SLUU535A September 2011 – January 2022 TPS40400
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNITS |
---|---|---|---|---|---|
Input Characteristics | |||||
Voltage range | VIN | 8 | 12 | 14 | V |
Maximum input current | VIN = 8 V, IO = 20 A | 3.5 | A | ||
No load input current | VIN = 14 V, IO = 0 A with auto skip mode | 50 | mA | ||
Output Characteristics | |||||
Output voltage, VOUT | 1.2 | V | |||
Output voltage regulation | Line regulation(VIN = 8 V - 14 V) | 0.5% | |||
Load regulation(VIN = 12 V, Io = 0 A - 20 A) | 0.5% | ||||
Output voltage ripple | VIN = 12 V, IO = 20 A | 30 | mVpp | ||
Output load current | 0 | 20 | A | ||
Output over current | 25 | ||||
Systems Characteristics | |||||
Switching frequency | 608 | kHz | |||
Peak efficiency | VIN = 12 V, 1.2 V / 12 A, FSW = 300 kHz | 89.6% | |||
Full-load efficiency | VIN = 12 V, 1.2 V / 20 A | 88.2% | |||
Operating temperature | 25 | °C |