I2C interface. All devices offer high efficiency and ease of use. Low-resistance power switches allow up to 15A continuous output current at high ambient temperatures. The devices can operate in stacked mode to deliver higher output currents or to spread the power dissipation across multiple devices. The TPS6287x family implements an enhanced DCS-control scheme that supports fast transients with fixed-frequency operation. Devices can operate in power save mode for maximum efficiency, or forced-PWM mode for the best transient performance and lowest output voltage ripple. An optional remote sensing feature maximizes voltage regulation at the point-of-load, and the device achieves better than ±1% DC voltage accuracy under all operating conditions. The switching frequency is resistor-selectable through the FSEL pin. The switching frequency can be set to 1.5MHz, 2.25MHz, 2.5MHz, or 3.0MHz, or synchronized to an external clock in the same frequency range. The I2C-compatible interface offers several control, monitoring, and warning features, such as voltage monitoring and temperature-related warnings. The output voltage can be quickly adjusted to adapt the power consumption of the load to the performance needs of the application through the I2C-compatible interface. The default start-up voltage is resistor-selectable through the VSEL pin.