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Electrical Performance Specifications

2 Electrical Performance Specifications

Table 1. TPS51513EVM-549 Electrical Performance Specifications

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PARAMETER TEST CONDITIONS MIN TYP MAX UNITS

Input Characteristics

Voltage range VIN 8 12 14 V

Maximum input current VIN = 8 V,1.05 V/20 A at 300 kHz 3.0 A

No load input current Vin = 14 V, Io = 0 A 10 mA

Output Characteristics

Output voltage VOUT VID0 = VID1 = VID2 = 0 1.05 V

Output voltage regulation Line regulation 0.1%

Load regulation (Nondroop) 1.0%

Output voltage ripple Vin = 12 V, Io = 20 A at 300 kHz 30 mVpp

Output load current 0 20 A

Output over current 30 A

Systems Characteristics

Switching frequency Selectable 250 300 500 kHz

Peak efficiency Vin = 12 V, 1.05 V/10 A at 300 kHz 90.9

Full load efficiency Vin = 12 V, 1.05 V/20 A at 300 kHz 89.2

Operating temperature 25 °C

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Jumpers set to default locations; see Section 6 of this user’s guide.

SLVU358–February 2010 Using the TPS51513EVM-549 A Single-Phase, D-CAP+™ Synchronous Buck

Controller With Integrated Drivers for General IC V

CORE

Applications

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