ZHCS625B DECEMBER 2011 – February 2019 TPS53219A
PRODUCTION DATA.
This design uses the parameters listed in Table 3.
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| INPUT CHARACTERISTICS | ||||||
| VIN | Voltage range | 5 | 12 | 18 | V | |
| IMAX | Maximum input current | VIN = 5 V, IOUT = 25 A | 10 | A | ||
| No load input current | VIN = 12 V, IOUT = 0 A with auto-skip mode | 1 | mA | |||
| OUTPUT CHARACTERISTICS | ||||||
| VOUT | Output voltage | 1.2 | V | |||
| Output voltage regulation | Line regulation, 5 V ≤ VIN ≤ 14 V with FCCM | 0.2% | ||||
| Load regulation, VIN = 12 V, 0 A ≤ IOUT ≤ 25 A with FCCM | 0.5% | |||||
| VRIPPLE | Output voltage ripple | VIN = 12 V, IOUT = 25 A with FCCM | 10 | mVPP | ||
| ILOAD | Output load current | 0 | 25 | A | ||
| IOVER | Output overcurrent | 32 | ||||
| tSS | Soft-start time | 1 | ms | |||
| SYSTEMS CHARACTERISTICS | ||||||
| fSW | Switching frequency | 500 | kHz | |||
| η | Peak efficiency | VIN = 12 V, VOUT = 1.2 V, IOUT = 4 A | 91% | |||
| Full load efficiency | VIN = 12 V, VOUT = 1.2 V, IOUT = 8 A | 91.5% | ||||
| TA | Operating temperature | 25 | °C | |||