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SLVU247A July 2008 – October 2021 TPS54331 , TPS54331-Q1

1.2 Performance Specification Summary

Table 1-2 provides a summary of the TPS54331EVM-232 performance specifications. Specifications are given for an input voltage of V_IN = 15 V and an output voltage of 3.3 V, unless otherwise specified. The TPS54331EVM-232 is designed and tested for V_IN = 10 V to 35 V. The ambient temperature is 25°C for all measurements, unless otherwise noted.

Table 1-2 TPS54331EVM-232 and Performance Specification Summary

Specification	Test Conditions		MIN	TYP	MAX	Unit
VIN voltage range			7	15	28	V
Output voltage set point				3.3		V
Output current range	V_IN = 7 V to 28 V		0		3	A
Line regulation	I_O = 1.5 A, V_IN = 7 V–28 V			±0.2%
Load regulation	V_IN = 14 V, I_O = 0 A to 3 A			±0.15%
Load transient response	I_O = 0.75 A to 2.25 A	Voltage change		–100		mV
	I_O = 0.75 A to 2.25 A	Recovery time		160		μs
	I_O = 2.25 A to 0.75 A	Voltage change		100		mV
	I_O = 2.25 A to 0.75 A	Recovery time		160		μs
Loop bandwidth	V_IN = 25 V, I_O = 1 A			25.0		kHz
Phase margin	V_IN = 25 V , I_O = 1 A			58		°
Input ripple voltage	I_O = 3 A			200		mVpp
Output ripple voltage	I_O = 3 A			10		mVpp
Output rise time				3.5		ms
Operating frequency				570		kHz
Maximum efficiency	V_IN = 10 V, V_O = 5 V, I_O = 0.75 A			91.6%